#include <dirent.h>
#include <libgen.h>
#include <sys/stat.h>
-#include <sys/mman.h>
-#include <sys/types.h>
#include "fio.h"
#include "smalloc.h"
#include "os/os.h"
#include "hash.h"
#include "lib/axmap.h"
+#include "rwlock.h"
#ifdef CONFIG_LINUX_FALLOCATE
#include <linux/falloc.h>
#endif
-static int root_warn;
-
static FLIST_HEAD(filename_list);
/*
static void fallocate_file(struct thread_data *td, struct fio_file *f)
{
- int r;
-
if (td->o.fill_device)
return;
case FIO_FALLOCATE_NONE:
break;
#ifdef CONFIG_POSIX_FALLOCATE
- case FIO_FALLOCATE_POSIX:
+ case FIO_FALLOCATE_POSIX: {
+ int r;
+
dprint(FD_FILE, "posix_fallocate file %s size %llu\n",
f->file_name,
(unsigned long long) f->real_file_size);
if (r > 0)
log_err("fio: posix_fallocate fails: %s\n", strerror(r));
break;
+ }
#endif /* CONFIG_POSIX_FALLOCATE */
#ifdef CONFIG_LINUX_FALLOCATE
- case FIO_FALLOCATE_KEEP_SIZE:
+ case FIO_FALLOCATE_KEEP_SIZE: {
+ int r;
+
dprint(FD_FILE, "fallocate(FALLOC_FL_KEEP_SIZE) "
"file %s size %llu\n", f->file_name,
(unsigned long long) f->real_file_size);
td_verror(td, errno, "fallocate");
break;
+ }
#endif /* CONFIG_LINUX_FALLOCATE */
default:
log_err("fio: unknown fallocate mode: %d\n", td->o.fallocate_mode);
{
int new_layout = 0, unlink_file = 0, flags;
unsigned long long left;
- unsigned int bs;
+ unsigned long long bs;
char *b = NULL;
if (read_only) {
{
int r, did_open = 0, old_runstate;
unsigned long long left;
- unsigned int bs;
+ unsigned long long bs;
bool ret = true;
char *b;
ret = bdev_size(td, f);
else if (f->filetype == FIO_TYPE_CHAR)
ret = char_size(td, f);
- else
- f->real_file_size = -1ULL;
+ else {
+ f->real_file_size = -1;
+ log_info("%s: failed to get file size of %s\n", td->o.name,
+ f->file_name);
+ return 1; /* avoid offset extends end error message */
+ }
/*
* Leave ->real_file_size with 0 since it could be expectation
if (ret)
return ret;
- /*
- * If ->real_file_size is -1, a conditional for the message
- * "offset extends end" is always true, but it makes no sense,
- * so just return the same value here.
- */
- if (f->real_file_size == -1ULL) {
- log_info("%s: failed to get file size of %s\n", td->o.name,
- f->file_name);
- return 1;
- }
-
- if (td->o.start_offset && f->file_offset == 0)
- dprint(FD_FILE, "offset of file %s not initialized yet\n",
- f->file_name);
/*
* ->file_offset normally hasn't been initialized yet, so this
- * is basically always false.
+ * is basically always false unless ->real_file_size is -1, but
+ * if ->real_file_size is -1 this message doesn't make sense.
+ * As a result, this message is basically useless.
