Re: [PATCH] drivers:uio: Fix system crashes during driver switchover
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Subject
: Re: [PATCH] drivers:uio: Fix system crashes during driver switchover
From
: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date
: Wed, 11 May 2022 05:45:41 -0700
Cc
: gregkh@xxxxxxxxxxxxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, linfeilong@xxxxxxxxxx, suweifeng1@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, io-uring@xxxxxxxxxxxxxxx
In-reply-to
: <
d204cc88-887c-b203-5a5b-01c307fda4fb@huawei.com
>
I thought SPDK uses vfio? Using uio for anything that does DMA is completelz unsafe.
References
:
[PATCH] drivers:uio: Fix system crashes during driver switchover
From:
zhanghongtao (A)
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