diff options
| author | Uros Bizjak <ubizjak@gmail.com> | 2024-10-07 10:48:04 +0200 |
|---|---|---|
| committer | Song Liu <song@kernel.org> | 2024-11-05 16:08:38 -0800 |
| commit | 1e79892e76a78f33deecc895086bef92d8147183 (patch) | |
| tree | d1d8a5776d62b362b4e7851b75103e27a681e9fc /drivers/md | |
| parent | 2a8f6153e1c2db06a537a5c9d61102eb591776f1 (diff) | |
md/raid5-ppl: Use atomic64_inc_return() in ppl_new_iounit()
Use atomic64_inc_return(&ref) instead of atomic64_add_return(1, &ref)
to use optimized implementation and ease register pressure around
the primitive for targets that implement optimized variant.
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Cc: Song Liu <song@kernel.org>
Cc: Yu Kuai <yukuai3@huawei.com>
Reviewed-by: Yu Kuai <yukuai3@huawei.com>
Reviewed-by: Artur Paszkiewicz <artur.paszkiewicz@intel.com>
Link: https://lore.kernel.org/r/20241007084831.48067-1-ubizjak@gmail.com
Signed-off-by: Song Liu <song@kernel.org>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/raid5-ppl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/raid5-ppl.c b/drivers/md/raid5-ppl.c index a70cbec12ed0..37c4da5311ca 100644 --- a/drivers/md/raid5-ppl.c +++ b/drivers/md/raid5-ppl.c @@ -258,7 +258,7 @@ static struct ppl_io_unit *ppl_new_iounit(struct ppl_log *log, memset(pplhdr->reserved, 0xff, PPL_HDR_RESERVED); pplhdr->signature = cpu_to_le32(ppl_conf->signature); - io->seq = atomic64_add_return(1, &ppl_conf->seq); + io->seq = atomic64_inc_return(&ppl_conf->seq); pplhdr->generation = cpu_to_le64(io->seq); return io; |