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authorIngo Molnar <mingo@kernel.org>2017-12-06 22:39:39 +0100
committerIngo Molnar <mingo@kernel.org>2017-12-06 22:39:39 +0100
commitd6eabce2577a695197e9433302fd6a9f0e1a7666 (patch)
treee5c5bcc7803879d5d911cc8faeb74a946c242395 /kernel/bpf/stackmap.c
parent6e948c67c47211afcc65c9ccdeedbd5db5c57077 (diff)
parent328b4ed93b69a6f2083d52f31a240a09e5de386a (diff)
Merge branch 'linus' into perf/urgent, to synchronize UAPI headers
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/bpf/stackmap.c')
-rw-r--r--kernel/bpf/stackmap.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/bpf/stackmap.c b/kernel/bpf/stackmap.c
index 135be433e9a0..a15bc636cc98 100644
--- a/kernel/bpf/stackmap.c
+++ b/kernel/bpf/stackmap.c
@@ -11,6 +11,9 @@
#include <linux/perf_event.h>
#include "percpu_freelist.h"
+#define STACK_CREATE_FLAG_MASK \
+ (BPF_F_NUMA_NODE | BPF_F_RDONLY | BPF_F_WRONLY)
+
struct stack_map_bucket {
struct pcpu_freelist_node fnode;
u32 hash;
@@ -60,7 +63,7 @@ static struct bpf_map *stack_map_alloc(union bpf_attr *attr)
if (!capable(CAP_SYS_ADMIN))
return ERR_PTR(-EPERM);
- if (attr->map_flags & ~BPF_F_NUMA_NODE)
+ if (attr->map_flags & ~STACK_CREATE_FLAG_MASK)
return ERR_PTR(-EINVAL);
/* check sanity of attributes */