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authorJames Morris <jmorris@namei.org>2009-03-24 10:52:46 +1100
committerJames Morris <jmorris@namei.org>2009-03-24 10:52:46 +1100
commit703a3cd72817e99201cef84a8a7aecc60b2b3581 (patch)
tree3e943755178ff410694722bb031f523136fbc432 /ipc/shm.c
parentdf7f54c012b92ec93d56b68547351dcdf8a163d3 (diff)
parent8e0ee43bc2c3e19db56a4adaa9a9b04ce885cd84 (diff)
downloadlinux-linaro-stable-703a3cd72817e99201cef84a8a7aecc60b2b3581.tar.gz
Merge branch 'master' into next
Diffstat (limited to 'ipc/shm.c')
-rw-r--r--ipc/shm.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/ipc/shm.c b/ipc/shm.c
index 2bd4809508a4..f239d87e0d37 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -341,6 +341,7 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
struct file * file;
char name[13];
int id;
+ int acctflag = 0;
if (size < SHMMIN || size > ns->shm_ctlmax)
return -EINVAL;
@@ -365,11 +366,12 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
sprintf (name, "SYSV%08x", key);
if (shmflg & SHM_HUGETLB) {
- /* hugetlb_file_setup takes care of mlock user accounting */
- file = hugetlb_file_setup(name, size);
+ /* hugetlb_file_setup applies strict accounting */
+ if (shmflg & SHM_NORESERVE)
+ acctflag = VM_NORESERVE;
+ file = hugetlb_file_setup(name, size, acctflag);
shp->mlock_user = current_user();
} else {
- int acctflag = 0;
/*
* Do not allow no accounting for OVERCOMMIT_NEVER, even
* if it's asked for.