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dm thin: optimize retry_bios_on_resume 

Eliminate redundant should_error_unserviceable_bio check and error
loop.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Mike Snitzer 2014-10-19 08:23:09 -04:00
parent ac4c3f34a9
commit 9d094eebd7
1 changed files with 2 additions and 7 deletions
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9
drivers/md/dm-thin.c
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@ -1263,13 +1263,8 @@ static void retry_bios_on_resume(struct pool *pool, struct dm_bio_prison_cell *c
bio_list_init(&bios); bio_list_init(&bios);
cell_release(pool, cell, &bios); cell_release(pool, cell, &bios);
error = should_error_unserviceable_bio(pool); while ((bio = bio_list_pop(&bios)))
if (error) retry_on_resume(bio);
while ((bio = bio_list_pop(&bios)))
bio_endio(bio, error);
else
while ((bio = bio_list_pop(&bios)))
retry_on_resume(bio);
} }
static void process_discard_cell(struct thin_c *tc, struct dm_bio_prison_cell *cell) static void process_discard_cell(struct thin_c *tc, struct dm_bio_prison_cell *cell)