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author | 2008-10-12 12:35:23 +0200 | |
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committer | 2008-10-12 12:37:32 +0200 | |
commit | 365d46dc9be9b3c833990a06f3994b1987eda578 (patch) | |
tree | 9397d1304144a288411f2118707f44ff5e862fa6 /kernel/rcupreempt.c | |
parent | xen: do not reserve 2 pages of padding between hypervisor and fixmap. (diff) | |
parent | Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 (diff) | |
download | linux-dev-365d46dc9be9b3c833990a06f3994b1987eda578.tar.xz linux-dev-365d46dc9be9b3c833990a06f3994b1987eda578.zip |
Merge branch 'linus' into x86/xen
Conflicts:
arch/x86/kernel/cpu/common.c
arch/x86/kernel/process_64.c
arch/x86/xen/enlighten.c
Diffstat (limited to 'kernel/rcupreempt.c')
-rw-r--r-- | kernel/rcupreempt.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/kernel/rcupreempt.c b/kernel/rcupreempt.c index 27827931ca0d..ca4bbbe04aa4 100644 --- a/kernel/rcupreempt.c +++ b/kernel/rcupreempt.c @@ -59,14 +59,6 @@ #include <linux/rcupreempt_trace.h> /* - * Macro that prevents the compiler from reordering accesses, but does - * absolutely -nothing- to prevent CPUs from reordering. This is used - * only to mediate communication between mainline code and hardware - * interrupt and NMI handlers. - */ -#define ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x)) - -/* * PREEMPT_RCU data structures. */ |