*/
if (f->file_offset > f->real_file_size) {
log_err("%s: offset extends end (%llu > %llu)\n", td->o.name,
ret = td->io_ops->invalidate(td, f);
if (ret < 0)
errval = -ret;
+ } else if (td_ioengine_flagged(td, FIO_DISKLESSIO)) {
+ dprint(FD_IO, "invalidate not supported by ioengine %s\n",
+ td->io_ops->name);
} else if (f->filetype == FIO_TYPE_FILE) {
dprint(FD_IO, "declare unneeded cache %s: %llu/%llu\n",
f->file_name, off, len);
ret = blockdev_invalidate_cache(f);
}
if (ret < 0 && errno == EACCES && geteuid()) {
- if (!root_warn) {
+ if (!fio_did_warn(FIO_WARN_ROOT_FLUSH)) {
log_err("fio: only root may flush block "
"devices. Cache flush bypassed!\n");
- root_warn = 1;
}
- ret = 0;
}
if (ret < 0)
errval = errno;
} else if (f->filetype == FIO_TYPE_CHAR ||
f->filetype == FIO_TYPE_PIPE) {
dprint(FD_IO, "invalidate not supported %s\n", f->file_name);
- ret = 0;
}
/*
from_hash = file_lookup_open(f, flags);
} else if (td_trim(td)) {
assert(!td_rw(td)); /* should have matched above */
- flags |= O_RDWR;
+ if (!read_only)
+ flags |= O_RDWR;
from_hash = file_lookup_open(f, flags);
}
unsigned int i, nr_fs_extra = 0;
int err = 0, need_extend;
int old_state;
- const unsigned int bs = td_min_bs(td);
+ const unsigned long long bs = td_min_bs(td);
uint64_t fs = 0;
dprint(FD_FILE, "setup files\n");
if (f->io_size == -1ULL)
total_size = -1ULL;
else {
- if (o->size_percent) {
+ if (o->size_percent && o->size_percent != 100) {
uint64_t file_size;
file_size = f->io_size + f->file_offset;
if (td_ioengine_flagged(td, FIO_NOFILEHASH))
f = calloc(1, sizeof(*f));
else
- f = smalloc(sizeof(*f));
+ f = scalloc(1, sizeof(*f));
if (!f) {
assert(0);
return NULL;
f->file_name = strdup(file_name);
else
f->file_name = smalloc_strdup(file_name);
- if (!f->file_name)
- assert(0);
+
+ /* can't handle smalloc failure from here */
+ assert(f->file_name);
get_file_type(f);
f->rwlock = fio_rwlock_init();
break;
case FILE_LOCK_EXCLUSIVE:
- f->lock = fio_mutex_init(FIO_MUTEX_UNLOCKED);
+ f->lock = fio_sem_init(FIO_SEM_UNLOCKED);
break;
default:
log_err("fio: unknown lock mode: %d\n", td->o.file_lock_mode);
}
td->files_index++;
- if (f->filetype == FIO_TYPE_FILE)
- td->nr_normal_files++;
if (td->o.numjobs > 1)
set_already_allocated(file_name);
if (--f->references)
return 0;
+ disk_util_dec(f->du);
+
+ if (td->o.file_lock_mode != FILE_LOCK_NONE)
+ unlock_file_all(td, f);
+
if (should_fsync(td) && td->o.fsync_on_close) {
f_ret = fsync(f->fd);
if (f_ret < 0)
ret = f_ret;
td->nr_open_files--;
+ fio_file_clear_closing(f);
fio_file_clear_open(f);
assert(f->fd == -1);
return ret;
else
fio_rwlock_write(f->rwlock);
} else if (td->o.file_lock_mode == FILE_LOCK_EXCLUSIVE)
- fio_mutex_down(f->lock);
+ fio_sem_down(f->lock);
td->file_locks[f->fileno] = td->o.file_lock_mode;
}
if (td->o.file_lock_mode == FILE_LOCK_READWRITE)
fio_rwlock_unlock(f->rwlock);
else if (td->o.file_lock_mode == FILE_LOCK_EXCLUSIVE)
- fio_mutex_up(f->lock);
+ fio_sem_up(f->lock);
td->file_locks[f->fileno] = FILE_LOCK_NONE;
}
__f->file_name = strdup(f->file_name);
else
__f->file_name = smalloc_strdup(f->file_name);
- if (!__f->file_name)
- assert(0);
+ /* can't handle smalloc failure from here */
+ assert(__f->file_name);
__f->filetype = f->filetype;
}
td->o.nr_files = 0;
td->o.open_files = 0;
td->files_index = 0;
- td->nr_normal_files = 0;
}
void fio_file_reset(struct thread_data *td, struct fio_file *f)