Re: [Qemu-devel] [PATCH 1/4] mm: madvise MADV_USERFAULT

[Andrea Arcangeli]

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;