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From: Jens Axboe <axboe@kernel.dk>
To: Linus Torvalds <torvalds@linux-foundation.org>,
	Arnd Bergmann <arnd@arndb.de>, Yang Shi <shy828301@gmail.com>
Cc: Ajay Garg <ajaygargnsit@gmail.com>,
	Hugh Dickins <hughd@google.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Linux-MM <linux-mm@kvack.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] mm: shmem: do not call PageHWPoison on a ERR-page
Date: Sat, 13 Nov 2021 13:21:37 -0700	[thread overview]
Message-ID: <0e2ad5ac-020f-7e2b-4e15-c875b4634546@kernel.dk> (raw)
In-Reply-To: <CAHk-=wjgZVY-skWP1vW2Cw+His+3eESATM_+QDYp=wFEsVv=qw@mail.gmail.com>

On 11/13/21 1:16 PM, Linus Torvalds wrote:
> On Sat, Nov 13, 2021 at 9:21 AM Jens Axboe <axboe@kernel.dk> wrote:
>>
>> Maybe Andrew is out - Linus, if you follow this thread, there are two
>> proposed fixes for this. It'd be nice to have one of them in -rc1.
> 
> Neither of the fixes were sent to me, and honestly, I think the real
> issue is that the original commit is just too broken for words.
> 
> The error handling in that commit is just entirely lacking.
> 
> I've reverted the commit rather than try to fix up the breakage.
> 
> Because at some point it's just better to say "that was broken" rather
> than try to fix it up. And that original commit was too broken to be
> worth fixing up. It already had one fix for uninitialized variables
> before it even hit my tree, and then caused problems and had obvious
> broken error handling.

Thanks, that obviously fixes the problem as far as I'm concerned as well.

-- 
Jens Axboe



  reply	other threads:[~2021-11-13 20:21 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-11  8:46 Ajay Garg
2021-11-11 11:06 ` Muchun Song
2021-11-11 11:40   ` Ajay Garg
2021-11-11 12:11     ` Muchun Song
2021-11-11 12:21       ` Ajay Garg
2021-11-11 13:09         ` Muchun Song
2021-11-11 18:42   ` Yang Shi
2021-11-11 17:45 ` Ajay Garg
2021-11-11 17:59   ` Jens Axboe
2021-11-13 17:21     ` Jens Axboe
2021-11-13 20:16       ` Linus Torvalds
2021-11-13 20:21         ` Jens Axboe [this message]
2021-11-13 20:23         ` Linus Torvalds
2021-11-13 22:29           ` Yang Shi
2021-11-13 22:58             ` Linus Torvalds
2021-11-14  3:10               ` Yang Shi

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