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| author |   Michael Ellerman <mpe@ellerman.id.au> | 2017-02-13 15:30:19 +1100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-02-17 10:58:52 +1100 |
| commit | a90e883d8b8fb07ddea4d9618ce58bf72bce7f00 (patch) | |
| tree | 1615ecd328ad8af484d27274772594750887fbf0 /arch/powerpc/mm/slb_low.S | |
| parent | powerpc/mm: Convert slb_finish_load[_1T] to local symbols (diff) | |
| download | linux-dev-a90e883d8b8fb07ddea4d9618ce58bf72bce7f00.tar.xz linux-dev-a90e883d8b8fb07ddea4d9618ce58bf72bce7f00.zip | |
powerpc/mm: Blacklist SLB symbols from kprobe
We can't sensibly take a trap at this point. So, blacklist these
symbols.
Reported-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm/slb_low.S')
| -rw-r--r-- | arch/powerpc/mm/slb_low.S | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S index 9beed92c1900..a85e06ea6c20 100644 --- a/arch/powerpc/mm/slb_low.S +++ b/arch/powerpc/mm/slb_low.S @@ -272,3 +272,11 @@ slb_compare_rr_to_size: clrrdi r3,r3,SID_SHIFT_1T /* clear out non-ESID bits */ b 7b + +_ASM_NOKPROBE_SYMBOL(slb_allocate_realmode) +_ASM_NOKPROBE_SYMBOL(slb_miss_kernel_load_linear) +_ASM_NOKPROBE_SYMBOL(slb_miss_kernel_load_io) +_ASM_NOKPROBE_SYMBOL(slb_compare_rr_to_size) +#ifdef CONFIG_SPARSEMEM_VMEMMAP +_ASM_NOKPROBE_SYMBOL(slb_miss_kernel_load_vmemmap) +#endif |