diff options
author | Márton Németh <nm127@freemail.hu> | 2010-01-10 13:39:52 +0100 |
---|---|---|
committer | Jens Axboe <jens.axboe@oracle.com> | 2010-01-11 14:31:27 +0100 |
commit | ec9c42ec793d428e99fdd219867b31932034b138 (patch) | |
tree | 015a5dd03eb51dabad687b1d3ad3d6f8eacc3bde /drivers/block | |
parent | 5cccfd9b3a9ca06b6245ea2c4af052b7db0105a3 (diff) | |
download | linux-ec9c42ec793d428e99fdd219867b31932034b138.tar.bz2 |
block: make xenbus device id constant
The ids field of the struct xenbus_device_id is constant in <linux/xen/xenbus.h>
so it is worth to make blkfront_ids also constant.
The semantic match that finds this kind of pattern is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@r@
disable decl_init,const_decl_init;
identifier I1, I2, x;
@@
struct I1 {
...
const struct I2 *x;
...
};
@s@
identifier r.I1, y;
identifier r.x, E;
@@
struct I1 y = {
.x = E,
};
@c@
identifier r.I2;
identifier s.E;
@@
const struct I2 E[] = ... ;
@depends on !c@
identifier r.I2;
identifier s.E;
@@
+ const
struct I2 E[] = ...;
// </smpl>
Signed-off-by: Márton Németh <nm127@freemail.hu>
Cc: Julia Lawall <julia@diku.dk>
Cc: cocci@diku.dk
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/block')
-rw-r--r-- | drivers/block/xen-blkfront.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 05a31e55d278..a84702d1a35e 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -1050,7 +1050,7 @@ static const struct block_device_operations xlvbd_block_fops = }; -static struct xenbus_device_id blkfront_ids[] = { +static const struct xenbus_device_id blkfront_ids[] = { { "vbd" }, { "" } }; |