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From: Andrew Morton <akpm@linux-foundation.org>
To: Yin Fengwei <fengwei.yin@intel.com>
Cc: riel@surriel.com, nathan@kernel.org, shy828301@gmail.com,
	willy@infradead.org, kirill.shutemov@intel.com,
	ying.huang@intel.com, feng.tang@intel.com,
	zhengjun.xing@linux.intel.com, linux-mm@kvack.org
Subject: Re: [RFC PATCH] mm/thp: check and bail out if page in deferred queue already
Date: Wed, 28 Dec 2022 15:33:36 -0800	[thread overview]
Message-ID: <20221228153336.73381b85d4dbd056645b94e1@linux-foundation.org> (raw)
In-Reply-To: <20221223135207.2275317-1-fengwei.yin@intel.com>

On Fri, 23 Dec 2022 21:52:07 +0800 Yin Fengwei <fengwei.yin@intel.com> wrote:

> Kernel build regression with LLVM was reported here:
> https://lore.kernel.org/all/Y1GCYXGtEVZbcv%2F5@dev-arch.thelio-3990X/
> with commit f35b5d7d676e ("mm: align larger anonymous mappings on THP
> boundaries"). And the commit f35b5d7d676e was reverted.
> 
> It turned out the regression is related with madvise(MADV_DONTNEED)
> was used by ld.lld.

Are we able to identify a Fixes: target for this?  Thanks.



  parent reply	other threads:[~2022-12-28 23:33 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-23 13:52 [RFC PATCH] mm/thp: check and bail out if page in deferred queue already Yin Fengwei
2022-12-27 20:15 ` Nathan Chancellor
2022-12-29  1:14   ` Yin, Fengwei
2022-12-28  1:24 ` David Rientjes
2022-12-29  1:15   ` Yin, Fengwei
2022-12-28  2:06 ` Huang, Ying
2022-12-29  1:15   ` Yin, Fengwei
2022-12-28 23:33 ` Andrew Morton [this message]
2022-12-29  1:29   ` Yin, Fengwei

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