From: "Alex Zhu (Kernel)" <alexlzhu@fb.com>
To: "dsterba@suse.cz" <dsterba@suse.cz>
Cc: Kernel Team <Kernel-team@fb.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Chris Mason <clm@fb.com>,
"josef@toxicpanda.com" <josef@toxicpanda.com>,
"dsterba@suse.com" <dsterba@suse.com>,
"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] mm: fix alginment of VMA for memory mapped files on THP
Date: Tue, 2 Aug 2022 19:36:36 +0000 [thread overview]
Message-ID: <B3F0EB2C-AC3E-4DD5-8D0D-91BC8DE9F5D0@fb.com> (raw)
In-Reply-To: <20220802180602.GX13489@twin.jikos.cz>
> Commit dbe6ec815641 ("ext2/4, xfs: call thp_get_unmapped_area() for pmd
> mappings") adds the callback for DAX, that btrfs does not support so it
> was left out.
Commit 1854bc6e2420 ("mm/readahead: Align file mappings for non-DAX”) removed the DAX requirement.
We should now be able to call thp_get_unmapped_area() for btrfs.
I’ll send out a v3 with the subject and sign off corrected. Thanks!
prev parent reply other threads:[~2022-08-02 19:36 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-01 18:47 alexlzhu
2022-08-02 18:06 ` David Sterba
2022-08-02 19:36 ` Alex Zhu (Kernel) [this message]
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