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Commit bb4304c7 authored Dec 02, 2008 by Steven Rostedt Committed by Ingo Molnar Dec 03, 2008

ftrace: have function graph use mcount caller address



Impact: consistency change for function graph

This patch makes function graph record the mcount caller address
the same way the function tracer does.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent 347fdd9d

arch/x86/kernel/entry_32.S

+1 −0

Original line number	Diff line number	Diff line
		@@ -1230,6 +1230,7 @@ ENTRY(ftrace_graph_caller)
		pushl %edx
		movl 0xc(%esp), %edx
		lea 0x4(%ebp), %eax
		subl $MCOUNT_INSN_SIZE, %edx
		call prepare_ftrace_return
		popl %edx
		popl %ecx

arch/x86/kernel/entry_64.S

+1 −0

Original line number	Diff line number	Diff line
		@@ -173,6 +173,7 @@ ENTRY(ftrace_graph_caller)

		leaq 8(%rbp), %rdi
		movq 0x38(%rsp), %rsi
		subq $MCOUNT_INSN_SIZE, %rsi

		call prepare_ftrace_return