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authorGuenter Roeck <linux@roeck-us.net>2020-04-13 09:12:34 -0700
committerPalmer Dabbelt <palmerdabbelt@google.com>2020-04-21 10:50:45 -0700
commitaf2bdf828f7963fd139ea8c5e23fd2c4e0dfca97 (patch)
tree6507519376eb18f6ad1c3a641cfbaf67df241da8
parentae83d0b416db002fe95601e7f97f64b59514d936 (diff)
RISC-V: stacktrace: Declare sp_in_global outside ifdef
riscv:allnoconfig and riscv:tinyconfig fail to compile. arch/riscv/kernel/stacktrace.c: In function 'walk_stackframe': arch/riscv/kernel/stacktrace.c:78:8: error: 'sp_in_global' undeclared sp_in_global is declared inside CONFIG_FRAME_POINTER but used outside of it. Fixes: 52e7c52d2ded ("RISC-V: Stop relying on GCC's register allocator's hueristics") Signed-off-by: Guenter Roeck <linux@roeck-us.net> Reviewed-by: Palmer Dabbelt <palmerdabbelt@google.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
-rw-r--r--arch/riscv/kernel/stacktrace.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/riscv/kernel/stacktrace.c b/arch/riscv/kernel/stacktrace.c
index 02087fe539c6..6c854875ac74 100644
--- a/arch/riscv/kernel/stacktrace.c
+++ b/arch/riscv/kernel/stacktrace.c
@@ -12,6 +12,8 @@
#include <linux/stacktrace.h>
#include <linux/ftrace.h>
+register unsigned long sp_in_global __asm__("sp");
+
#ifdef CONFIG_FRAME_POINTER
struct stackframe {
@@ -19,8 +21,6 @@ struct stackframe {
unsigned long ra;
};
-register unsigned long sp_in_global __asm__("sp");
-
void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs,
bool (*fn)(unsigned long, void *), void *arg)
{