*/
int
xfs_rtbuf_get(
- xfs_mount_t *mp, /* file system mount structure */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_fileoff_t block, /* block number in bitmap or summary */
- int issum, /* is summary not bitmap */
- struct xfs_buf **bpp) /* output: buffer for the block */
+ struct xfs_rtalloc_args *args,
+ xfs_fileoff_t block, /* block number in bitmap or summary */
+ int issum, /* is summary not bitmap */
+ struct xfs_buf **bpp) /* output: buffer for the block */
{
- struct xfs_buf *bp; /* block buffer, result */
- xfs_inode_t *ip; /* bitmap or summary inode */
- xfs_bmbt_irec_t map;
- int nmap = 1;
- int error; /* error value */
+ struct xfs_mount *mp = args->mp;
+ struct xfs_buf *bp; /* block buffer, result */
+ struct xfs_inode *ip; /* bitmap or summary inode */
+ struct xfs_bmbt_irec map;
+ int nmap = 1;
+ int error;
ip = issum ? mp->m_rsumip : mp->m_rbmip;
return -EFSCORRUPTED;
ASSERT(map.br_startblock != NULLFSBLOCK);
- error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp,
+ error = xfs_trans_read_buf(mp, args->tp, mp->m_ddev_targp,
XFS_FSB_TO_DADDR(mp, map.br_startblock),
mp->m_bsize, 0, &bp, &xfs_rtbuf_ops);
if (error)
return error;
- xfs_trans_buf_set_type(tp, bp, issum ? XFS_BLFT_RTSUMMARY_BUF
+ xfs_trans_buf_set_type(args->tp, bp, issum ? XFS_BLFT_RTSUMMARY_BUF
: XFS_BLFT_RTBITMAP_BUF);
*bpp = bp;
return 0;
*/
int
xfs_rtfind_back(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* starting rtext to look at */
- xfs_rtxnum_t limit, /* last rtext to look at */
- xfs_rtxnum_t *rtx) /* out: start rtext found */
+ struct xfs_rtalloc_args *args,
+ xfs_rtxnum_t start, /* starting rtext to look at */
+ xfs_rtxnum_t limit, /* last rtext to look at */
+ xfs_rtxnum_t *rtx) /* out: start rtext found */
{
- int bit; /* bit number in the word */
- xfs_fileoff_t block; /* bitmap block number */
- struct xfs_buf *bp; /* buf for the block */
- int error; /* error value */
- xfs_rtxnum_t firstbit; /* first useful bit in the word */
- xfs_rtxnum_t i; /* current bit number rel. to start */
- xfs_rtxnum_t len; /* length of inspected area */
- xfs_rtword_t mask; /* mask of relevant bits for value */
- xfs_rtword_t want; /* mask for "good" values */
- xfs_rtword_t wdiff; /* difference from wanted value */
- xfs_rtword_t incore;
- unsigned int word; /* word number in the buffer */
+ struct xfs_mount *mp = args->mp;
+ int bit; /* bit number in the word */
+ xfs_fileoff_t block; /* bitmap block number */
+ struct xfs_buf *bp; /* buf for the block */
+ int error; /* error value */
+ xfs_rtxnum_t firstbit; /* first useful bit in the word */
+ xfs_rtxnum_t i; /* current bit number rel. to start */
+ xfs_rtxnum_t len; /* length of inspected area */
+ xfs_rtword_t mask; /* mask of relevant bits for value */
+ xfs_rtword_t want; /* mask for "good" values */
+ xfs_rtword_t wdiff; /* difference from wanted value */
+ xfs_rtword_t incore;
+ unsigned int word; /* word number in the buffer */
/*
* Compute and read in starting bitmap block for starting block.
*/
block = xfs_rtx_to_rbmblock(mp, start);
- error = xfs_rtbuf_get(mp, tp, block, 0, &bp);
+ error = xfs_rtbuf_get(args, block, 0, &bp);
if (error) {
return error;
}
/*
* Different. Mark where we are and return.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
i = bit - XFS_RTHIBIT(wdiff);
*rtx = start - i + 1;
return 0;
/*
* If done with this block, get the previous one.
*/
- xfs_trans_brelse(tp, bp);
- error = xfs_rtbuf_get(mp, tp, --block, 0, &bp);
+ xfs_trans_brelse(args->tp, bp);
+ error = xfs_rtbuf_get(args, --block, 0, &bp);
if (error) {
return error;
}
/*
* Different, mark where we are and return.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
i += XFS_NBWORD - 1 - XFS_RTHIBIT(wdiff);
*rtx = start - i + 1;
return 0;
/*
* If done with this block, get the previous one.
*/
- xfs_trans_brelse(tp, bp);
- error = xfs_rtbuf_get(mp, tp, --block, 0, &bp);
+ xfs_trans_brelse(args->tp, bp);
+ error = xfs_rtbuf_get(args, --block, 0, &bp);
if (error) {
return error;
}
/*
* Different, mark where we are and return.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
i += XFS_NBWORD - 1 - XFS_RTHIBIT(wdiff);
*rtx = start - i + 1;
return 0;
/*
* No match, return that we scanned the whole area.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
*rtx = start - i + 1;
return 0;
}
*/
int
xfs_rtfind_forw(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* starting rtext to look at */
- xfs_rtxnum_t limit, /* last rtext to look at */
- xfs_rtxnum_t *rtx) /* out: start rtext found */
+ struct xfs_rtalloc_args *args,
+ xfs_rtxnum_t start, /* starting rtext to look at */
+ xfs_rtxnum_t limit, /* last rtext to look at */
+ xfs_rtxnum_t *rtx) /* out: start rtext found */
{
- int bit; /* bit number in the word */
- xfs_fileoff_t block; /* bitmap block number */
- struct xfs_buf *bp; /* buf for the block */
- int error; /* error value */
- xfs_rtxnum_t i; /* current bit number rel. to start */
- xfs_rtxnum_t lastbit; /* last useful bit in the word */
- xfs_rtxnum_t len; /* length of inspected area */
- xfs_rtword_t mask; /* mask of relevant bits for value */
- xfs_rtword_t want; /* mask for "good" values */
- xfs_rtword_t wdiff; /* difference from wanted value */
- xfs_rtword_t incore;
- unsigned int word; /* word number in the buffer */
+ struct xfs_mount *mp = args->mp;
+ int bit; /* bit number in the word */
+ xfs_fileoff_t block; /* bitmap block number */
+ struct xfs_buf *bp; /* buf for the block */
+ int error;
+ xfs_rtxnum_t i; /* current bit number rel. to start */
+ xfs_rtxnum_t lastbit;/* last useful bit in the word */
+ xfs_rtxnum_t len; /* length of inspected area */
+ xfs_rtword_t mask; /* mask of relevant bits for value */
+ xfs_rtword_t want; /* mask for "good" values */
+ xfs_rtword_t wdiff; /* difference from wanted value */
+ xfs_rtword_t incore;
+ unsigned int word; /* word number in the buffer */
/*
* Compute and read in starting bitmap block for starting block.
