diff options
| author | Wang Nan | 2016-05-24 11:21:27 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo | 2016-05-27 14:41:23 +0200 |
| commit | 38272dc4f1b17437871b786d567e1242d0904f5a (patch) | |
| tree | b4f32688639a3ad8fec9ff54ced5c3ca584a0945 /tools/perf/util/event.c | |
| parent | perf/x86/intel/rapl: Fix pmus free during cleanup (diff) | |
| download | kernel-qcow2-linux-38272dc4f1b17437871b786d567e1242d0904f5a.tar.gz kernel-qcow2-linux-38272dc4f1b17437871b786d567e1242d0904f5a.tar.xz kernel-qcow2-linux-38272dc4f1b17437871b786d567e1242d0904f5a.zip | |
perf symbols: Check kptr_restrict for root
If kptr_restrict is set to 2, even root is not allowed to see pointers.
This patch checks kptr_restrict even if euid == 0. For root, report
error if kptr_restrict is 2.
Signed-off-by: Wang Nan <wangnan0@huawei.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Zefan Li <lizefan@huawei.com>
Cc: pi3orama@163.com
Link: http://lkml.kernel.org/r/1464081688-167940-1-git-send-email-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/event.c')
0 files changed, 0 insertions, 0 deletions