linux-kernel - Re: [PATCH V3 1/6] block: ignore discard return value

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Message-ID: <e3f09e0c-63f4-4887-8e3a-1fb24963b627@kernel.dk>
Date: Tue, 25 Nov 2025 10:38:13 -0700
From: Jens Axboe <axboe@...nel.dk>
To: Chaitanya Kulkarni <ckulkarnilinux@...il.com>, agk@...hat.com,
 snitzer@...nel.org, mpatocka@...hat.com, song@...nel.org, yukuai@...as.com,
 hch@....de, sagi@...mberg.me, kch@...dia.com, jaegeuk@...nel.org,
 chao@...nel.org, cem@...nel.org
Cc: linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
 dm-devel@...ts.linux.dev, linux-raid@...r.kernel.org,
 linux-nvme@...ts.infradead.org, linux-f2fs-devel@...ts.sourceforge.net,
 linux-xfs@...r.kernel.org, bpf@...r.kernel.org,
 Johannes Thumshirn <johannes.thumshirn@....com>,
 "Martin K . Petersen" <martin.petersen@...cle.com>
Subject: Re: [PATCH V3 1/6] block: ignore discard return value

On 11/24/25 4:48 PM, Chaitanya Kulkarni wrote:
> __blkdev_issue_discard() always returns 0, making the error check
> in blkdev_issue_discard() dead code.

Shouldn't it be a void instead then?

-- 
Jens Axboe