[PATCH 2/2] bcache: remove unused parameter

From: Yijing Wang
Date: Thu Nov 24 2016 - 20:38:02 EST


Parameter bio is no longer used, clean it.

Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
---
drivers/md/bcache/request.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 40ffe5e..bf6e432 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -26,12 +26,12 @@ struct kmem_cache *bch_search_cache;

static void bch_data_insert_start(struct closure *);

-static unsigned cache_mode(struct cached_dev *dc, struct bio *bio)
+static unsigned cache_mode(struct cached_dev *dc)
{
return BDEV_CACHE_MODE(&dc->sb);
}

-static bool verify(struct cached_dev *dc, struct bio *bio)
+static bool verify(struct cached_dev *dc)
{
return dc->verify;
}
@@ -371,7 +371,7 @@ static struct hlist_head *iohash(struct cached_dev *dc, uint64_t k)
static bool check_should_bypass(struct cached_dev *dc, struct bio *bio)
{
struct cache_set *c = dc->disk.c;
- unsigned mode = cache_mode(dc, bio);
+ unsigned mode = cache_mode(dc);
unsigned sectors, congested = bch_get_congested(c);
struct task_struct *task = current;
struct io *i;
@@ -746,7 +746,7 @@ static void cached_dev_read_done(struct closure *cl)
s->cache_miss = NULL;
}

- if (verify(dc, &s->bio.bio) && s->recoverable && !s->read_dirty_data)
+ if (verify(dc) && s->recoverable && !s->read_dirty_data)
bch_data_verify(dc, s->orig_bio);

bio_complete(s);
@@ -771,7 +771,7 @@ static void cached_dev_read_done_bh(struct closure *cl)

if (s->iop.error)
continue_at_nobarrier(cl, cached_dev_read_error, bcache_wq);
- else if (s->iop.bio || verify(dc, &s->bio.bio))
+ else if (s->iop.bio || verify(dc))
continue_at_nobarrier(cl, cached_dev_read_done, bcache_wq);
else
continue_at_nobarrier(cl, cached_dev_bio_complete, NULL);
@@ -898,7 +898,7 @@ static void cached_dev_write(struct cached_dev *dc, struct search *s)
s->iop.bypass = true;

if (should_writeback(dc, s->orig_bio,
- cache_mode(dc, bio),
+ cache_mode(dc),
s->iop.bypass)) {
s->iop.bypass = false;
s->iop.writeback = true;
--
2.5.0