From: Tang Junhui Date: Wed, 6 Sep 2017 06:25:53 +0000 (+0800) Subject: bcache: do not subtract sectors_to_gc for bypassed IO X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=69daf03adef5f7bc13e0ac86b4b8007df1767aab;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git bcache: do not subtract sectors_to_gc for bypassed IO Since bypassed IOs use no bucket, so do not subtract sectors_to_gc to trigger gc thread. Signed-off-by: tang.junhui Acked-by: Coly Li Reviewed-by: Eric Wheeler Reviewed-by: Christoph Hellwig Cc: stable@vger.kernel.org Signed-off-by: Jens Axboe --- diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c index de97d86ddff4..681b4f12b05a 100644 --- a/drivers/md/bcache/request.c +++ b/drivers/md/bcache/request.c @@ -196,12 +196,12 @@ static void bch_data_insert_start(struct closure *cl) struct data_insert_op *op = container_of(cl, struct data_insert_op, cl); struct bio *bio = op->bio, *n; - if (atomic_sub_return(bio_sectors(bio), &op->c->sectors_to_gc) < 0) - wake_up_gc(op->c); - if (op->bypass) return bch_data_invalidate(cl); + if (atomic_sub_return(bio_sectors(bio), &op->c->sectors_to_gc) < 0) + wake_up_gc(op->c); + /* * Journal writes are marked REQ_PREFLUSH; if the original write was a * flush, it'll wait on the journal write.