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Tue, 25 Nov 2025 11:19:12 -0800 (PST) Received: from [192.168.1.99] ([96.43.243.2]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-5b954b48ed9sm7452092173.50.2025.11.25.11.19.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 25 Nov 2025 11:19:11 -0800 (PST) Message-ID: Date: Tue, 25 Nov 2025 12:19:10 -0700 Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH V3 1/6] block: ignore discard return value To: Chaitanya Kulkarni , agk@redhat.com, snitzer@kernel.org, mpatocka@redhat.com, song@kernel.org, yukuai@fnnas.com, hch@lst.de, sagi@grimberg.me, kch@nvidia.com, jaegeuk@kernel.org, chao@kernel.org, cem@kernel.org Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, dm-devel@lists.linux.dev, linux-raid@vger.kernel.org, linux-nvme@lists.infradead.org, linux-f2fs-devel@lists.sourceforge.net, linux-xfs@vger.kernel.org, bpf@vger.kernel.org, Johannes Thumshirn , "Martin K . Petersen" References: <20251124234806.75216-1-ckulkarnilinux@gmail.com> <20251124234806.75216-2-ckulkarnilinux@gmail.com> <851516d5-a5e8-47dd-82e0-3e34090e600d@gmail.com> Content-Language: en-US From: Jens Axboe In-Reply-To: <851516d5-a5e8-47dd-82e0-3e34090e600d@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 11/25/25 12:09 PM, Chaitanya Kulkarni wrote: > On 11/25/25 09:38, Jens Axboe wrote: >> 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? >> > Yes, we have decided to clean up the callers first [1]. Once they are > merged safely, after rc1 I'll send a patch [2] to make it void since > it touches many different subsystems. OK, that make sense. I'll queue patch 1. -- Jens Axboe