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bcache: bugfix - gc thread now gets woken when cache is full

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Signed-off-by: Nicholas Swenson <nks@daterainc.com>
This commit is contained in:
Nicholas Swenson 2013-12-12 12:53:28 -08:00 committed by Kent Overstreet
parent 3572324af0
commit e3b4825b85
1 changed files with 3 additions and 3 deletions
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6
drivers/md/bcache/request.c
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@ -354,14 +354,14 @@ static void bch_data_insert_start(struct closure *cl)
struct data_insert_op *op = container_of(cl, struct data_insert_op, cl); struct data_insert_op *op = container_of(cl, struct data_insert_op, cl);
struct bio *bio = op->bio, *n; struct bio *bio = op->bio, *n;
if (op->bypass)
return bch_data_invalidate(cl);
if (atomic_sub_return(bio_sectors(bio), &op->c->sectors_to_gc) < 0) { if (atomic_sub_return(bio_sectors(bio), &op->c->sectors_to_gc) < 0) {
set_gc_sectors(op->c); set_gc_sectors(op->c);
wake_up_gc(op->c); wake_up_gc(op->c);
} }
if (op->bypass)
return bch_data_invalidate(cl);
/* /*
* Journal writes are marked REQ_FLUSH; if the original write was a * Journal writes are marked REQ_FLUSH; if the original write was a
* flush, it'll wait on the journal write. * flush, it'll wait on the journal write.