*/
block = xfs_rtx_to_rbmblock(mp, start);
- error = xfs_rtbuf_get(mp, tp, block, 0, &bp);
+ error = xfs_rtbuf_get(args, block, 0, &bp);
if (error) {
return error;
}
/*
* Different. Mark where we are and return.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
i = XFS_RTLOBIT(wdiff) - bit;
*rtx = start + i - 1;
return 0;
/*
* If done with this block, get the previous one.
*/
- xfs_trans_brelse(tp, bp);
- error = xfs_rtbuf_get(mp, tp, ++block, 0, &bp);
+ xfs_trans_brelse(args->tp, bp);
+ error = xfs_rtbuf_get(args, ++block, 0, &bp);
if (error) {
return error;
}
/*
* Different, mark where we are and return.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
i += XFS_RTLOBIT(wdiff);
*rtx = start + i - 1;
return 0;
/*
* If done with this block, get the next one.
*/
- xfs_trans_brelse(tp, bp);
- error = xfs_rtbuf_get(mp, tp, ++block, 0, &bp);
+ xfs_trans_brelse(args->tp, bp);
+ error = xfs_rtbuf_get(args, ++block, 0, &bp);
if (error) {
return error;
}
/*
* Different, mark where we are and return.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
i += XFS_RTLOBIT(wdiff);
*rtx = start + i - 1;
return 0;
/*
* No match, return that we scanned the whole area.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
*rtx = start + i - 1;
return 0;
}
*/
int
xfs_rtmodify_summary_int(
- xfs_mount_t *mp, /* file system mount structure */
- xfs_trans_t *tp, /* transaction pointer */
- int log, /* log2 of extent size */
- xfs_fileoff_t bbno, /* bitmap block number */
- int delta, /* change to make to summary info */
- struct xfs_buf **rbpp, /* in/out: summary block buffer */
- xfs_fileoff_t *rsb, /* in/out: summary block number */
- xfs_suminfo_t *sum) /* out: summary info for this block */
+ struct xfs_rtalloc_args *args,
+ int log, /* log2 of extent size */
+ xfs_fileoff_t bbno, /* bitmap block number */
+ int delta, /* change to make to summary info */
+ struct xfs_buf **rbpp, /* in/out: summary block buffer */
+ xfs_fileoff_t *rsb, /* in/out: summary block number */
+ xfs_suminfo_t *sum) /* out: summary info for this block */
{
- struct xfs_buf *bp; /* buffer for the summary block */
- int error; /* error value */
- xfs_fileoff_t sb; /* summary fsblock */
- xfs_rtsumoff_t so; /* index into the summary file */
- unsigned int infoword;
+ struct xfs_mount *mp = args->mp;
+ struct xfs_buf *bp; /* buffer for the summary block */
+ int error;
+ xfs_fileoff_t sb; /* summary fsblock */
+ xfs_rtsumoff_t so; /* index into the summary file */
+ unsigned int infoword;
/*
* Compute entry number in the summary file.
* If there was an old one, get rid of it first.
*/
if (*rbpp)
- xfs_trans_brelse(tp, *rbpp);
- error = xfs_rtbuf_get(mp, tp, sb, 1, &bp);
+ xfs_trans_brelse(args->tp, *rbpp);
+ error = xfs_rtbuf_get(args, sb, 1, &bp);
if (error) {
return error;
}
if (val != 0 && log < mp->m_rsum_cache[bbno])
mp->m_rsum_cache[bbno] = log;
}
- xfs_trans_log_rtsummary(tp, bp, infoword);
+ xfs_trans_log_rtsummary(args->tp, bp, infoword);
if (sum)
*sum = val;
} else if (sum) {
int
xfs_rtmodify_summary(
- xfs_mount_t *mp, /* file system mount structure */
- xfs_trans_t *tp, /* transaction pointer */
- int log, /* log2 of extent size */
- xfs_fileoff_t bbno, /* bitmap block number */
- int delta, /* change to make to summary info */
- struct xfs_buf **rbpp, /* in/out: summary block buffer */
- xfs_fileoff_t *rsb) /* in/out: summary block number */
+ struct xfs_rtalloc_args *args,
+ int log, /* log2 of extent size */
+ xfs_fileoff_t bbno, /* bitmap block number */
+ int delta, /* change to make to summary info */
+ struct xfs_buf **rbpp, /* in/out: summary block buffer */
+ xfs_fileoff_t *rsb) /* in/out: summary block number */
{
- return xfs_rtmodify_summary_int(mp, tp, log, bbno,
- delta, rbpp, rsb, NULL);
+ return xfs_rtmodify_summary_int(args, log, bbno, delta, rbpp, rsb, NULL);
}
/* Log rtbitmap block from the word @from to the byte before @next. */
*/
int
xfs_rtmodify_range(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* starting rtext to modify */
- xfs_rtxlen_t len, /* length of extent to modify */
- int val) /* 1 for free, 0 for allocated */
+ struct xfs_rtalloc_args *args,
+ xfs_rtxnum_t start, /* starting rtext to modify */
+ xfs_rtxlen_t len, /* length of extent to modify */
+ int val) /* 1 for free, 0 for allocated */
{
- int bit; /* bit number in the word */
- xfs_fileoff_t block; /* bitmap block number */
- struct xfs_buf *bp; /* buf for the block */
- int error; /* error value */
- int i; /* current bit number rel. to start */
- int lastbit; /* last useful bit in word */
- xfs_rtword_t mask; /* mask o frelevant bits for value */
- xfs_rtword_t incore;
- unsigned int firstword; /* first word used in the buffer */
- unsigned int word; /* word number in the buffer */
+ struct xfs_mount *mp = args->mp;
+ int bit; /* bit number in the word */
+ xfs_fileoff_t block; /* bitmap block number */
+ struct xfs_buf *bp; /* buf for the block */
+ int error;
+ int i; /* current bit number rel. to start */
+ int lastbit; /* last useful bit in word */
+ xfs_rtword_t mask; /* mask of relevant bits for value */
+ xfs_rtword_t incore;
+ unsigned int firstword; /* first word used in the buffer */
+ unsigned int word; /* word number in the buffer */
/*
* Compute starting bitmap block number.
/*
* Read the bitmap block, and point to its data.
*/
- error = xfs_rtbuf_get(mp, tp, block, 0, &bp);
+ error = xfs_rtbuf_get(args, block, 0, &bp);
if (error) {
return error;
}
* Log the changed part of this block.
* Get the next one.
