Commit 1740f15a authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman
Browse files

powerpc/82xx: Blacklist pq2_restart() for kprobe 



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

Signed-off-by: default avatarChristophe Leroy <christophe.leroy@c-s.fr>
Acked-by: default avatarNaveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/5dca36682383577a3c2b2bca4d577e8654944461.1585670437.git.christophe.leroy@c-s.fr
parent e83f01fd

arch/powerpc/platforms/82xx/pq2.c

+3 −0
Original line number Diff line number Diff line
@@ -10,6 +10,8 @@ 
 * Copyright (c) 2006 MontaVista Software, Inc.

 */



#include <linux/kprobes.h>



#include <asm/cpm2.h>

#include <asm/io.h>

#include <asm/pci-bridge.h>
@@ -29,6 +31,7 @@ void __noreturn pq2_restart(char *cmd) 


	panic("Restart failed\n");

}

NOKPROBE_SYMBOL(pq2_restart)



#ifdef CONFIG_PCI

static int pq2_pci_exclude_device(struct pci_controller *hose,