Hi,
On 7/1/19 3:40 PM, Catalin Marinas wrote:
On Mon, Jun 24, 2019 at 10:55:42AM +0100, Raphael Gault wrote:
--- a/arch/arm64/include/asm/assembler.h
+++ b/arch/arm64/include/asm/assembler.h
@@ -752,4 +752,17 @@ USER(\label, ic ivau, \tmp2) //
invalidate I line PoU
.Lyield_out_\@ :
.endm
+ /*
+ * This macro is the arm64 assembler equivalent of the
+ * macro STACK_FRAME_NON_STANDARD define at
+ * ~/include/linux/frame.h
+ */
+ .macro asm_stack_frame_non_standard func
+#ifdef CONFIG_STACK_VALIDATION
+ .pushsection ".discard.func_stack_frame_non_standard"
+ .8byte \func
Nitpicks:
Does .quad vs .8byte make any difference?
No it doesn't, I'll use .quad then.
Could we place this in include/linux/frame.h directly with a generic
name (and some __ASSEMBLY__ guards)? It doesn't look to be arm specific.
It might be more consistent indeed, I'll do that.
Thanks,
--
Raphael Gault