*/
- xfs_trans_log_rtbitmap(tp, bp, firstword, word);
- error = xfs_rtbuf_get(mp, tp, ++block, 0, &bp);
+ xfs_trans_log_rtbitmap(args->tp, bp, firstword,
+ word);
+ error = xfs_rtbuf_get(args, ++block, 0, &bp);
if (error) {
return error;
}
* Log the changed part of this block.
* Get the next one.
*/
- xfs_trans_log_rtbitmap(tp, bp, firstword, word);
- error = xfs_rtbuf_get(mp, tp, ++block, 0, &bp);
- if (error) {
+ xfs_trans_log_rtbitmap(args->tp, bp, firstword,
+ word);
+ error = xfs_rtbuf_get(args, ++block, 0, &bp);
+ if (error)
return error;
- }
firstword = word = 0;
}
* Log any remaining changed bytes.
*/
if (word > firstword)
- xfs_trans_log_rtbitmap(tp, bp, firstword, word);
+ xfs_trans_log_rtbitmap(args->tp, bp, firstword, word);
return 0;
}
*/
int
xfs_rtfree_range(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* starting rtext to free */
- xfs_rtxlen_t len, /* length to free */
- struct xfs_buf **rbpp, /* in/out: summary block buffer */
- xfs_fileoff_t *rsb) /* in/out: summary block number */
+ struct xfs_rtalloc_args *args,
+ xfs_rtxnum_t start, /* starting rtext to free */
+ xfs_rtxlen_t len, /* length to free */
+ struct xfs_buf **rbpp, /* in/out: summary block buffer */
+ xfs_fileoff_t *rsb) /* in/out: summary block number */
{
- xfs_rtxnum_t end; /* end of the freed extent */
- int error; /* error value */
- xfs_rtxnum_t postblock; /* first rtext freed > end */
- xfs_rtxnum_t preblock; /* first rtext freed < start */
+ struct xfs_mount *mp = args->mp;
+ xfs_rtxnum_t end; /* end of the freed extent */
+ int error; /* error value */
+ xfs_rtxnum_t postblock; /* first rtext freed > end */
+ xfs_rtxnum_t preblock; /* first rtext freed < start */
end = start + len - 1;
/*
* Modify the bitmap to mark this extent freed.
*/
- error = xfs_rtmodify_range(mp, tp, start, len, 1);
+ error = xfs_rtmodify_range(args, start, len, 1);
if (error) {
return error;
}
* We need to find the beginning and end of the extent so we can
* properly update the summary.
*/
- error = xfs_rtfind_back(mp, tp, start, 0, &preblock);
+ error = xfs_rtfind_back(args, start, 0, &preblock);
if (error) {
return error;
}
/*
* Find the next allocated block (end of allocated extent).
*/
- error = xfs_rtfind_forw(mp, tp, end, mp->m_sb.sb_rextents - 1,
+ error = xfs_rtfind_forw(args, end, mp->m_sb.sb_rextents - 1,
&postblock);
if (error)
return error;
* old extent, add summary data for them to be allocated.
*/
if (preblock < start) {
- error = xfs_rtmodify_summary(mp, tp,
+ error = xfs_rtmodify_summary(args,
XFS_RTBLOCKLOG(start - preblock),
xfs_rtx_to_rbmblock(mp, preblock), -1, rbpp, rsb);
if (error) {
* old extent, add summary data for them to be allocated.
*/
if (postblock > end) {
- error = xfs_rtmodify_summary(mp, tp,
+ error = xfs_rtmodify_summary(args,
XFS_RTBLOCKLOG(postblock - end),
xfs_rtx_to_rbmblock(mp, end + 1), -1, rbpp, rsb);
if (error) {
* Increment the summary information corresponding to the entire
* (new) free extent.
*/
- error = xfs_rtmodify_summary(mp, tp,
+ error = xfs_rtmodify_summary(args,
XFS_RTBLOCKLOG(postblock + 1 - preblock),
xfs_rtx_to_rbmblock(mp, preblock), 1, rbpp, rsb);
return error;
*/
int
xfs_rtcheck_range(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* starting rtext number of extent */
- xfs_rtxlen_t len, /* length of extent */
- int val, /* 1 for free, 0 for allocated */
- xfs_rtxnum_t *new, /* out: first rtext not matching */
- int *stat) /* out: 1 for matches, 0 for not */
+ struct xfs_rtalloc_args *args,
+ xfs_rtxnum_t start, /* starting rtext number of extent */
+ xfs_rtxlen_t len, /* length of extent */
+ int val, /* 1 for free, 0 for allocated */
+ xfs_rtxnum_t *new, /* out: first rtext not matching */
+ int *stat) /* out: 1 for matches, 0 for not */
{
- int bit; /* bit number in the word */
- xfs_fileoff_t block; /* bitmap block number */
- struct xfs_buf *bp; /* buf for the block */
- int error; /* error value */
- xfs_rtxnum_t i; /* current bit number rel. to start */
- xfs_rtxnum_t lastbit; /* last useful bit in word */
- xfs_rtword_t mask; /* mask of relevant bits for value */
- xfs_rtword_t wdiff; /* difference from wanted value */
- xfs_rtword_t incore;
- unsigned int word; /* word number in the buffer */
+ struct xfs_mount *mp = args->mp;
+ int bit; /* bit number in the word */
+ xfs_fileoff_t block; /* bitmap block number */
+ struct xfs_buf *bp; /* buf for the block */
+ int error;
+ xfs_rtxnum_t i; /* current bit number rel. to start */
+ xfs_rtxnum_t lastbit; /* last useful bit in word */
+ xfs_rtword_t mask; /* mask of relevant bits for value */
+ xfs_rtword_t wdiff; /* difference from wanted value */
+ xfs_rtword_t incore;
+ unsigned int word; /* word number in the buffer */
/*
* Compute starting bitmap block number
/*
* Read the bitmap block.
*/
- error = xfs_rtbuf_get(mp, tp, block, 0, &bp);
+ error = xfs_rtbuf_get(args, block, 0, &bp);
if (error) {
return error;
}
/*
* Different, compute first wrong bit and return.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
i = XFS_RTLOBIT(wdiff) - bit;
*new = start + i;
*stat = 0;
/*
* If done with this block, get the next one.
*/
- xfs_trans_brelse(tp, bp);
- error = xfs_rtbuf_get(mp, tp, ++block, 0, &bp);
+ xfs_trans_brelse(args->tp, bp);
+ error = xfs_rtbuf_get(args, ++block, 0, &bp);
if (error) {
return error;
}
/*
* Different, compute first wrong bit and return.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
i += XFS_RTLOBIT(wdiff);
*new = start + i;
*stat = 0;
/*
* If done with this block, get the next one.
