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yaml --- r: 205273 b: refs/heads/master c: 0c4519e h: refs/heads/master i: 205271: 9f5b4b5 v: v3
git-mirror · Jun 24, 2010 · 50298e7 · 50298e7
1 parent 9b85d93
commit 50298e7
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5cfaf214856eb934759ae500a0b812dd06a00bd9
+refs/heads/master: 0c4519e825c9e2b6a8310deff8582f8c35bfbba9
diff --git a/trunk/arch/x86/kernel/hw_breakpoint.c b/trunk/arch/x86/kernel/hw_breakpoint.c
@@ -466,6 +466,13 @@ static int __kprobes hw_breakpoint_handler(struct die_args *args)
 
 		perf_bp_event(bp, args->regs);
 
+		/*
+		 * Set up resume flag to avoid breakpoint recursion when
+		 * returning back to origin.
+		 */
+		if (bp->hw.info.type == X86_BREAKPOINT_EXECUTE)
+			args->regs->flags |= X86_EFLAGS_RF;
+
 		rcu_read_unlock();
 	}
 	/*