[PATCH 03/12] powerpc/83xx: Blacklist mpc83xx_deep_resume() for kprobe

Christophe Leroy christophe.leroy at c-s.fr
Sun Mar 29 20:41:03 AEDT 2020


kprobe does not handle events happening in real mode, all
functions running with MMU disabled have to be blacklisted.

Signed-off-by: Christophe Leroy <christophe.leroy at c-s.fr>
---
 arch/powerpc/platforms/83xx/suspend-asm.S | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/platforms/83xx/suspend-asm.S b/arch/powerpc/platforms/83xx/suspend-asm.S
index 3acd7470dc5e..bc6bd4d0ae96 100644
--- a/arch/powerpc/platforms/83xx/suspend-asm.S
+++ b/arch/powerpc/platforms/83xx/suspend-asm.S
@@ -548,3 +548,4 @@ mpc83xx_deep_resume:
 	mtdec	r0
 
 	rfi
+_ASM_NOKPROBE_SYMBOL(mpc83xx_deep_resume)
-- 
2.25.0



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