*/
- xfs_trans_brelse(tp, bp);
- error = xfs_rtbuf_get(mp, tp, ++block, 0, &bp);
+ xfs_trans_brelse(args->tp, bp);
+ error = xfs_rtbuf_get(args, ++block, 0, &bp);
if (error) {
return error;
}
/*
* Different, compute first wrong bit and return.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
i += XFS_RTLOBIT(wdiff);
*new = start + i;
*stat = 0;
/*
* Successful, return.
*/
- xfs_trans_brelse(tp, bp);
+ xfs_trans_brelse(args->tp, bp);
*new = start + i;
*stat = 1;
return 0;
/*
* Check that the given extent (block range) is allocated already.
*/
-STATIC int /* error */
+STATIC int
xfs_rtcheck_alloc_range(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* starting rtext number of extent */
- xfs_rtxlen_t len) /* length of extent */
+ struct xfs_rtalloc_args *args,
+ xfs_rtxnum_t start, /* starting rtext number of extent */
+ xfs_rtxlen_t len) /* length of extent */
{
- xfs_rtxnum_t new; /* dummy for xfs_rtcheck_range */
- int stat;
- int error;
+ xfs_rtxnum_t new; /* dummy for xfs_rtcheck_range */
+ int stat;
+ int error;
- error = xfs_rtcheck_range(mp, tp, start, len, 0, &new, &stat);
+ error = xfs_rtcheck_range(args, start, len, 0, &new, &stat);
if (error)
return error;
ASSERT(stat);
return 0;
}
#else
-#define xfs_rtcheck_alloc_range(m,t,b,l) (0)
+#define xfs_rtcheck_alloc_range(a,b,l) (0)
#endif
/*
* Free an extent in the realtime subvolume. Length is expressed in
* realtime extents, as is the block number.
*/
-int /* error */
+int
xfs_rtfree_extent(
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* starting rtext number to free */
- xfs_rtxlen_t len) /* length of extent freed */
+ struct xfs_trans *tp, /* transaction pointer */
+ xfs_rtxnum_t start, /* starting rtext number to free */
+ xfs_rtxlen_t len) /* length of extent freed */
{
- int error; /* error value */
- xfs_mount_t *mp; /* file system mount structure */
- xfs_fsblock_t sb; /* summary file block number */
- struct xfs_buf *sumbp = NULL; /* summary file block buffer */
-
- mp = tp->t_mountp;
+ struct xfs_mount *mp = tp->t_mountp;
+ struct xfs_rtalloc_args args = {
+ .mp = mp,
+ .tp = tp,
+ };
+ int error;
+ xfs_fsblock_t sb; /* summary file block number */
+ struct xfs_buf *sumbp = NULL; /* summary file block buffer */
ASSERT(mp->m_rbmip->i_itemp != NULL);
ASSERT(xfs_isilocked(mp->m_rbmip, XFS_ILOCK_EXCL));
- error = xfs_rtcheck_alloc_range(mp, tp, start, len);
+ error = xfs_rtcheck_alloc_range(&args, start, len);
if (error)
return error;
/*
* Free the range of realtime blocks.
*/
- error = xfs_rtfree_range(mp, tp, start, len, &sumbp, &sb);
+ error = xfs_rtfree_range(&args, start, len, &sumbp, &sb);
if (error) {
return error;
}
xfs_rtalloc_query_range_fn fn,
void *priv)
{
+ struct xfs_rtalloc_args args = {
+ .mp = mp,
+ .tp = tp,
+ };
struct xfs_rtalloc_rec rec;
xfs_rtxnum_t rtstart;
xfs_rtxnum_t rtend;
rtstart = low_rec->ar_startext;
while (rtstart <= high_key) {
/* Is the first block free? */
- error = xfs_rtcheck_range(mp, tp, rtstart, 1, 1, &rtend,
+ error = xfs_rtcheck_range(&args, rtstart, 1, 1, &rtend,
&is_free);
if (error)
break;
/* How long does the extent go for? */
- error = xfs_rtfind_forw(mp, tp, rtstart, high_key, &rtend);
+ error = xfs_rtfind_forw(&args, rtstart, high_key, &rtend);
if (error)
break;
xfs_rtxlen_t len,
bool *is_free)
{
+ struct xfs_rtalloc_args args = {
+ .mp = mp,
+ .tp = tp,
+ };
xfs_rtxnum_t end;
int matches;
int error;
- error = xfs_rtcheck_range(mp, tp, start, len, 1, &end, &matches);
+ error = xfs_rtcheck_range(&args, start, len, 1, &end, &matches);
if (error)
return error;
#ifndef __XFS_RTBITMAP_H__
#define __XFS_RTBITMAP_H__
+struct xfs_rtalloc_args {
+ struct xfs_mount *mp;
+ struct xfs_trans *tp;
+};
+
static inline xfs_rtblock_t
xfs_rtx_to_rtb(
struct xfs_mount *mp,
void *priv);
#ifdef CONFIG_XFS_RT
-int xfs_rtbuf_get(struct xfs_mount *mp, struct xfs_trans *tp,
- xfs_fileoff_t block, int issum, struct xfs_buf **bpp);
-int xfs_rtcheck_range(struct xfs_mount *mp, struct xfs_trans *tp,
- xfs_rtxnum_t start, xfs_rtxlen_t len, int val,
- xfs_rtxnum_t *new, int *stat);
-int xfs_rtfind_back(struct xfs_mount *mp, struct xfs_trans *tp,
- xfs_rtxnum_t start, xfs_rtxnum_t limit,
- xfs_rtxnum_t *rtblock);
-int xfs_rtfind_forw(struct xfs_mount *mp, struct xfs_trans *tp,
- xfs_rtxnum_t start, xfs_rtxnum_t limit,
- xfs_rtxnum_t *rtblock);
-int xfs_rtmodify_range(struct xfs_mount *mp, struct xfs_trans *tp,
- xfs_rtxnum_t start, xfs_rtxlen_t len, int val);
-int xfs_rtmodify_summary_int(struct xfs_mount *mp, struct xfs_trans *tp,
- int log, xfs_fileoff_t bbno, int delta,
- struct xfs_buf **rbpp, xfs_fileoff_t *rsb,
- xfs_suminfo_t *sum);
-int xfs_rtmodify_summary(struct xfs_mount *mp, struct xfs_trans *tp, int log,
- xfs_fileoff_t bbno, int delta, struct xfs_buf **rbpp,
- xfs_fileoff_t *rsb);
-int xfs_rtfree_range(struct xfs_mount *mp, struct xfs_trans *tp,
- xfs_rtxnum_t start, xfs_rtxlen_t len,
- struct xfs_buf **rbpp, xfs_fileoff_t *rsb);
+int xfs_rtbuf_get(struct xfs_rtalloc_args *args, xfs_fileoff_t block,
+ int issum, struct xfs_buf **bpp);
+int xfs_rtcheck_range(struct xfs_rtalloc_args *args, xfs_rtxnum_t start,
+ xfs_rtxlen_t len, int val, xfs_rtxnum_t *new, int *stat);
+int xfs_rtfind_back(struct xfs_rtalloc_args *args, xfs_rtxnum_t start,
