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>
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bdb34759a0
Коммит
b992b40dfc
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@ -531,16 +531,13 @@ static void dm_io_acct(bool end, struct mapped_device *md, struct bio *bio,
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bio->bi_iter.bi_size = bi_size;
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}
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static void __dm_start_io_acct(struct dm_io *io, struct bio *bio)
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static void __dm_start_io_acct(struct dm_io *io)
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{
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dm_io_acct(false, io->md, bio, io->start_time, &io->stats_aux);
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dm_io_acct(false, io->md, io->orig_bio, io->start_time, &io->stats_aux);
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}
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static void dm_start_io_acct(struct dm_io *io, struct bio *clone)
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{
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/* Must account IO to DM device in terms of orig_bio */
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struct bio *bio = io->orig_bio;
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/*
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* Ensure IO accounting is only ever started once.
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*/
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@ -558,12 +555,12 @@ static void dm_start_io_acct(struct dm_io *io, struct bio *clone)
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spin_unlock_irqrestore(&io->lock, flags);
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}
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__dm_start_io_acct(io, bio);
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__dm_start_io_acct(io);
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}
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static void dm_end_io_acct(struct dm_io *io, struct bio *bio)
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static void dm_end_io_acct(struct dm_io *io)
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{
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dm_io_acct(true, io->md, bio, io->start_time, &io->stats_aux);
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dm_io_acct(true, io->md, io->orig_bio, io->start_time, &io->stats_aux);
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}
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static struct dm_io *alloc_io(struct mapped_device *md, struct bio *bio)
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@ -899,14 +896,14 @@ static void dm_io_complete(struct dm_io *io)
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io_error = io->status;
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if (dm_io_flagged(io, DM_IO_ACCOUNTED))
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dm_end_io_acct(io, bio);
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dm_end_io_acct(io);
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else if (!io_error) {
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/*
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* Must handle target that DM_MAPIO_SUBMITTED only to
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* then bio_endio() rather than dm_submit_bio_remap()
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*/
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__dm_start_io_acct(io, bio);
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dm_end_io_acct(io, bio);
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__dm_start_io_acct(io);
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dm_end_io_acct(io);
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}
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free_io(io);
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smp_wmb();
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