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| author |   Christophe Leroy <christophe.leroy@c-s.fr> | 2020-03-31 16:03:44 +0000 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2020-06-02 20:59:11 +1000 |
| commit | 5f32e8361cba8c58c4f272a389296f489ecc2823 (patch) | |
| tree | 16b96fc255b85cc543f0f1c90a500c7d97ff3c8e /arch/powerpc/kernel/cpu_setup_6xx.S | |
| parent | powerpc/rtas: Remove machine_check_in_rtas() (diff) | |
| download | wireguard-linux-5f32e8361cba8c58c4f272a389296f489ecc2823.tar.xz wireguard-linux-5f32e8361cba8c58c4f272a389296f489ecc2823.zip | |
powerpc/32: 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: Christophe Leroy <christophe.leroy@c-s.fr>
Acked-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/3bf57066d05518644dee0840af69d36ab5086729.1585670437.git.christophe.leroy@c-s.fr
Diffstat (limited to 'arch/powerpc/kernel/cpu_setup_6xx.S')
| -rw-r--r-- | arch/powerpc/kernel/cpu_setup_6xx.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/cpu_setup_6xx.S b/arch/powerpc/kernel/cpu_setup_6xx.S index f6517f67265a..f8b5ff64b604 100644 --- a/arch/powerpc/kernel/cpu_setup_6xx.S +++ b/arch/powerpc/kernel/cpu_setup_6xx.S @@ -288,6 +288,7 @@ _GLOBAL(__init_fpu_registers) mtmsr r10 isync blr +_ASM_NOKPROBE_SYMBOL(__init_fpu_registers) /* Definitions for the table use to save CPU states */ @@ -483,4 +484,5 @@ _GLOBAL(__restore_cpu_setup) 1: mtcr r7 blr +_ASM_NOKPROBE_SYMBOL(__restore_cpu_setup) |