Commit 3a3393ef authored by Anton Blanchard's avatar Anton Blanchard Committed by Ingo Molnar
Browse files

perf top: Add ppc64 specific skip symbols and strip ppc64 . prefix 



Filter out some ppc64 specific idle loop functions and remove
leading '.' on ppc64 text symbols.

Signed-off-by: default avatarAnton Blanchard <anton@samba.org>
Cc: a.p.zijlstra@chello.nl
Cc: paulus@samba.org
LKML-Reference: <20090630230140.995643441@samba.org>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 2ab52083

tools/perf/builtin-top.c

+9 −0
Original line number Diff line number Diff line
@@ -293,6 +293,8 @@ char *skip_symbols[] = { 
	"enter_idle",

	"exit_idle",

	"mwait_idle",

	"ppc64_runlatch_off",

	"pseries_dedicated_idle_sleep",

	NULL

};
@@ -303,6 +305,13 @@ static int symbol_filter(struct dso *self, struct symbol *sym) 
	const char *name = sym->name;

	int i;



	/*

	 * ppc64 uses function descriptors and appends a '.' to the

	 * start of every instruction address. Remove it.

	 */

	if (name[0] == '.')

		name++;



	if (!strcmp(name, "_text") ||

	    !strcmp(name, "_etext") ||

	    !strcmp(name, "_sinittext") ||