From: Masami Hiramatsu Date: Thu, 21 Feb 2019 16:16:43 +0000 (+0900) Subject: tracing/kprobes: Use probe_kernel_read instead of probe_mem_read X-Git-Tag: 5.1-rc-smb3~131^2 X-Git-Url: http://git.samba.org/samba.git/?p=sfrench%2Fcifs-2.6.git;a=commitdiff_plain;h=49ef5f45701c3dedc6aa6efee5d03756fea0f99d 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 Signed-off-by: Steven Rostedt (VMware) --- 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);