linux-kernel - Re: [Qemu-devel] [PATCH 1/4] mm: madvise MADV

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]

Message-ID: <20130507113429.GB12538@redhat.com>
Date:	Tue, 7 May 2013 13:34:29 +0200
From:	Andrea Arcangeli <aarcange@...hat.com>
To:	Andrew Jones <drjones@...hat.com>
Cc:	qemu-devel@...gnu.org, linux-kernel@...r.kernel.org,
	Anthony Liguori <aliguori@...ibm.com>,
	Orit Wasserman <owasserm@...hat.com>,
	Juan Quintela <quintela@...hat.com>,
	Hugh Dickins <hughd@...gle.com>,
	Isaku Yamahata <yamahata@...inux.co.jp>,
	Mel Gorman <mgorman@...e.de>,
	Paolo Bonzini <pbonzini@...hat.com>
Subject: Re: [Qemu-devel] [PATCH 1/4] mm: madvise MADV_USERFAULT

Hi Andrew,

On Tue, May 07, 2013 at 01:16:30PM +0200, Andrew Jones wrote:
> On Mon, May 06, 2013 at 09:56:58PM +0200, Andrea Arcangeli wrote:
> > @@ -405,6 +420,7 @@ madvise_behavior_valid(int behavior)
> >  	case MADV_HUGEPAGE:
> >  	case MADV_NOHUGEPAGE:
> >  #endif
> > +	case MADV_USERFAULT:
> 
> Missing MADV_NOUSERFAULT: here

Right, thanks! Folded the below in patch 1/4.

diff --git a/mm/madvise.c b/mm/madvise.c
index 2ecab73..8828e5c 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -421,6 +421,7 @@ madvise_behavior_valid(int behavior)
 	case MADV_NOHUGEPAGE:
 #endif
 	case MADV_USERFAULT:
+	case MADV_NOUSERFAULT:
 	case MADV_DONTDUMP:
 	case MADV_DODUMP:
 		return 1;
--
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/