Messages in this thread | | | From | Jens Axboe <> | Subject | Re: [PATCH] io_uring/msg_ring: reuse ctx->submitter_task read using READ_ONCE instead of re-reading it | Date | Fri, 26 Apr 2024 07:40:50 -0600 |
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On Fri, 26 Apr 2024 11:24:37 +0800, linke li wrote: > In io_msg_exec_remote(), ctx->submitter_task is read using READ_ONCE at > the beginning of the function, checked, and then re-read from > ctx->submitter_task, voiding all guarantees of the checks. Reuse the value > that was read by READ_ONCE to ensure the consistency of the task struct > throughout the function. > > > [...]
Applied, thanks!
[1/1] io_uring/msg_ring: reuse ctx->submitter_task read using READ_ONCE instead of re-reading it commit: a4d416dc60980f741f0bfa1f34a1059c498c1b4e
Best regards, -- Jens Axboe
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