From: Robert Jennings <rcj@xxxxxxxxxxxxxxxxxx>
By swapping the total_pages statistic with the lock we close a
hole in the structure for 64-bit CPUs.
Signed-off-by: Robert Jennings <rcj@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Pekka Enberg <penberg@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/staging/zram/xvmalloc_int.h | 7 ++-----
1 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/zram/xvmalloc_int.h b/drivers/staging/zram/xvmalloc_int.h
index 82a31fb..b5f1f7f 100644
--- a/drivers/staging/zram/xvmalloc_int.h
+++ b/drivers/staging/zram/xvmalloc_int.h
@@ -87,12 +87,9 @@ struct block_header {
struct xv_pool {
ulong flbitmap;
ulong slbitmap[MAX_FLI];
- spinlock_t lock;
-
+ u64 total_pages; /* stats */
struct freelist_entry freelist[NUM_FREE_LISTS];
-
- /* stats */
- u64 total_pages;
+ spinlock_t lock;
};
#endif
--
1.7.4.1
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