+ xfs_rtxnum_t limit, xfs_rtxnum_t *rtblock);
+int xfs_rtfind_forw(struct xfs_rtalloc_args *args, xfs_rtxnum_t start,
+ xfs_rtxnum_t limit, xfs_rtxnum_t *rtblock);
+int xfs_rtmodify_range(struct xfs_rtalloc_args *args, xfs_rtxnum_t start,
+ xfs_rtxlen_t len, int val);
+int xfs_rtmodify_summary_int(struct xfs_rtalloc_args *args, int log,
+ xfs_fileoff_t bbno, int delta, struct xfs_buf **rbpp,
+ xfs_fileoff_t *rsb, xfs_suminfo_t *sum);
+int xfs_rtmodify_summary(struct xfs_rtalloc_args *args, int log,
+ xfs_fileoff_t bbno, int delta, struct xfs_buf **rbpp,
+ xfs_fileoff_t *rsb);
+int xfs_rtfree_range(struct xfs_rtalloc_args *args, xfs_rtxnum_t start,
+ xfs_rtxlen_t len, struct xfs_buf **rbpp, xfs_fileoff_t *rsb);
int xfs_rtalloc_query_range(struct xfs_mount *mp, struct xfs_trans *tp,
const struct xfs_rtalloc_rec *low_rec,
const struct xfs_rtalloc_rec *high_rec,
xchk_rtsum_compare(
struct xfs_scrub *sc)
{
+ struct xfs_rtalloc_args args = {
+ .mp = sc->mp,
+ .tp = sc->tp,
+ };
struct xfs_mount *mp = sc->mp;
struct xfs_buf *bp;
struct xfs_bmbt_irec map;
}
/* Read a block's worth of ondisk rtsummary file. */
- error = xfs_rtbuf_get(mp, sc->tp, off, 1, &bp);
+ error = xfs_rtbuf_get(&args, off, 1, &bp);
if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, off, &error))
return error;
*/
static int
xfs_rtget_summary(
- xfs_mount_t *mp, /* file system mount structure */
- xfs_trans_t *tp, /* transaction pointer */
- int log, /* log2 of extent size */
- xfs_fileoff_t bbno, /* bitmap block number */
- struct xfs_buf **rbpp, /* in/out: summary block buffer */
- xfs_fileoff_t *rsb, /* in/out: summary block number */
- xfs_suminfo_t *sum) /* out: summary info for this block */
+ struct xfs_rtalloc_args *args,
+ int log, /* log2 of extent size */
+ xfs_fileoff_t bbno, /* bitmap block number */
+ struct xfs_buf **rbpp, /* in/out: summary block buffer */
+ xfs_fileoff_t *rsb, /* in/out: summary block number */
+ xfs_suminfo_t *sum) /* out: summary info for this block */
{
- return xfs_rtmodify_summary_int(mp, tp, log, bbno, 0, rbpp, rsb, sum);
+ return xfs_rtmodify_summary_int(args, log, bbno, 0, rbpp, rsb, sum);
}
/*
* Return whether there are any free extents in the size range given
* by low and high, for the bitmap block bbno.
*/
-STATIC int /* error */
+STATIC int
xfs_rtany_summary(
- xfs_mount_t *mp, /* file system mount structure */
- xfs_trans_t *tp, /* transaction pointer */
- int low, /* low log2 extent size */
- int high, /* high log2 extent size */
- xfs_fileoff_t bbno, /* bitmap block number */
- struct xfs_buf **rbpp, /* in/out: summary block buffer */
- xfs_fileoff_t *rsb, /* in/out: summary block number */
- int *stat) /* out: any good extents here? */
+ struct xfs_rtalloc_args *args,
+ int low, /* low log2 extent size */
+ int high, /* high log2 extent size */
+ xfs_fileoff_t bbno, /* bitmap block number */
+ struct xfs_buf **rbpp, /* in/out: summary block buffer */
+ xfs_fileoff_t *rsb, /* in/out: summary block number */
+ int *stat) /* out: any good extents here? */
{
- int error; /* error value */
- int log; /* loop counter, log2 of ext. size */
- xfs_suminfo_t sum; /* summary data */
+ struct xfs_mount *mp = args->mp;
+ int error;
+ int log; /* loop counter, log2 of ext. size */
+ xfs_suminfo_t sum; /* summary data */
/* There are no extents at levels < m_rsum_cache[bbno]. */
if (mp->m_rsum_cache && low < mp->m_rsum_cache[bbno])
/*
* Get one summary datum.
*/
- error = xfs_rtget_summary(mp, tp, log, bbno, rbpp, rsb, &sum);
+ error = xfs_rtget_summary(args, log, bbno, rbpp, rsb, &sum);
if (error) {
return error;
}
* Copy and transform the summary file, given the old and new
* parameters in the mount structures.
*/
-STATIC int /* error */
+STATIC int
xfs_rtcopy_summary(
- xfs_mount_t *omp, /* old file system mount point */
- xfs_mount_t *nmp, /* new file system mount point */
- xfs_trans_t *tp) /* transaction pointer */
+ struct xfs_rtalloc_args *oargs,
+ struct xfs_rtalloc_args *nargs)
{
- xfs_fileoff_t bbno; /* bitmap block number */
- struct xfs_buf *bp; /* summary buffer */
- int error; /* error return value */
- int log; /* summary level number (log length) */
- xfs_suminfo_t sum; /* summary data */
- xfs_fileoff_t sumbno; /* summary block number */
+ xfs_fileoff_t bbno; /* bitmap block number */
+ struct xfs_buf *bp; /* summary buffer */
+ int error;
+ int log; /* summary level number (log length) */
+ xfs_suminfo_t sum; /* summary data */
+ xfs_fileoff_t sumbno; /* summary block number */
bp = NULL;
- for (log = omp->m_rsumlevels - 1; log >= 0; log--) {
- for (bbno = omp->m_sb.sb_rbmblocks - 1;
+ for (log = oargs->mp->m_rsumlevels - 1; log >= 0; log--) {
+ for (bbno = oargs->mp->m_sb.sb_rbmblocks - 1;
(xfs_srtblock_t)bbno >= 0;
bbno--) {
- error = xfs_rtget_summary(omp, tp, log, bbno, &bp,
+ error = xfs_rtget_summary(oargs, log, bbno, &bp,
&sumbno, &sum);
if (error)
return error;
if (sum == 0)
continue;
- error = xfs_rtmodify_summary(omp, tp, log, bbno, -sum,
+ error = xfs_rtmodify_summary(oargs, log, bbno, -sum,
&bp, &sumbno);
if (error)
return error;
- error = xfs_rtmodify_summary(nmp, tp, log, bbno, sum,
+ error = xfs_rtmodify_summary(nargs, log, bbno, sum,
&bp, &sumbno);
if (error)
return error;
* Mark an extent specified by start and len allocated.
