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authorMartin Hicks <mort@sgi.com>2005-09-03 15:54:50 -0700
committerLinus Torvalds <torvalds@evo.osdl.org>2005-09-05 00:05:44 -0700
commitbce5f6ba340b09d8b29902add204bb95a6d3d88b (patch)
tree1cfeea969fa5848f0a8d31394829aec5c8571a79 /mm
parent242e54686257493f0b10ac557e730419d9af7d24 (diff)
[PATCH] VM: add capabilites check to set_zone_reclaim
Add a capability check to sys_set_zone_reclaim(). This syscall is not something that should be available to a user. Signed-off-by: Martin Hicks <mort@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/vmscan.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index cfffe5098d5..ab631a3c62c 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1375,6 +1375,9 @@ asmlinkage long sys_set_zone_reclaim(unsigned int node, unsigned int zone,
struct zone *z;
int i;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+
if (node >= MAX_NUMNODES || !node_online(node))
return -EINVAL;