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authorAlex Shi <alex.shi@linaro.org>2016-08-11 12:15:55 +0800
committerAlex Shi <alex.shi@linaro.org>2016-08-11 12:15:55 +0800
commite01035c1a71d7cceebc3df92f79577df7438523a (patch)
treef745442c513b343e0a5d8fc84c4c0eb6603ec7b2 /arch/x86/include
parentda9a92f0cde9ce34a930d7edcaef30429e41d14a (diff)
parent3d27bcb804a6889e8f16daf95751764907f1e100 (diff)
Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-android
Diffstat (limited to 'arch/x86/include')
-rw-r--r--arch/x86/include/asm/pvclock.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h
index 7a6bed5c08bc..baad72e4c100 100644
--- a/arch/x86/include/asm/pvclock.h
+++ b/arch/x86/include/asm/pvclock.h
@@ -76,6 +76,8 @@ unsigned __pvclock_read_cycles(const struct pvclock_vcpu_time_info *src,
u8 ret_flags;
version = src->version;
+ /* Make the latest version visible */
+ smp_rmb();
offset = pvclock_get_nsec_offset(src);
ret = src->system_time + offset;