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Message-ID: <c948100e-7e01-5f30-721a-7ed8c820a3b8@kernel.dk> Date: Tue, 27 Oct 2020 20:40:59 -0600 From: Jens Axboe <axboe@...nel.dk> To: Kanchan Joshi <joshi.k@...sung.com>, Damien.LeMoal@....com Cc: linux-kernel@...r.kernel.org, linux-block@...r.kernel.org, stable@...r.kernel.org, selvakuma.s1@...sung.com, nj.shetty@...sung.com, javier.gonz@...sung.com Subject: Re: [PATCH v2 1/1] null_blk: synchronization fix for zoned device On 9/28/20 3:55 AM, Kanchan Joshi wrote: > Parallel write,read,zone-mgmt operations accessing/altering zone state > and write-pointer may get into race. Avoid the situation by using a new > spinlock for zoned device. > Concurrent zone-appends (on a zone) returning same write-pointer issue > is also avoided using this lock. Applied, thanks. -- Jens Axboe
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