* Updates all the summary information as well as the bitmap.
*/
-STATIC int /* error */
+STATIC int
xfs_rtallocate_range(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* start rtext to allocate */
- xfs_rtxlen_t len, /* length to allocate */
- struct xfs_buf **rbpp, /* in/out: summary block buffer */
- xfs_fileoff_t *rsb) /* in/out: summary block number */
+ struct xfs_rtalloc_args *args,
+ xfs_rtxnum_t start, /* start rtext to allocate */
+ xfs_rtxlen_t len, /* length to allocate */
+ struct xfs_buf **rbpp, /* in/out: summary block buffer */
+ xfs_fileoff_t *rsb) /* in/out: summary block number */
{
- xfs_rtxnum_t end; /* end of the allocated rtext */
- int error; /* error value */
- xfs_rtxnum_t postblock = 0; /* first rtext allocated > end */
- xfs_rtxnum_t preblock = 0; /* first rtext allocated < start */
+ struct xfs_mount *mp = args->mp;
+ xfs_rtxnum_t end; /* end of the allocated rtext */
+ int error;
+ xfs_rtxnum_t postblock = 0; /* first rtext allocated > end */
+ xfs_rtxnum_t preblock = 0; /* first rtext allocated < start */
end = start + len - 1;
/*
* We need to find the beginning and end of the extent so we can
* properly update the summary.
*/
- error = xfs_rtfind_back(mp, tp, start, 0, &preblock);
+ error = xfs_rtfind_back(args, start, 0, &preblock);
if (error) {
return error;
}
/*
* Find the next allocated block (end of free extent).
*/
- error = xfs_rtfind_forw(mp, tp, end, mp->m_sb.sb_rextents - 1,
+ error = xfs_rtfind_forw(args, end, mp->m_sb.sb_rextents - 1,
&postblock);
if (error) {
return error;
* Decrement the summary information corresponding to the entire
* (old) free extent.
*/
- error = xfs_rtmodify_summary(mp, tp,
+ error = xfs_rtmodify_summary(args,
XFS_RTBLOCKLOG(postblock + 1 - preblock),
xfs_rtx_to_rbmblock(mp, preblock), -1, rbpp, rsb);
if (error) {
* old extent, add summary data for them to be free.
*/
if (preblock < start) {
- error = xfs_rtmodify_summary(mp, tp,
+ error = xfs_rtmodify_summary(args,
XFS_RTBLOCKLOG(start - preblock),
xfs_rtx_to_rbmblock(mp, preblock), 1, rbpp, rsb);
if (error) {
* old extent, add summary data for them to be free.
*/
if (postblock > end) {
- error = xfs_rtmodify_summary(mp, tp,
+ error = xfs_rtmodify_summary(args,
XFS_RTBLOCKLOG(postblock - end),
xfs_rtx_to_rbmblock(mp, end + 1), 1, rbpp, rsb);
if (error) {
/*
* Modify the bitmap to mark this extent allocated.
*/
- error = xfs_rtmodify_range(mp, tp, start, len, 0);
+ error = xfs_rtmodify_range(args, start, len, 0);
return error;
}
* the length, if given. Returns error; returns starting block in *rtx.
* The lengths are all in rtextents.
*/
-STATIC int /* error */
+STATIC int
xfs_rtallocate_extent_block(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_fileoff_t bbno, /* bitmap block number */
- xfs_rtxlen_t minlen, /* minimum length to allocate */
- xfs_rtxlen_t maxlen, /* maximum length to allocate */
- xfs_rtxlen_t *len, /* out: actual length allocated */
- xfs_rtxnum_t *nextp, /* out: next rtext to try */
- struct xfs_buf **rbpp, /* in/out: summary block buffer */
- xfs_fileoff_t *rsb, /* in/out: summary block number */
- xfs_rtxlen_t prod, /* extent product factor */
- xfs_rtxnum_t *rtx) /* out: start rtext allocated */
+ struct xfs_rtalloc_args *args,
+ xfs_fileoff_t bbno, /* bitmap block number */
+ xfs_rtxlen_t minlen, /* minimum length to allocate */
+ xfs_rtxlen_t maxlen, /* maximum length to allocate */
+ xfs_rtxlen_t *len, /* out: actual length allocated */
+ xfs_rtxnum_t *nextp, /* out: next rtext to try */
+ struct xfs_buf **rbpp, /* in/out: summary block buffer */
+ xfs_fileoff_t *rsb, /* in/out: summary block number */
+ xfs_rtxlen_t prod, /* extent product factor */
+ xfs_rtxnum_t *rtx) /* out: start rtext allocated */
{
- xfs_rtxnum_t besti; /* best rtext found so far */
- xfs_rtxnum_t bestlen; /* best length found so far */
- xfs_rtxnum_t end; /* last rtext in chunk */
- int error; /* error value */
- xfs_rtxnum_t i; /* current rtext trying */
- xfs_rtxnum_t next; /* next rtext to try */
- int stat; /* status from internal calls */
+ struct xfs_mount *mp = args->mp;
+ xfs_rtxnum_t besti; /* best rtext found so far */
+ xfs_rtxnum_t bestlen;/* best length found so far */
+ xfs_rtxnum_t end; /* last rtext in chunk */
+ int error;
+ xfs_rtxnum_t i; /* current rtext trying */
+ xfs_rtxnum_t next; /* next rtext to try */
+ int stat; /* status from internal calls */
/*
* Loop over all the extents starting in this bitmap block,
* See if there's a free extent of maxlen starting at i.
* If it's not so then next will contain the first non-free.
*/
- error = xfs_rtcheck_range(mp, tp, i, maxlen, 1, &next, &stat);
+ error = xfs_rtcheck_range(args, i, maxlen, 1, &next, &stat);
if (error) {
return error;
}
/*
* i for maxlen is all free, allocate and return that.
*/
- error = xfs_rtallocate_range(mp, tp, i, maxlen, rbpp,
+ error = xfs_rtallocate_range(args, i, maxlen, rbpp,
rsb);
if (error) {
return error;
* If not done yet, find the start of the next free space.
*/
if (next < end) {
- error = xfs_rtfind_forw(mp, tp, next, end, &i);
+ error = xfs_rtfind_forw(args, next, end, &i);
if (error) {
return error;
}
/*
* Allocate besti for bestlen & return that.
*/
- error = xfs_rtallocate_range(mp, tp, besti, bestlen, rbpp, rsb);
+ error = xfs_rtallocate_range(args, besti, bestlen, rbpp, rsb);
if (error) {
return error;
}
* Returns error; returns starting block in *rtx.
* The lengths are all in rtextents.
