From: Jens Axboe <[email protected]>
To: [email protected], [email protected],
Breno Leitao <[email protected]>
Cc: [email protected], [email protected], [email protected]
Subject: Re: [PATCH] io_uring: Enable KASAN for request cache
Date: Fri, 20 Jan 2023 08:41:03 -0700 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
On Wed, 18 Jan 2023 07:56:30 -0800, Breno Leitao wrote:
> Every io_uring request is represented by struct io_kiocb, which is
> cached locally by io_uring (not SLAB/SLUB) in the list called
> submit_state.freelist. This patch simply enabled KASAN for this free
> list.
>
> This list is initially created by KMEM_CACHE, but later, managed by
> io_uring. This patch basically poisons the objects that are not used
> (i.e., they are the free list), and unpoisons it when the object is
> allocated/removed from the list.
>
> [...]
Applied, thanks!
[1/1] io_uring: Enable KASAN for request cache
commit: 9f61fe5e410444ccecb429e69536ecd981c73c08
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2023-01-20 15:41 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-18 15:56 [PATCH] io_uring: Enable KASAN for request cache Breno Leitao
2023-01-20 15:09 ` Pavel Begunkov
2023-01-20 15:38 ` Jens Axboe
2023-01-20 15:41 ` Jens Axboe [this message]
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