Message ID | dff05b59a161434a546010507000816750073f28.1585474724.git.christophe.leroy@c-s.fr (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
Series | [01/12] powerpc/52xx: Blacklist functions running with MMU disabled for kprobe | expand |
Context | Check | Description |
---|---|---|
snowpatch_ozlabs/apply_patch | success | Successfully applied on branch powerpc/merge (c6624071c338732402e8c726df6a4074473eaa0e) |
snowpatch_ozlabs/checkpatch | success | total: 0 errors, 0 warnings, 0 checks, 14 lines checked |
snowpatch_ozlabs/needsstable | success | Patch has no Fixes tags |
Christophe Leroy wrote: > 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> > --- > arch/powerpc/platforms/52xx/lite5200_sleep.S | 2 ++ > 1 file changed, 2 insertions(+) Apart from the two minor comments, for this series: Acked-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> - Naveen
diff --git a/arch/powerpc/platforms/52xx/lite5200_sleep.S b/arch/powerpc/platforms/52xx/lite5200_sleep.S index 3a9969c429b3..70083649c9ea 100644 --- a/arch/powerpc/platforms/52xx/lite5200_sleep.S +++ b/arch/powerpc/platforms/52xx/lite5200_sleep.S @@ -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)
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> --- arch/powerpc/platforms/52xx/lite5200_sleep.S | 2 ++ 1 file changed, 2 insertions(+)