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| author |   Heiko Carstens <heiko.carstens@de.ibm.com> | 2014-10-15 12:17:34 +0200 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-10-27 13:27:27 +0100 |
| commit | f7f242ff004499e0904d3664713dfba01f24c408 (patch) | |
| tree | 3702692fcc3e0c44ecc2a8f4dd8a8434268b09c6 /include/linux/kprobes.h | |
| parent | s390/mm: disable KSM for storage key enabled pages (diff) | |
| download | linux-dev-f7f242ff004499e0904d3664713dfba01f24c408.tar.xz linux-dev-f7f242ff004499e0904d3664713dfba01f24c408.zip | |
kprobes: introduce weak arch_check_ftrace_location() helper function
Introduce weak arch_check_ftrace_location() helper function which
architectures can override in order to implement handling of kprobes
on function tracer call sites on their own, without depending on
common code or implementing the KPROBES_ON_FTRACE feature.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/linux/kprobes.h')
| -rw-r--r-- | include/linux/kprobes.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index f7296e57d614..5297f9fa0ef2 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -335,6 +335,7 @@ extern void kprobe_ftrace_handler(unsigned long ip, unsigned long parent_ip, extern int arch_prepare_kprobe_ftrace(struct kprobe *p); #endif +int arch_check_ftrace_location(struct kprobe *p); /* Get the kprobe at this addr (if any) - called with preemption disabled */ struct kprobe *get_kprobe(void *addr); |