[PATCH 6/7] zram/xvmalloc: Close 32byte hole on 64-bit CPUs
Robert Jennings
rcj at linux.vnet.ibm.com
Wed Jan 26 17:27:06 UTC 2011
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 at linux.vnet.ibm.com>
---
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 68db384..e51eea4 100644
--- a/drivers/staging/zram/xvmalloc_int.h
+++ b/drivers/staging/zram/xvmalloc_int.h
@@ -93,12 +93,9 @@ 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
--
1.6.0.2
More information about the devel
mailing list