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| author | Jani Nikula <jani.nikula@intel.com> | 2019-11-15 13:17:39 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2019-11-15 13:17:39 +0200 |
| commit | e205ceeb253723f4e4bdce619844ed678ae48276 (patch) | |
| tree | b6f5e3b21f915320a86733504faf8206569b8057 /kernel/stacktrace.c | |
| parent | 1cdc2330e8d396c9cbebfc75fba4c94d34f80782 (diff) | |
| parent | 17cc51390c141662748dbbc2fe98f3ed10f2e13e (diff) | |
| download | lwn-e205ceeb253723f4e4bdce619844ed678ae48276.tar.gz lwn-e205ceeb253723f4e4bdce619844ed678ae48276.zip | |
Merge drm/drm-next into drm-intel-next-queued
Backmerge to get dfce90259d74 ("Backmerge i915 security patches from
commit 'ea0b163b13ff' into drm-next") and thus 100d46bd72ec ("Merge
Intel Gen8/Gen9 graphics fixes from Jon Bloomfield.").
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'kernel/stacktrace.c')
| -rw-r--r-- | kernel/stacktrace.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c index 6d1f68b7e528..c9ea7eb2cb1a 100644 --- a/kernel/stacktrace.c +++ b/kernel/stacktrace.c @@ -141,7 +141,8 @@ unsigned int stack_trace_save_tsk(struct task_struct *tsk, unsigned long *store, struct stacktrace_cookie c = { .store = store, .size = size, - .skip = skipnr + 1, + /* skip this function if they are tracing us */ + .skip = skipnr + !!(current == tsk), }; if (!try_get_task_stack(tsk)) @@ -298,7 +299,8 @@ unsigned int stack_trace_save_tsk(struct task_struct *task, struct stack_trace trace = { .entries = store, .max_entries = size, - .skip = skipnr + 1, + /* skip this function if they are tracing us */ + .skip = skipnr + !!(current == task), }; save_stack_trace_tsk(task, &trace); |