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Merge tag 'arm64-stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64

Pull arm64 perf fix from Catalin Marinas:
 "Perf fix (user-mode PC recording)"

* tag 'arm64-stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64:
  perf: arm64: Record the user-mode PC in the call chain.
Linus Torvalds 12 years ago
parent
commit
fd58b517e5
1 changed files with 1 additions and 0 deletions
  1. 1 0
      arch/arm64/kernel/perf_event.c

+ 1 - 0
arch/arm64/kernel/perf_event.c

@@ -1336,6 +1336,7 @@ void perf_callchain_user(struct perf_callchain_entry *entry,
 		return;
 	}
 
+	perf_callchain_store(entry, regs->pc);
 	tail = (struct frame_tail __user *)regs->regs[29];
 
 	while (entry->nr < PERF_MAX_STACK_DEPTH &&