The following changes since commit 04d6530f6ecd50520e99732b0b6bb90f71ff131a:
file: fix numjobs > 1 and implied jobname as filename (2016-08-25 21:00:55 -0600)
are available in the git repository at:
git://git.kernel.dk/fio.git master
for you to fetch changes up to 39d13e67ef1f4b327c68431f8daf033a03920117:
backend: check if we need to update rusage stats, if stat_mutex is busy (2016-08-26 14:39:30 -0600)
----------------------------------------------------------------
Jens Axboe (2):
file: fio_files_done() can return bool
backend: check if we need to update rusage stats, if stat_mutex is busy
backend.c | 8 ++++++--
file.h | 2 +-
filesetup.c | 7 +++----
3 files changed, 10 insertions(+), 7 deletions(-)
---
Diff of recent changes:
diff --git a/backend.c b/backend.c
index d986586..fb2a855 100644
--- a/backend.c
+++ b/backend.c
@@ -1731,9 +1731,13 @@ static void *thread_main(void *data)
* the rusage_sem, which would never get upped because
* this thread is waiting for the stat mutex.
*/
- check_update_rusage(td);
+ do {
+ check_update_rusage(td);
+ if (!fio_mutex_down_trylock(stat_mutex))
+ break;
+ usleep(1000);
+ } while (1);
- fio_mutex_down(stat_mutex);
if (td_read(td) && td->io_bytes[DDIR_READ])
update_runtime(td, elapsed_us, DDIR_READ);
if (td_write(td) && td->io_bytes[DDIR_WRITE])
diff --git a/file.h b/file.h
index aff3ce9..6f34dd5 100644
--- a/file.h
+++ b/file.h
@@ -210,7 +210,7 @@ extern int get_fileno(struct thread_data *, const char *);
extern void free_release_files(struct thread_data *);
extern void filesetup_mem_free(void);
extern void fio_file_reset(struct thread_data *, struct fio_file *);
-extern int fio_files_done(struct thread_data *);
+extern bool fio_files_done(struct thread_data *);
extern bool exists_and_not_regfile(const char *);
#endif
diff --git a/filesetup.c b/filesetup.c
index fc9f306..c6ef3bf 100644
--- a/filesetup.c
+++ b/filesetup.c
@@ -1292,7 +1292,6 @@ static void set_already_allocated(const char *fname)
}
}
-
static void free_already_allocated(void)
{
struct flist_head *entry, *tmp;
@@ -1666,16 +1665,16 @@ void fio_file_reset(struct thread_data *td, struct fio_file *f)
lfsr_reset(&f->lfsr, td->rand_seeds[FIO_RAND_BLOCK_OFF]);
}
-int fio_files_done(struct thread_data *td)
+bool fio_files_done(struct thread_data *td)
{
struct fio_file *f;
unsigned int i;
for_each_file(td, f, i)
if (!fio_file_done(f))
- return 0;
+ return false;
- return 1;
+ return true;
}
/* free memory used in initialization phase only */
--
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