*/
-STATIC int /* error */
+STATIC int
xfs_rtallocate_extent_exact(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* starting rtext number to allocate */
- xfs_rtxlen_t minlen, /* minimum length to allocate */
- xfs_rtxlen_t maxlen, /* maximum length to allocate */
- xfs_rtxlen_t *len, /* out: actual length allocated */
- struct xfs_buf **rbpp, /* in/out: summary block buffer */
- xfs_fileoff_t *rsb, /* in/out: summary block number */
- xfs_rtxlen_t prod, /* extent product factor */
- xfs_rtxnum_t *rtx) /* out: start rtext allocated */
+ struct xfs_rtalloc_args *args,
+ xfs_rtxnum_t start, /* starting rtext number to allocate */
+ xfs_rtxlen_t minlen, /* minimum length to allocate */
+ xfs_rtxlen_t maxlen, /* maximum length to allocate */
+ xfs_rtxlen_t *len, /* out: actual length allocated */
+ struct xfs_buf **rbpp, /* in/out: summary block buffer */
+ xfs_fileoff_t *rsb, /* in/out: summary block number */
+ xfs_rtxlen_t prod, /* extent product factor */
+ xfs_rtxnum_t *rtx) /* out: start rtext allocated */
{
- int error; /* error value */
- xfs_rtxlen_t i; /* extent length trimmed due to prod */
- int isfree; /* extent is free */
- xfs_rtxnum_t next; /* next rtext to try (dummy) */
+ int error;
+ xfs_rtxlen_t i; /* extent length trimmed due to prod */
+ int isfree; /* extent is free */
+ xfs_rtxnum_t next; /* next rtext to try (dummy) */
ASSERT(minlen % prod == 0);
ASSERT(maxlen % prod == 0);
/*
* Check if the range in question (for maxlen) is free.
*/
- error = xfs_rtcheck_range(mp, tp, start, maxlen, 1, &next, &isfree);
+ error = xfs_rtcheck_range(args, start, maxlen, 1, &next, &isfree);
if (error) {
return error;
}
/*
* If it is, allocate it and return success.
*/
- error = xfs_rtallocate_range(mp, tp, start, maxlen, rbpp, rsb);
+ error = xfs_rtallocate_range(args, start, maxlen, rbpp, rsb);
if (error) {
return error;
}
/*
* Allocate what we can and return it.
*/
- error = xfs_rtallocate_range(mp, tp, start, maxlen, rbpp, rsb);
+ error = xfs_rtallocate_range(args, start, maxlen, rbpp, rsb);
if (error) {
return error;
}
* to start as possible. If we don't get maxlen then use prod to trim
* the length, if given. The lengths are all in rtextents.
*/
-STATIC int /* error */
+STATIC int
xfs_rtallocate_extent_near(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* starting rtext number to allocate */
- xfs_rtxlen_t minlen, /* minimum length to allocate */
- xfs_rtxlen_t maxlen, /* maximum length to allocate */
- xfs_rtxlen_t *len, /* out: actual length allocated */
- struct xfs_buf **rbpp, /* in/out: summary block buffer */
- xfs_fileoff_t *rsb, /* in/out: summary block number */
- xfs_rtxlen_t prod, /* extent product factor */
- xfs_rtxnum_t *rtx) /* out: start rtext allocated */
+ struct xfs_rtalloc_args *args,
+ xfs_rtxnum_t start, /* starting rtext number to allocate */
+ xfs_rtxlen_t minlen, /* minimum length to allocate */
+ xfs_rtxlen_t maxlen, /* maximum length to allocate */
+ xfs_rtxlen_t *len, /* out: actual length allocated */
+ struct xfs_buf **rbpp, /* in/out: summary block buffer */
+ xfs_fileoff_t *rsb, /* in/out: summary block number */
+ xfs_rtxlen_t prod, /* extent product factor */
+ xfs_rtxnum_t *rtx) /* out: start rtext allocated */
{
- int any; /* any useful extents from summary */
- xfs_fileoff_t bbno; /* bitmap block number */
- int error; /* error value */
- int i; /* bitmap block offset (loop control) */
- int j; /* secondary loop control */
- int log2len; /* log2 of minlen */
- xfs_rtxnum_t n; /* next rtext to try */
- xfs_rtxnum_t r; /* result rtext */
+ struct xfs_mount *mp = args->mp;
+ int any; /* any useful extents from summary */
+ xfs_fileoff_t bbno; /* bitmap block number */
+ int error;
+ int i; /* bitmap block offset (loop control) */
+ int j; /* secondary loop control */
+ int log2len; /* log2 of minlen */
+ xfs_rtxnum_t n; /* next rtext to try */
+ xfs_rtxnum_t r; /* result rtext */
ASSERT(minlen % prod == 0);
ASSERT(maxlen % prod == 0);
/*
* Try the exact allocation first.
*/
- error = xfs_rtallocate_extent_exact(mp, tp, start, minlen, maxlen, len,
- rbpp, rsb, prod, &r);
+ error = xfs_rtallocate_extent_exact(args, start, minlen, maxlen, len,
+ rbpp, rsb, prod, &r);
if (error) {
return error;
}
* Get summary information of extents of all useful levels
* starting in this bitmap block.
*/
- error = xfs_rtany_summary(mp, tp, log2len, mp->m_rsumlevels - 1,
+ error = xfs_rtany_summary(args, log2len, mp->m_rsumlevels - 1,
bbno + i, rbpp, rsb, &any);
if (error) {
return error;
* Try to allocate an extent starting in
* this block.
*/
- error = xfs_rtallocate_extent_block(mp, tp,
+ error = xfs_rtallocate_extent_block(args,
bbno + i, minlen, maxlen, len, &n, rbpp,
rsb, prod, &r);
if (error) {
* Grab the summary information for
* this bitmap block.
*/
- error = xfs_rtany_summary(mp, tp,
+ error = xfs_rtany_summary(args,
log2len, mp->m_rsumlevels - 1,
bbno + j, rbpp, rsb, &any);
if (error) {
*/
if (any)
continue;
- error = xfs_rtallocate_extent_block(mp,
- tp, bbno + j, minlen, maxlen,
+ error = xfs_rtallocate_extent_block(args,
+ bbno + j, minlen, maxlen,
len, &n, rbpp, rsb, prod, &r);
if (error) {
return error;
* Try to allocate from the summary block
* that we found.
*/
- error = xfs_rtallocate_extent_block(mp, tp,
+ error = xfs_rtallocate_extent_block(args,
bbno + i, minlen, maxlen, len, &n, rbpp,
rsb, prod, &r);
if (error) {
* specified. If we don't get maxlen then use prod to trim
* the length, if given. The lengths are all in rtextents.
