Commit e83f01fd authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman
Browse files

powerpc/52xx: Blacklist functions running with MMU disabled 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/1ae02b6637b87fc5aaa1d5012c3e2cb30e62b4a3.1585670437.git.christophe.leroy@c-s.fr
parent 9ed5df69

arch/powerpc/platforms/52xx/lite5200_sleep.S

+2 −0
Original line number Diff line number Diff line
@@ -248,6 +248,7 @@ mmu_on: 




	blr

_ASM_NOKPROBE_SYMBOL(lite5200_wakeup)





/* ---------------------------------------------------------------------- */
@@ -391,6 +392,7 @@ restore_regs: 
	LOAD_SPRN(TBWU,  0x5b);



	blr

_ASM_NOKPROBE_SYMBOL(restore_regs)