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| author | Richard Kennedy <richard@rsk.demon.co.uk> | 2008-05-23 06:52:00 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2008-05-28 14:49:27 +0200 |
| commit | be754d2c2161c0cce11d62727016985ecb76831b (patch) | |
| tree | 4e8c62060ca8fc0ff1ab34bd2d3667581f8208b3 /block/cfq-iosched.c | |
| parent | 05caf8dbc1880415df3378cfd114d832c9618b60 (diff) | |
| download | linux-stable-be754d2c2161c0cce11d62727016985ecb76831b.tar.gz linux-stable-be754d2c2161c0cce11d62727016985ecb76831b.tar.bz2 linux-stable-be754d2c2161c0cce11d62727016985ecb76831b.zip | |
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.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index b399c62936e0..4df3f0522435 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 { |