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Message-Id: <3ac4ab8dd7008b9706d9228a60645a1756fa84bf.1585670437.git.christophe.leroy@c-s.fr>
Date:   Tue, 31 Mar 2020 16:03:38 +0000 (UTC)
From:   Christophe Leroy <christophe.leroy@....fr>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        naveen.n.rao@...ux.vnet.ibm.com
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH v2 03/12] powerpc/83xx: Blacklist mpc83xx_deep_resume() for
 kprobe

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@....fr>
Acked-by: Naveen N. Rao <naveen.n.rao@...ux.vnet.ibm.com>
---
 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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