mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
To: agk@redhat.com
Cc: snitzer@kernel.org, dm-devel@redhat.com,
	linux-kernel@vger.kernel.org,
	Jiapeng Chong <jiapeng.chong@linux.alibaba.com>,
	Abaci Robot <abaci@linux.alibaba.com>
Subject: [PATCH] dm integrity: Remove the unused variable bi_sector
Date: Tue, 31 Jan 2023 14:09:41 +0800	[thread overview]
Message-ID: <20230131060941.36690-1-jiapeng.chong@linux.alibaba.com> (raw)

Variable bi_sector is not effectively used, so delete it.

drivers/md/dm-integrity.c:1738:13: warning: variable 'bi_sector' set but not used.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=3895
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
---
 drivers/md/dm-integrity.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c
index 1388ee35571e..c62c21aadf32 100644
--- a/drivers/md/dm-integrity.c
+++ b/drivers/md/dm-integrity.c
@@ -1735,7 +1735,6 @@ static void integrity_metadata(struct work_struct *w)
 		}
 
 		if (unlikely(dio->op == REQ_OP_DISCARD)) {
-			sector_t bi_sector = dio->bio_details.bi_iter.bi_sector;
 			unsigned bi_size = dio->bio_details.bi_iter.bi_size;
 			unsigned max_size = likely(checksums != checksums_onstack) ? PAGE_SIZE : HASH_MAX_DIGESTSIZE;
 			unsigned max_blocks = max_size / ic->tag_size;
@@ -1752,13 +1751,7 @@ static void integrity_metadata(struct work_struct *w)
 					goto error;
 				}
 
-				/*if (bi_size < this_step_blocks << (SECTOR_SHIFT + ic->sb->log2_sectors_per_block)) {
-					printk("BUGG: bi_sector: %llx, bi_size: %u\n", bi_sector, bi_size);
-					printk("BUGG: this_step_blocks: %u\n", this_step_blocks);
-					BUG();
-				}*/
 				bi_size -= this_step_blocks << (SECTOR_SHIFT + ic->sb->log2_sectors_per_block);
-				bi_sector += this_step_blocks << ic->sb->log2_sectors_per_block;
 			}
 
 			if (likely(checksums != checksums_onstack))
-- 
2.20.1.7.g153144c


                 reply	other threads:[~2023-01-31  6:10 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20230131060941.36690-1-jiapeng.chong@linux.alibaba.com \
    --to=jiapeng.chong@linux.alibaba.com \
    --cc=abaci@linux.alibaba.com \
    --cc=agk@redhat.com \
    --cc=dm-devel@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=snitzer@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®