*/
-STATIC int /* error */
+STATIC int
xfs_rtallocate_extent_size(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxlen_t minlen, /* minimum length to allocate */
- xfs_rtxlen_t maxlen, /* maximum length to allocate */
- xfs_rtxlen_t *len, /* out: actual length allocated */
- struct xfs_buf **rbpp, /* in/out: summary block buffer */
- xfs_fileoff_t *rsb, /* in/out: summary block number */
- xfs_rtxlen_t prod, /* extent product factor */
- xfs_rtxnum_t *rtx) /* out: start rtext allocated */
+ struct xfs_rtalloc_args *args,
+ xfs_rtxlen_t minlen, /* minimum length to allocate */
+ xfs_rtxlen_t maxlen, /* maximum length to allocate */
+ xfs_rtxlen_t *len, /* out: actual length allocated */
+ struct xfs_buf **rbpp, /* in/out: summary block buffer */
+ xfs_fileoff_t *rsb, /* in/out: summary block number */
+ xfs_rtxlen_t prod, /* extent product factor */
+ xfs_rtxnum_t *rtx) /* out: start rtext allocated */
{
- int error; /* error value */
- xfs_fileoff_t i; /* bitmap block number */
- int l; /* level number (loop control) */
- xfs_rtxnum_t n; /* next rtext to be tried */
- xfs_rtxnum_t r; /* result rtext number */
- xfs_suminfo_t sum; /* summary information for extents */
+ struct xfs_mount *mp = args->mp;
+ int error;
+ xfs_fileoff_t i; /* bitmap block number */
+ int l; /* level number (loop control) */
+ xfs_rtxnum_t n; /* next rtext to be tried */
+ xfs_rtxnum_t r; /* result rtext number */
+ xfs_suminfo_t sum; /* summary information for extents */
ASSERT(minlen % prod == 0);
ASSERT(maxlen % prod == 0);
/*
* Get the summary for this level/block.
*/
- error = xfs_rtget_summary(mp, tp, l, i, rbpp, rsb,
+ error = xfs_rtget_summary(args, l, i, rbpp, rsb,
&sum);
if (error) {
return error;
/*
* Try allocating the extent.
*/
- error = xfs_rtallocate_extent_block(mp, tp, i, maxlen,
+ error = xfs_rtallocate_extent_block(args, i, maxlen,
maxlen, len, &n, rbpp, rsb, prod, &r);
if (error) {
return error;
/*
* Get the summary information for this level/block.
*/
- error = xfs_rtget_summary(mp, tp, l, i, rbpp, rsb,
+ error = xfs_rtget_summary(args, l, i, rbpp, rsb,
&sum);
if (error) {
return error;
* minlen/maxlen are in the possible range for
* this summary level.
*/
- error = xfs_rtallocate_extent_block(mp, tp, i,
+ error = xfs_rtallocate_extent_block(args, i,
XFS_RTMAX(minlen, 1 << l),
XFS_RTMIN(maxlen, (1 << (l + 1)) - 1),
len, &n, rbpp, rsb, prod, &r);
((sbp->sb_rextents & ((1 << mp->m_blkbit_log) - 1)) != 0);
bmbno < nrbmblocks;
bmbno++) {
+ struct xfs_rtalloc_args args = {
+ .mp = mp,
+ };
+ struct xfs_rtalloc_args nargs = {
+ .mp = nmp,
+ };
struct xfs_trans *tp;
xfs_rfsblock_t nrblocks_step;
&tp);
if (error)
break;
+ args.tp = tp;
+ nargs.tp = tp;
+
/*
* Lock out other callers by grabbing the bitmap inode lock.
*/
*/
if (sbp->sb_rbmblocks != nsbp->sb_rbmblocks ||
mp->m_rsumlevels != nmp->m_rsumlevels) {
- error = xfs_rtcopy_summary(mp, nmp, tp);
+ error = xfs_rtcopy_summary(&args, &nargs);
if (error)
goto error_cancel;
}
* Free new extent.
*/
bp = NULL;
- error = xfs_rtfree_range(nmp, tp, sbp->sb_rextents,
+ error = xfs_rtfree_range(&nargs, sbp->sb_rextents,
nsbp->sb_rextents - sbp->sb_rextents, &bp, &sumbno);
if (error) {
error_cancel:
* parameters. The length units are all in realtime extents, as is the
* result block number.
*/
-int /* error */
+int
xfs_rtallocate_extent(
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtxnum_t start, /* starting rtext number to allocate */
- xfs_rtxlen_t minlen, /* minimum length to allocate */
- xfs_rtxlen_t maxlen, /* maximum length to allocate */
- xfs_rtxlen_t *len, /* out: actual length allocated */
- int wasdel, /* was a delayed allocation extent */
- xfs_rtxlen_t prod, /* extent product factor */
- xfs_rtxnum_t *rtblock) /* out: start rtext allocated */
+ struct xfs_trans *tp,
+ xfs_rtxnum_t start, /* starting rtext number to allocate */
+ xfs_rtxlen_t minlen, /* minimum length to allocate */
+ xfs_rtxlen_t maxlen, /* maximum length to allocate */
+ xfs_rtxlen_t *len, /* out: actual length allocated */
+ int wasdel, /* was a delayed allocation extent */
+ xfs_rtxlen_t prod, /* extent product factor */
+ xfs_rtxnum_t *rtblock) /* out: start rtext allocated */
{
- xfs_mount_t *mp = tp->t_mountp;
- int error; /* error value */
- xfs_rtxnum_t r; /* result allocated rtext */
- xfs_fileoff_t sb; /* summary file block number */
- struct xfs_buf *sumbp; /* summary file block buffer */
+ struct xfs_rtalloc_args args = {
+ .mp = tp->t_mountp,
+ .tp = tp,
+ };
+ int error;
+ xfs_rtxnum_t r; /* result allocated rtext */
+ xfs_fileoff_t sb; /* summary file block number */
+ struct xfs_buf *sumbp; /* summary file block buffer */
- ASSERT(xfs_isilocked(mp->m_rbmip, XFS_ILOCK_EXCL));
+ ASSERT(xfs_isilocked(args.mp->m_rbmip, XFS_ILOCK_EXCL));
ASSERT(minlen > 0 && minlen <= maxlen);
/*
retry:
sumbp = NULL;
if (start == 0) {
- error = xfs_rtallocate_extent_size(mp, tp, minlen, maxlen, len,
- &sumbp, &sb, prod, &r);
+ error = xfs_rtallocate_extent_size(&args, minlen,
+ maxlen, len, &sumbp, &sb, prod, &r);
} else {
- error = xfs_rtallocate_extent_near(mp, tp, start, minlen, maxlen,
- len, &sumbp, &sb, prod, &r);
+ error = xfs_rtallocate_extent_near(&args, start, minlen,
+ maxlen, len, &sumbp, &sb, prod, &r);
}
if (error)
projects / linux-2.6-block.git / commitdiff