From: Christoph Hellwig <hch@lst.de> To: Jens Axboe <axboe@kernel.dk> Cc: Song Liu <song@kernel.org>, "Theodore Ts'o" <tytso@mit.edu>, linux-block@vger.kernel.org, dm-devel@redhat.com, linux-raid@vger.kernel.org, linux-ext4@vger.kernel.org Subject: [PATCH 01/10] block: fix and cleanup bio_check_ro Date: Fri, 4 Mar 2022 19:00:56 +0100 [thread overview] Message-ID: <20220304180105.409765-2-hch@lst.de> (raw) In-Reply-To: <20220304180105.409765-1-hch@lst.de> Don't use a WARN_ON when printing a potentially user triggered condition. Also don't print the partno when the block device name already includes it, and use the %pg specifier to simplify printing the block device name. Signed-off-by: Christoph Hellwig <hch@lst.de> --- block/blk-core.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/block/blk-core.c b/block/blk-core.c index 94bf37f8e61d2..34e1b7fdb7c89 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -580,14 +580,10 @@ late_initcall(fail_make_request_debugfs); static inline bool bio_check_ro(struct bio *bio) { if (op_is_write(bio_op(bio)) && bdev_read_only(bio->bi_bdev)) { - char b[BDEVNAME_SIZE]; - if (op_is_flush(bio->bi_opf) && !bio_sectors(bio)) return false; - - WARN_ONCE(1, - "Trying to write to read-only block-device %s (partno %d)\n", - bio_devname(bio, b), bio->bi_bdev->bd_partno); + pr_warn("Trying to write to read-only block-device %pg\n", + bio->bi_bdev); /* Older lvm-tools actually trigger this */ return false; } -- 2.30.2
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de> To: Jens Axboe <axboe@kernel.dk> Cc: linux-raid@vger.kernel.org, Theodore Ts'o <tytso@mit.edu>, linux-block@vger.kernel.org, Song Liu <song@kernel.org>, dm-devel@redhat.com, linux-ext4@vger.kernel.org Subject: [dm-devel] [PATCH 01/10] block: fix and cleanup bio_check_ro Date: Fri, 4 Mar 2022 19:00:56 +0100 [thread overview] Message-ID: <20220304180105.409765-2-hch@lst.de> (raw) In-Reply-To: <20220304180105.409765-1-hch@lst.de> Don't use a WARN_ON when printing a potentially user triggered condition. Also don't print the partno when the block device name already includes it, and use the %pg specifier to simplify printing the block device name. Signed-off-by: Christoph Hellwig <hch@lst.de> --- block/blk-core.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/block/blk-core.c b/block/blk-core.c index 94bf37f8e61d2..34e1b7fdb7c89 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -580,14 +580,10 @@ late_initcall(fail_make_request_debugfs); static inline bool bio_check_ro(struct bio *bio) { if (op_is_write(bio_op(bio)) && bdev_read_only(bio->bi_bdev)) { - char b[BDEVNAME_SIZE]; - if (op_is_flush(bio->bi_opf) && !bio_sectors(bio)) return false; - - WARN_ONCE(1, - "Trying to write to read-only block-device %s (partno %d)\n", - bio_devname(bio, b), bio->bi_bdev->bd_partno); + pr_warn("Trying to write to read-only block-device %pg\n", + bio->bi_bdev); /* Older lvm-tools actually trigger this */ return false; } -- 2.30.2 -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel
next prev parent reply other threads:[~2022-03-04 18:01 UTC|newest] Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-03-04 18:00 remove bio_devname Christoph Hellwig 2022-03-04 18:00 ` [dm-devel] " Christoph Hellwig 2022-03-04 18:00 ` Christoph Hellwig [this message] 2022-03-04 18:00 ` [dm-devel] [PATCH 01/10] block: fix and cleanup bio_check_ro Christoph Hellwig 2022-03-07 3:05 ` Chaitanya Kulkarni 2022-03-07 3:05 ` [dm-devel] " Chaitanya Kulkarni 2022-03-04 18:00 ` [PATCH 02/10] block: remove handle_bad_sector Christoph Hellwig 2022-03-04 18:00 ` [dm-devel] " Christoph Hellwig 2022-03-07 3:05 ` Chaitanya Kulkarni 2022-03-07 3:05 ` [dm-devel] " Chaitanya Kulkarni 2022-03-04 18:00 ` [PATCH 03/10] pktcdvd: remove a pointless debug check in pkt_submit_bio Christoph Hellwig 2022-03-04 18:00 ` [dm-devel] " Christoph Hellwig 2022-03-04 18:00 ` [PATCH 04/10] dm-crypt: stop using bio_devname Christoph Hellwig 2022-03-04 18:00 ` [dm-devel] " Christoph Hellwig 2022-03-07 3:07 ` Chaitanya Kulkarni 2022-03-07 3:07 ` [dm-devel] " Chaitanya Kulkarni 2022-03-04 18:01 ` [PATCH 05/10] dm-integrity: " Christoph Hellwig 2022-03-04 18:01 ` [dm-devel] " Christoph Hellwig 2022-03-07 3:07 ` Chaitanya Kulkarni 2022-03-07 3:07 ` [dm-devel] " Chaitanya Kulkarni 2022-03-04 18:01 ` [PATCH 06/10] md-multipath: " Christoph Hellwig 2022-03-04 18:01 ` [dm-devel] " Christoph Hellwig 2022-03-04 19:14 ` Song Liu 2022-03-07 3:07 ` Chaitanya Kulkarni 2022-03-07 3:07 ` [dm-devel] " Chaitanya Kulkarni 2022-03-04 18:01 ` [PATCH 07/10] raid1: " Christoph Hellwig 2022-03-04 18:01 ` [dm-devel] " Christoph Hellwig 2022-03-04 19:14 ` Song Liu 2022-03-07 3:06 ` Chaitanya Kulkarni 2022-03-07 3:06 ` [dm-devel] " Chaitanya Kulkarni 2022-03-04 18:01 ` [PATCH 08/10] raid5-ppl: " Christoph Hellwig 2022-03-04 18:01 ` [dm-devel] " Christoph Hellwig 2022-03-04 19:14 ` Song Liu 2022-03-04 18:01 ` [PATCH 09/10] ext4: " Christoph Hellwig 2022-03-04 18:01 ` [dm-devel] " Christoph Hellwig 2022-03-07 3:08 ` Chaitanya Kulkarni 2022-03-07 3:08 ` [dm-devel] " Chaitanya Kulkarni 2022-03-04 18:01 ` [PATCH 10/10] block: remove bio_devname Christoph Hellwig 2022-03-04 18:01 ` [dm-devel] " Christoph Hellwig 2022-03-07 3:06 ` Chaitanya Kulkarni 2022-03-07 3:06 ` [dm-devel] " Chaitanya Kulkarni 2022-03-07 11:38 ` Johannes Thumshirn 2022-03-07 11:38 ` [dm-devel] " Johannes Thumshirn 2022-03-07 13:42 ` Jens Axboe 2022-03-07 13:42 ` [dm-devel] " Jens Axboe 2022-03-07 16:45 ` Mike Snitzer 2022-03-07 16:45 ` [dm-devel] " Mike Snitzer 2022-03-07 16:48 ` Christoph Hellwig 2022-03-07 16:48 ` [dm-devel] " Christoph Hellwig 2022-03-07 16:56 ` Mike Snitzer 2022-03-07 16:56 ` [dm-devel] " Mike Snitzer
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