#include "blktrace.h"
-#define VALID_SPECS "ABCDFGMPQRSTUWX"
+#define VALID_SPECS "ABCDFGIMPQRSTUWX"
#define HEADER "%D %2c %8s %5T.%9t %5p %2a %3d "
return 1;
}
option += 2;
- if (*option == '\0') {
- fprintf(stderr,"Bad format specifier - need fmt %s\n", option);
- return 1;
- }
- /*
- * Set both merges (front and back)
- */
- if (spec == 'M') {
- override_format['B'] = strdup(option);
- override_format['M'] = strdup(option);
- } else
- override_format[spec] = strdup(option);
+ override_format[spec] = strdup(option);
return 0;
}
{
int w = t->action & BLK_TC_ACT(BLK_TC_WRITE);
int a = t->action & BLK_TC_ACT(BLK_TC_AHEAD);
- int b = t->action & BLK_TC_ACT(BLK_TC_BARRIER);
int s = t->action & BLK_TC_ACT(BLK_TC_SYNC);
int m = t->action & BLK_TC_ACT(BLK_TC_META);
+ int d = t->action & BLK_TC_ACT(BLK_TC_DISCARD);
+ int f = t->action & BLK_TC_ACT(BLK_TC_FLUSH);
+ int u = t->action & BLK_TC_ACT(BLK_TC_FUA);
int i = 0;
- if (w)
+ if (f)
+ rwbs[i++] = 'F'; /* flush */
+
+ if (d)
+ rwbs[i++] = 'D';
+ else if (w)
rwbs[i++] = 'W';
- else
+ else if (t->bytes)
rwbs[i++] = 'R';
+ else
+ rwbs[i++] = 'N';
+
+ if (u)
+ rwbs[i++] = 'F'; /* fua */
if (a)
rwbs[i++] = 'A';
- if (b)
- rwbs[i++] = 'B';
if (s)
rwbs[i++] = 'S';
if (m)
static void get_pdu_remap(struct blk_io_trace *t, struct blk_io_trace_remap *r)
{
struct blk_io_trace_remap *__r = pdu_start(t);
- __u64 sector = __r->sector;
+ __u64 sector_from = __r->sector_from;
- r->device = be32_to_cpu(__r->device);
r->device_from = be32_to_cpu(__r->device_from);
- r->sector = be64_to_cpu(sector);
+ r->device_to = be32_to_cpu(__r->device_to);
+ r->sector_from = be64_to_cpu(sector_from);
}
static void print_field(char *act, struct per_cpu_info *pci,
break;
}
case 'd': {
- char rwbs[6];
+ char rwbs[8];
fill_rwbs(rwbs, t);
fprintf(ofp, strcat(format, "s"), rwbs);
struct blk_io_trace *t, unsigned long long elapsed,
int pdu_len, unsigned char *pdu_buf)
{
- struct blk_io_trace_remap r = { .device = 0, };
- char rwbs[6];
+ struct blk_io_trace_remap r = { .device_from = 0, };
+ char rwbs[8];
char *name;
fill_rwbs(rwbs, t);
+ /*
+ * For remaps we have to modify the device using the remap structure
+ * passed up.
+ */
+ if (act[0] == 'A') {
+ get_pdu_remap(t, &r);
+ t->device = r.device_to;
+ }
+
/*
* The header is always the same
*/
- if (act[0] == 'A') { /* Remap */
- get_pdu_remap(t, &r);
- t->device = r.device_from;
- }
-
fprintf(ofp, "%3d,%-3d %2d %8d %5d.%09lu %5u %2s %3s ",
MAJOR(t->device), MINOR(t->device), pci->cpu, t->sequence,
(int) SECONDS(t->time), (unsigned long) NANO_SECONDS(t->time),
fprintf(ofp, "[%d]\n", t->error);
} else {
if (elapsed != -1ULL) {
- fprintf(ofp, "%llu + %u (%8llu) [%d]\n",
- (unsigned long long) t->sector,
- t_sec(t), elapsed, t->error);
+ if (t_sec(t))
+ fprintf(ofp, "%llu + %u (%8llu) [%d]\n",
+ (unsigned long long) t->sector,
+ t_sec(t), elapsed, t->error);
+ else
+ fprintf(ofp, "%llu (%8llu) [%d]\n",
+ (unsigned long long) t->sector,
+ elapsed, t->error);
} else {
- fprintf(ofp, "%llu + %u [%d]\n",
- (unsigned long long) t->sector,
- t_sec(t), t->error);
+ if (t_sec(t))
+ fprintf(ofp, "%llu + %u [%d]\n",
+ (unsigned long long) t->sector,
+ t_sec(t), t->error);
+ else
+ fprintf(ofp, "%llu [%d]\n",
+ (unsigned long long) t->sector,
+ t->error);
}
}
break;
case 'D': /* Issue */
case 'I': /* Insert */
case 'Q': /* Queue */
- case 'W': /* Bounce */
+ case 'B': /* Bounce */
if (t->action & BLK_TC_ACT(BLK_TC_PC)) {
char *p;
fprintf(ofp, "%u ", t->bytes);
fprintf(ofp, "[%s]\n", name);
} else {
if (elapsed != -1ULL) {
- fprintf(ofp, "%llu + %u (%8llu) [%s]\n",
- (unsigned long long) t->sector,
- t_sec(t), elapsed, name);
+ if (t_sec(t))
+ fprintf(ofp, "%llu + %u (%8llu) [%s]\n",
+ (unsigned long long) t->sector,
+ t_sec(t), elapsed, name);
+ else
+ fprintf(ofp, "(%8llu) [%s]\n", elapsed,
+ name);
} else {
- fprintf(ofp, "%llu + %u [%s]\n",
- (unsigned long long) t->sector,
- t_sec(t), name);
+ if (t_sec(t))
+ fprintf(ofp, "%llu + %u [%s]\n",
+ (unsigned long long) t->sector,
+ t_sec(t), name);
+ else
+ fprintf(ofp, "[%s]\n", name);
}
}
break;
- case 'B': /* Back merge */
+ case 'M': /* Back merge */
case 'F': /* Front merge */
- case 'M': /* Front or back merge */
case 'G': /* Get request */
case 'S': /* Sleep request */
- fprintf(ofp, "%llu + %u [%s]\n", (unsigned long long) t->sector,
- t_sec(t), name);
+ if (t_sec(t))
+ fprintf(ofp, "%llu + %u [%s]\n",
+ (unsigned long long) t->sector, t_sec(t), name);
+ else
+ fprintf(ofp, "[%s]\n", name);
break;
case 'P': /* Plug */
break;
case 'A': /* remap */
+ get_pdu_remap(t, &r);
fprintf(ofp, "%llu + %u <- (%d,%d) %llu\n",
(unsigned long long) t->sector, t_sec(t),
- MAJOR(r.device), MINOR(r.device),
- (unsigned long long) r.sector);
+ MAJOR(r.device_from), MINOR(r.device_from),
+ (unsigned long long) r.sector_from);
break;
-
+
case 'X': /* Split */
fprintf(ofp, "%llu / %u [%s]\n", (unsigned long long) t->sector,
get_pdu_int(t), name);
break;
+ case 'm': /* Message */
+ fprintf(ofp, "%*s\n", pdu_len, pdu_buf);
+ break;
+
default:
fprintf(stderr, "Unknown action %c\n", act[0]);
break;
case 'r': fprintf(ofp, "\r"); break;
case 't': fprintf(ofp, "\t"); break;
default:
- fprintf(stderr,
+ fprintf(stderr,
"Invalid escape char in format %c\n",
p[1]);
exit(1);