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From: Luis Chamberlain <mcgrof@kernel.org>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Zi Yan <ziy@nvidia.com>,
	linux-mm@kvack.org, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH] XArray: Set the marks correctly when splitting an entry
Date: Wed, 1 May 2024 09:20:52 -0700	[thread overview]
Message-ID: <ZjJr5K5pmQSOzHuO@bombadil.infradead.org> (raw)
In-Reply-To: <20240501153120.4094530-1-willy@infradead.org>

On Wed, May 01, 2024 at 04:31:18PM +0100, Matthew Wilcox (Oracle) wrote:
> If we created a new node to replace an entry which had search marks set,
> we were setting the search mark on every entry in that node.  That works
> fine when we're splitting to order 0, but when splitting to a larger
> order, we must not set the search marks on the sibling entries.
> 
> Reported-by: Luis Chamberlain <mcgrof@kernel.org>
> Link: https://lore.kernel.org/r/ZjFGCOYk3FK_zVy3@bombadil.infradead.org
> Fixes: c010d47f107f ("mm: thp: split huge page to any lower order pages")
> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>

Thanks!

Tested-by: Luis Chamberlain <mcgrof@kernel.org>

  Luis


      reply	other threads:[~2024-05-01 16:21 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-01 15:31 Matthew Wilcox (Oracle)
2024-05-01 16:20 ` Luis Chamberlain [this message]

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