linux-yocto/kernel/livepatch
Peter Zijlstra d15cb3dab1 x86/livepatch: Validate __fentry__ location
Currently livepatch assumes __fentry__ lives at func+0, which is most
likely untrue with IBT on. Instead make it use ftrace_location() by
default which both validates and finds the actual ip if there is any
in the same symbol.

Suggested-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lore.kernel.org/r/20220308154318.285971256@infradead.org
2022-03-15 10:32:37 +01:00
..
core.c livepatch: Fix missing unlock on error in klp_enable_patch() 2022-01-04 13:57:19 +01:00
core.h
Kconfig livepatch: Use the default ftrace_ops instead of REGS when ARGS is available 2020-11-13 12:15:28 -05:00
Makefile livepatch: Basic API to track system state changes 2019-11-01 13:08:14 +01:00
patch.c x86/livepatch: Validate __fentry__ location 2022-03-15 10:32:37 +01:00
patch.h
shadow.c Documentation: livepatch: Add livepatch API page 2021-12-23 11:35:53 +01:00
state.c kernel/: fix repeated words in comments 2020-10-16 11:11:19 -07:00
state.h livepatch: Allow to distinguish different version of system state changes 2019-11-01 13:08:19 +01:00
transition.c sched,livepatch: Use wake_up_if_idle() 2021-10-14 13:09:25 +02:00
transition.h