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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-05-29 19:54:21 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-05-29 19:54:21 -0700 |
| commit | d8f797c60661a90ee26ca9330cf85ede9aa2ec17 (patch) | |
| tree | 5038609885fc3e4cb7f329d974875ac4411c6af5 /kernel/stacktrace.c | |
| parent | Input: tsc2007 - move header file out of I2C realm (diff) | |
| parent | Linux 4.12-rc3 (diff) | |
Merge tag 'v4.12-rc3' into next
Sync with mainline to bring in changes in platform drovers dropping
calls to sparse_keymap_free() so that we can remove it for good.
Diffstat (limited to 'kernel/stacktrace.c')
| -rw-r--r-- | kernel/stacktrace.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c index 9c15a9124e83..f8edee9c792d 100644 --- a/kernel/stacktrace.c +++ b/kernel/stacktrace.c @@ -54,8 +54,8 @@ int snprint_stack_trace(char *buf, size_t size, EXPORT_SYMBOL_GPL(snprint_stack_trace); /* - * Architectures that do not implement save_stack_trace_tsk or - * save_stack_trace_regs get this weak alias and a once-per-bootup warning + * Architectures that do not implement save_stack_trace_*() + * get these weak aliases and once-per-bootup warnings * (whenever this facility is utilized - for example by procfs): */ __weak void @@ -69,3 +69,11 @@ save_stack_trace_regs(struct pt_regs *regs, struct stack_trace *trace) { WARN_ONCE(1, KERN_INFO "save_stack_trace_regs() not implemented yet.\n"); } + +__weak int +save_stack_trace_tsk_reliable(struct task_struct *tsk, + struct stack_trace *trace) +{ + WARN_ONCE(1, KERN_INFO "save_stack_tsk_reliable() not implemented yet.\n"); + return -ENOSYS; +} |