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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-22 17:23:46 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-22 17:23:46 +0000 |
| commit | 74511020dde10252f8b8e648690d99dba721de14 (patch) | |
| tree | 04fc22bc7dd5d5b8d9294b2e57985b093858bd84 /block/blk-cgroup.h | |
| parent | 69266866a5790080d7fe80094b28d670ff8aa765 (diff) | |
| parent | 3cc4e53f86dab635166929bfa47cc68d59b28c26 (diff) | |
| download | linux-next-74511020dde10252f8b8e648690d99dba721de14.tar.gz | |
Merge branch 'for-2.6.34' into for-2.6.35
Diffstat (limited to 'block/blk-cgroup.h')
| -rw-r--r-- | block/blk-cgroup.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h index 84bf745fa775..8ccc20464dae 100644 --- a/block/blk-cgroup.h +++ b/block/blk-cgroup.h @@ -15,7 +15,13 @@ #include <linux/cgroup.h> -#ifdef CONFIG_BLK_CGROUP +#if defined(CONFIG_BLK_CGROUP) || defined(CONFIG_BLK_CGROUP_MODULE) + +#ifndef CONFIG_BLK_CGROUP +/* When blk-cgroup is a module, its subsys_id isn't a compile-time constant */ +extern struct cgroup_subsys blkio_subsys; +#define blkio_subsys_id blkio_subsys.subsys_id +#endif struct blkio_cgroup { struct cgroup_subsys_state css; @@ -91,7 +97,7 @@ static inline void blkiocg_update_blkio_group_dequeue_stats( struct blkio_group *blkg, unsigned long dequeue) {} #endif -#ifdef CONFIG_BLK_CGROUP +#if defined(CONFIG_BLK_CGROUP) || defined(CONFIG_BLK_CGROUP_MODULE) extern struct blkio_cgroup blkio_root_cgroup; extern struct blkio_cgroup *cgroup_to_blkio_cgroup(struct cgroup *cgroup); extern void blkiocg_add_blkio_group(struct blkio_cgroup *blkcg, |