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authorMichael Ellerman <mpe@ellerman.id.au>2020-02-01 21:47:17 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2020-02-01 21:47:17 +1100
commit4c25df5640ae6e4491ee2c50d3f70c1559ef037d (patch)
tree9d68b0361918926d7d7b6d78090dcfb942ec4e72 /tools/perf/builtin-report.c
parentpowerpc: configs: Cleanup old Kconfig options (diff)
parentpowerpc: Implement user_access_save() and user_access_restore() (diff)
downloadlinux-dev-4c25df5640ae6e4491ee2c50d3f70c1559ef037d.tar.xz
linux-dev-4c25df5640ae6e4491ee2c50d3f70c1559ef037d.zip
Merge branch 'topic/user-access-begin' into next
Merge the user_access_begin() series from Christophe. This is based on a commit from Linus that went into v5.5-rc7.
Diffstat (limited to 'tools/perf/builtin-report.c')
-rw-r--r--tools/perf/builtin-report.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 387311c67264..de988589d99b 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -1076,6 +1076,7 @@ int cmd_report(int argc, const char **argv)
struct stat st;
bool has_br_stack = false;
int branch_mode = -1;
+ int last_key = 0;
bool branch_call_mode = false;
#define CALLCHAIN_DEFAULT_OPT "graph,0.5,caller,function,percent"
static const char report_callchain_help[] = "Display call graph (stack chain/backtrace):\n\n"
@@ -1450,7 +1451,8 @@ repeat:
sort_order = sort_tmp;
}
- if (setup_sorting(session->evlist) < 0) {
+ if ((last_key != K_SWITCH_INPUT_DATA) &&
+ (setup_sorting(session->evlist) < 0)) {
if (sort_order)
parse_options_usage(report_usage, options, "s", 1);
if (field_order)
@@ -1530,6 +1532,7 @@ repeat:
ret = __cmd_report(&report);
if (ret == K_SWITCH_INPUT_DATA) {
perf_session__delete(session);
+ last_key = K_SWITCH_INPUT_DATA;
goto repeat;
} else
ret = 0;