linux-kernel - Re: hugepage: Fix broken check for offset alignment in hugepage mappings

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] [day] [month] [year] [list]

Message-Id: <1188194740.5972.52.camel@localhost.localdomain>
Date:	Mon, 27 Aug 2007 08:05:40 +0200
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	David Gibson <david@...son.dropbear.id.au>
Cc:	Andrew Morton <akpm@...l.org>,
	William Lee Irwin <wli@...omorphy.com>,
	Hugh Dickins <hugh@...itas.com>, linux-kernel@...r.kernel.org
Subject: Re: hugepage: Fix broken check for offset alignment in hugepage
	mappings

On Mon, 2007-08-27 at 14:36 +1000, David Gibson wrote:
> This patch restores the check, removing it from
> prepare_hugepage_range() and putting it back into
> hugetlbfs_file_mmap().  I'm putting it there, rather than in the
> get_unmapped_area() path so it only needs to go in one place, than
> separately in the half-dozen or so arch-specific implementations of
> hugetlb_get_unmapped_area().

Yup, that's the right place to put it imho.

> Signed-off-by: David Gibson <david@...son.dropbear.id.au> 

Signed-off-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>


-
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/