linux-kernel - Re: [PATCH] rmap: fix pgoff calculation to handle hugepage correctly

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 01 Jul 2014 13:42:27 -0400
From:	Rik van Riel <riel@...hat.com>
To:	Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
	Andrew Morton <akpm@...ux-foundation.org>
CC:	Joonsoo Kim <iamjoonsoo.kim@....com>,
	Hugh Dickins <hughd@...gle.com>,
	Hillf Danton <dhillf@...il.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, Naoya Horiguchi <nao.horiguchi@...il.com>
Subject: Re: [PATCH] rmap: fix pgoff calculation to handle hugepage correctly

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

On 07/01/2014 10:46 AM, Naoya Horiguchi wrote:
> I triggered VM_BUG_ON() in vma_address() when I try to migrate an
> anonymous hugepage with mbind() in the kernel v3.16-rc3. This is
> because pgoff's calculation in rmap_walk_anon() fails to consider
> compound_order() only to have an incorrect value. So this patch
> fixes it.
> 
> Signed-off-by: Naoya Horiguchi <n-horiguchi@...jp.nec.com>

Acked-by: Rik van Riel <riel@...hat.com>

- -- 
All rights reversed
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/

iQEcBAEBAgAGBQJTsvMDAAoJEM553pKExN6DFIkH/1JOOZq3VtVLMr4f5I7QsqkE
/g3QU5JKbCdQZKeV+X1jFbZOyU7/B5gwSTVJMBIlAfFjm/tu21OgUeKAafvgfQHl
EVzisjPg1kN5jgtRrO61u4Bnt0rkLWSobBhDpwxslU2nWHNjVlyTBV5Hu2WcpWPB
PHoo+qt1/W185tVe6jeb6VpSZwGDXHWj7AQXGCBO3llCIythpbi/+u1IeoL3jW7V
UG2/xWZiRVBAoKoD4myvJvY6ny8o+WLpZh505WWJKM6WuTvSPhyOt+K1tWV3Sttq
km1aVgnSBYiH6m7if1PwLFtFTlvwhiDI2VZwW+GwhXWak6dh6lS+TssxOw1M9U4=
=zYJe
-----END PGP SIGNATURE-----
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/