[PATCH] Move mostly read variables to __read_mostly section.

[Eial Czerwacki]

Move mostly read variables to __read_mostly section.

Signed-off-by: Eial Czerwacki<eial@xxxxxxxxxxx>
Signed-off-by: Shai Fultheim<Shai@xxxxxxxxxxx>
---

--- a/fs/buffer.c	2010-05-12 14:59:32.000000000 -0700
+++ b/fs/buffer.c	2010-05-24 11:56:32.000000000 -0700
@@ -3233,7 +3233,7 @@ SYSCALL_DEFINE2(bdflush, int, func, long
 /*
  * Buffer-head allocation
  */
-static struct kmem_cache *bh_cachep;
+static struct kmem_cache __read_mostly *bh_cachep;

 /*
  * Once the number of bh's in the machine exceeds this level, we start
--- a/kernel/time/timekeeping.c	2010-05-12 14:59:32.000000000 -0700
+++ b/kernel/time/timekeeping.c	2010-05-24 11:56:32.000000000 -0700
@@ -154,7 +154,7 @@ __cacheline_aligned_in_smp DEFINE_SEQLOC
  * used instead.
  */
 static struct timespec xtime __attribute__ ((aligned (16)));
-static struct timespec wall_to_monotonic __attribute__ ((aligned (16)));
+static struct timespec wall_to_monotonic __attribute__ ((aligned (16))) __read_mostly;
 static struct timespec total_sleep_time;

 /*



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