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authorMing Lei <ming.lei@redhat.com>2022-04-12 11:56:10 +0300
committerMike Snitzer <snitzer@kernel.org>2022-05-06 00:31:35 +0300
commitb992b40dfcc1d904e5040c34c5edde3bbc83f60b (patch)
tree15f67f613693da7c89e1726520fcfb29107a83aa /drivers/md/dm.c
parentbdb34759a0dbc89c134c60d282b5f100bed1365f (diff)
downloadlinux-b992b40dfcc1d904e5040c34c5edde3bbc83f60b.tar.xz
dm: don't pass bio to __dm_start_io_acct and dm_end_io_acct
dm->orig_bio is always passed to __dm_start_io_acct and dm_end_io_acct, so it isn't necessary to take one bio parameter for the two helpers. Signed-off-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Diffstat (limited to 'drivers/md/dm.c')
-rw-r--r--drivers/md/dm.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 69535e021c92..19d0d6192ea6 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -531,16 +531,13 @@ static void dm_io_acct(bool end, struct mapped_device *md, struct bio *bio,
bio->bi_iter.bi_size = bi_size;
}
-static void __dm_start_io_acct(struct dm_io *io, struct bio *bio)
+static void __dm_start_io_acct(struct dm_io *io)
{
- dm_io_acct(false, io->md, bio, io->start_time, &io->stats_aux);
+ dm_io_acct(false, io->md, io->orig_bio, io->start_time, &io->stats_aux);
}
static void dm_start_io_acct(struct dm_io *io, struct bio *clone)
{
- /* Must account IO to DM device in terms of orig_bio */
- struct bio *bio = io->orig_bio;
-
/*
* Ensure IO accounting is only ever started once.
*/
@@ -558,12 +555,12 @@ static void dm_start_io_acct(struct dm_io *io, struct bio *clone)
spin_unlock_irqrestore(&io->lock, flags);
}
- __dm_start_io_acct(io, bio);
+ __dm_start_io_acct(io);
}
-static void dm_end_io_acct(struct dm_io *io, struct bio *bio)
+static void dm_end_io_acct(struct dm_io *io)
{
- dm_io_acct(true, io->md, bio, io->start_time, &io->stats_aux);
+ dm_io_acct(true, io->md, io->orig_bio, io->start_time, &io->stats_aux);
}
static struct dm_io *alloc_io(struct mapped_device *md, struct bio *bio)
@@ -899,14 +896,14 @@ static void dm_io_complete(struct dm_io *io)
io_error = io->status;
if (dm_io_flagged(io, DM_IO_ACCOUNTED))
- dm_end_io_acct(io, bio);
+ dm_end_io_acct(io);
else if (!io_error) {
/*
* Must handle target that DM_MAPIO_SUBMITTED only to
* then bio_endio() rather than dm_submit_bio_remap()
*/
- __dm_start_io_acct(io, bio);
- dm_end_io_acct(io, bio);
+ __dm_start_io_acct(io);
+ dm_end_io_acct(io);
}
free_io(io);
smp_wmb();