projects / GitHub / LineageOS / android_kernel_motorola_exynos9610.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 15770a1) | patch
powerpc/64s: Blacklist rtas entry/exit from kprobes
authorNaveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Thu, 29 Jun 2017 17:49:20 +0000 (23:19 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 3 Jul 2017 13:12:02 +0000 (23:12 +1000)
commit90653a84052cfbbc1f46427f851dad14083e36df
treeb0fb0dc0ce158690b2738510de98489aa27eb031tree | snapshot (tar.gz zip)
parent15770a13bebc7fae2fbc06bc4cc708a3f724c586commit | diff
powerpc/64s: Blacklist rtas entry/exit from kprobes

We can't take traps with relocation off, so blacklist enter_rtas() and
rtas_return_loc(). However, instead of blacklisting all of enter_rtas(),
introduce a new symbol __enter_rtas from where on we can't take a trap
and blacklist that.

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/kernel/entry_64.S diff | blob | blame | history