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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-05-03 16:35:26 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-05-03 16:35:26 +0200
commitb9c92fb4aabb8d93b657d028f7c530d6c42cb630 (patch)
tree8fdb7274eee9e5a9b619979988171bce6725369b /tools/perf/util/unwind.h
parentc40b62216c1aecc0dc00faf33d71bd71cb440337 (diff)
parent672c0c5173427e6b3e2a9bbb7be51ceeec78093a (diff)
downloadlinux-b9c92fb4aabb8d93b657d028f7c530d6c42cb630.tar.bz2
Merge 5.18-rc5 into usb-next
We need the USB fixes in here, and this resolves a merge issue in drivers/usb/dwc3/drd.c Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/util/unwind.h')
-rw-r--r--tools/perf/util/unwind.h13
1 files changed, 10 insertions, 3 deletions
diff --git a/tools/perf/util/unwind.h b/tools/perf/util/unwind.h
index ab8ad469c8de..b2a03fa5289b 100644
--- a/tools/perf/util/unwind.h
+++ b/tools/perf/util/unwind.h
@@ -23,13 +23,19 @@ struct unwind_libunwind_ops {
void (*finish_access)(struct maps *maps);
int (*get_entries)(unwind_entry_cb_t cb, void *arg,
struct thread *thread,
- struct perf_sample *data, int max_stack);
+ struct perf_sample *data, int max_stack, bool best_effort);
};
#ifdef HAVE_DWARF_UNWIND_SUPPORT
+/*
+ * When best_effort is set, don't report errors and fail silently. This could
+ * be expanded in the future to be more permissive about things other than
+ * error messages.
+ */
int unwind__get_entries(unwind_entry_cb_t cb, void *arg,
struct thread *thread,
- struct perf_sample *data, int max_stack);
+ struct perf_sample *data, int max_stack,
+ bool best_effort);
/* libunwind specific */
#ifdef HAVE_LIBUNWIND_SUPPORT
#ifndef LIBUNWIND__ARCH_REG_ID
@@ -65,7 +71,8 @@ unwind__get_entries(unwind_entry_cb_t cb __maybe_unused,
void *arg __maybe_unused,
struct thread *thread __maybe_unused,
struct perf_sample *data __maybe_unused,
- int max_stack __maybe_unused)
+ int max_stack __maybe_unused,
+ bool best_effort __maybe_unused)
{
return 0;
}