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authorRichard Kennedy <richard@rsk.demon.co.uk>2008-05-23 06:52:00 +0200
committerJens Axboe <jens.axboe@oracle.com>2008-05-28 14:49:27 +0200
commitbe754d2c2161c0cce11d62727016985ecb76831b (patch)
tree4e8c62060ca8fc0ff1ab34bd2d3667581f8208b3 /block/cfq-iosched.c
parent05caf8dbc1880415df3378cfd114d832c9618b60 (diff)
downloadop-kernel-dev-be754d2c2161c0cce11d62727016985ecb76831b.zip
op-kernel-dev-be754d2c2161c0cce11d62727016985ecb76831b.tar.gz
block: reorder cfq_queue to save space on 64bit builds
saves 8 bytes of padding & increases objects/slab from 30 to 32 on my AMD64 config Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/cfq-iosched.c')
-rw-r--r--block/cfq-iosched.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index b399c62..4df3f052 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -124,6 +124,8 @@ struct cfq_data {
struct cfq_queue {
/* reference count */
atomic_t ref;
+ /* various state flags, see below */
+ unsigned int flags;
/* parent cfq_data */
struct cfq_data *cfqd;
/* service_tree member */
@@ -138,14 +140,14 @@ struct cfq_queue {
int queued[2];
/* currently allocated requests */
int allocated[2];
- /* pending metadata requests */
- int meta_pending;
/* fifo list of requests in sort_list */
struct list_head fifo;
unsigned long slice_end;
long slice_resid;
+ /* pending metadata requests */
+ int meta_pending;
/* number of requests that are on the dispatch list or inside driver */
int dispatched;
@@ -153,8 +155,6 @@ struct cfq_queue {
unsigned short ioprio, org_ioprio;
unsigned short ioprio_class, org_ioprio_class;
- /* various state flags, see below */
- unsigned int flags;
};
enum cfqq_state_flags {
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