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authorMaxime Ripard <maxime@cerno.tech>2020-02-17 10:34:34 +0100
committerMaxime Ripard <maxime@cerno.tech>2020-02-17 10:34:34 +0100
commit28f2aff1caa4997f58ca31179cad1b4a84a62827 (patch)
tree69fb4b0a752f3660ce022a4313f8c7b276bbcceb /kernel/trace/trace_stack.c
parentdma-buf: Fix a typo in Kconfig (diff)
parentLinux 5.6-rc2 (diff)
downloadwireguard-linux-28f2aff1caa4997f58ca31179cad1b4a84a62827.tar.xz
wireguard-linux-28f2aff1caa4997f58ca31179cad1b4a84a62827.zip
Merge v5.6-rc2 into drm-misc-next
Lyude needs some patches in 5.6-rc2 and we didn't bring drm-misc-next forward yet, so it looks like a good occasion. Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'kernel/trace/trace_stack.c')
-rw-r--r--kernel/trace/trace_stack.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index 4df9a209f7ca..c557f42a9397 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -283,6 +283,11 @@ static void check_stack(unsigned long ip, unsigned long *stack)
local_irq_restore(flags);
}
+/* Some archs may not define MCOUNT_INSN_SIZE */
+#ifndef MCOUNT_INSN_SIZE
+# define MCOUNT_INSN_SIZE 0
+#endif
+
static void
stack_trace_call(unsigned long ip, unsigned long parent_ip,
struct ftrace_ops *op, struct pt_regs *pt_regs)