Commit 36a78e9e authored Mar 11, 2013 by zhangwei(Jovi) Committed by Steven Rostedt Mar 15, 2013

tracing: Fix comment about prefix in arch_syscall_match_sym_name()

ppc64 has its own syscall prefix like ".SyS" or ".sys". Make the
comment in arch_syscall_match_sym_name() more understandable.

Link: http://lkml.kernel.org/r/513D842F.40205@huawei.com



Signed-off-by: zhangwei(Jovi) <jovi.zhangwei@huawei.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

parent ad7067ce

kernel/trace/trace_syscalls.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -37,7 +37,7 @@ static inline bool arch_syscall_match_sym_name(const char sym, const char name
		/*
		* Only compare after the "sys" prefix. Archs that use
		* syscall wrappers may have syscalls symbols aliases prefixed
		* with "SyS" instead of "sys", leading to an unwanted
		* with ".SyS" or ".sys" instead of "sys", leading to an unwanted
		* mismatch.
		*/
		return !strcmp(sym + 3, name + 3);