diff options
| author | Masami Hiramatsu <mhiramat@kernel.org> | 2019-02-22 01:16:43 +0900 |
|---|---|---|
| committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2019-03-01 16:18:15 -0500 |
| commit | 49ef5f45701c3dedc6aa6efee5d03756fea0f99d (patch) | |
| tree | e9c5bfbe8a6e23d5f280ea26d8eb51bb881ab191 | |
| parent | 6a072128d262d2b98d31626906a96700d1fc11eb (diff) | |
tracing/kprobes: Use probe_kernel_read instead of probe_mem_read
Use probe_kernel_read() instead of probe_mem_read() because
probe_mem_read() is a kind of wrapper for switching memory
read function between uprobes and kprobes.
Link: http://lkml.kernel.org/r/20190222011643.3e19ade84a3db3e83518648f@kernel.org
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
| -rw-r--r-- | kernel/trace/trace_kprobe.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 9eaf07f99212..99592c27465e 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -865,7 +865,7 @@ fetch_store_strlen(unsigned long addr) u8 c; do { - ret = probe_mem_read(&c, (u8 *)addr + len, 1); + ret = probe_kernel_read(&c, (u8 *)addr + len, 1); len++; } while (c && ret == 0 && len < MAX_STRING_SIZE); |