[PATCH 6/7] IB/uverbs: pack struct ib_uverbs_event_file tighter

Alex Chiang
2010-01-29T21:45:35Z

Eliminate some padding in the structure by rearranging the members.

sizeof(struct ib_uverbs_event_file) is now 72 bytes (from 80) and
more members now fit in the first cacheline.

Signed-off-by: Alex Chiang <achiang@hp.com>
---

drivers/infiniband/core/uverbs.h | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h
index e695f65..e54d9ac 100644
--- a/drivers/infiniband/core/uverbs.h
+++ b/drivers/infiniband/core/uverbs.h
@@ -80,13 +80,13 @@ struct ib_uverbs_device {

struct ib_uverbs_event_file {
struct kref ref;
+ int is_async;
struct ib_uverbs_file *uverbs_file;
spinlock_t lock;
+ int is_closed;
wait_queue_head_t poll_wait;
struct fasync_struct *async_queue;
struct list_head event_list;
- int is_async;
- int is_closed;
};

struct ib_uverbs_file {