diff options
| author | Christoph Hellwig <hch@lst.de> | 2022-01-27 08:05:49 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-02-02 15:50:00 +0100 |
| commit | aa8dcccaf32bfdc09f2aff089d5d60c37da5b7b5 (patch) | |
| tree | 47905396b491e167950ec5c95d1d2bdeb3c72e6e /block/blk-core.c | |
| parent | block: remove blk_needs_flush_plug (diff) | |
| download | linux-aa8dcccaf32bfdc09f2aff089d5d60c37da5b7b5.tar.xz linux-aa8dcccaf32bfdc09f2aff089d5d60c37da5b7b5.zip | |
block: check that there is a plug in blk_flush_plug
Rename blk_flush_plug to __blk_flush_plug and add a wrapper that includes
the NULL check instead of open coding that check everywhere.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20220127070549.1377856-2-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-core.c')
| -rw-r--r-- | block/blk-core.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index d93e3bb9a769..61f6a0dc4511 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -991,8 +991,7 @@ int bio_poll(struct bio *bio, struct io_comp_batch *iob, unsigned int flags) !test_bit(QUEUE_FLAG_POLL, &q->queue_flags)) return 0; - if (current->plug) - blk_flush_plug(current->plug, false); + blk_flush_plug(current->plug, false); if (blk_queue_enter(q, BLK_MQ_REQ_NOWAIT)) return 0; @@ -1274,7 +1273,7 @@ struct blk_plug_cb *blk_check_plugged(blk_plug_cb_fn unplug, void *data, } EXPORT_SYMBOL(blk_check_plugged); -void blk_flush_plug(struct blk_plug *plug, bool from_schedule) +void __blk_flush_plug(struct blk_plug *plug, bool from_schedule) { if (!list_empty(&plug->cb_list)) flush_plug_callbacks(plug, from_schedule); @@ -1303,7 +1302,7 @@ void blk_flush_plug(struct blk_plug *plug, bool from_schedule) void blk_finish_plug(struct blk_plug *plug) { if (plug == current->plug) { - blk_flush_plug(plug, false); + __blk_flush_plug(plug, false); current->plug = NULL; } } |