[PATCH 4/4] perf/x86_64: get_regs_user: Report regs_user->ax too

From: Denys Vlasenko
Date: Fri Apr 10 2015 - 09:08:03 EST


I don't see why we report e.g. orix_ax, which is not always meaningful,
but don't report ax, which is meaningful.

Signed-off-by: Denys Vlasenko <dvlasenk@xxxxxxxxxx>
CC: Jiri Olsa <jolsa@xxxxxxxxxx>
CC: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
CC: Paul Mackerras <paulus@xxxxxxxxx>
CC: Ingo Molnar <mingo@xxxxxxxxxx>
CC: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CC: x86@xxxxxxxxxx
CC: linux-kernel@xxxxxxxxxxxxxxx
---
arch/x86/kernel/perf_regs.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/x86/kernel/perf_regs.c b/arch/x86/kernel/perf_regs.c
index 8157d39..da8cb98 100644
--- a/arch/x86/kernel/perf_regs.c
+++ b/arch/x86/kernel/perf_regs.c
@@ -135,6 +135,7 @@ void perf_get_regs_user(struct perf_regs *regs_user,
* On 32-bit entry points, they are saved too except r8..r11.
*/
regs_user_copy->ip = user_regs->ip;
+ regs_user_copy->ax = user_regs->ax;
regs_user_copy->cx = user_regs->cx;
regs_user_copy->dx = user_regs->dx;
regs_user_copy->si = user_regs->si;
--
1.8.1.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/