diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2015-07-27 18:32:09 +0200 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2016-06-08 11:09:00 +0800 |
| commit | a437c575f2ef7de73332ca238330bfae545b4d20 (patch) | |
| tree | e96a9dd36c12c62c35d32b1c9251708c9df39951 /arch | |
| parent | 7d5c6c6224fdfacd3e3c6b8f9eeba01e251d4027 (diff) | |
locking/static_keys: Add selftest
Add a little selftest that validates all combinations.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
(cherry picked from commit 1987c947d905baa05bee430178e8eef882f36bd4)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/Kconfig | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index a65eafb24997..ecd8c3f5ea1b 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -71,6 +71,12 @@ config JUMP_LABEL ( On 32-bit x86, the necessary options added to the compiler flags may increase the size of the kernel slightly. ) +config STATIC_KEYS_SELFTEST + bool "Static key selftest" + depends on JUMP_LABEL + help + Boot time self-test of the branch patching code. + config OPTPROBES def_bool y depends on KPROBES && HAVE_OPTPROBES |