diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2017-11-14 10:01:49 +0100 |
---|---|---|
committer | Thomas Gleixner <tglx@linutronix.de> | 2017-11-14 10:01:49 +0100 |
commit | d4bfeabe9ff7967f4b8c24aabf2de1ce3a909cd9 (patch) | |
tree | 6b419b8497c7d57ddec20a3558697ef36ea37b11 /kernel/extable.c | |
parent | 8a7a8e1eab929eb3a5b735a788a23b9731139046 (diff) | |
parent | b29c6ef7bb1257853c1e31616d84f55e561cf631 (diff) | |
download | linux-d4bfeabe9ff7967f4b8c24aabf2de1ce3a909cd9.tar.bz2 |
Merge branch 'linus' into timers/urgent
Get upstream changes so dependent patches can be applied.
Diffstat (limited to 'kernel/extable.c')
-rw-r--r-- | kernel/extable.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/extable.c b/kernel/extable.c index 9aa1cc41ecf7..a17fdb63dc3e 100644 --- a/kernel/extable.c +++ b/kernel/extable.c @@ -31,6 +31,8 @@ * mutex protecting text section modification (dynamic code patching). * some users need to sleep (allocating memory...) while they hold this lock. * + * Note: Also protects SMP-alternatives modification on x86. + * * NOT exported to modules - patching kernel text is a really delicate matter. */ DEFINE_MUTEX(text_mutex); |