diff options
| author | Ingo Molnar <mingo@kernel.org> | 2012-04-14 13:18:27 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-04-14 13:19:04 +0200 |
| commit | 6ac1ef482d7ae0c690f1640bf6eb818ff9a2d91e (patch) | |
| tree | 021cc9f6b477146fcebe6f3be4752abfa2ba18a9 /fs/btrfs/reada.c | |
| parent | 682968e0c425c60f0dde37977e5beb2b12ddc4cc (diff) | |
| parent | a385ec4f11bdcf81af094c03e2444ee9b7fad2e5 (diff) | |
Merge branch 'perf/core' into perf/uprobes
Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/btrfs/reada.c')
| -rw-r--r-- | fs/btrfs/reada.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/btrfs/reada.c b/fs/btrfs/reada.c index 2373b39a132b..dc5d33146fdb 100644 --- a/fs/btrfs/reada.c +++ b/fs/btrfs/reada.c @@ -54,7 +54,6 @@ * than the 2 started one after another. */ -#define MAX_MIRRORS 2 #define MAX_IN_FLIGHT 6 struct reada_extctl { @@ -71,7 +70,7 @@ struct reada_extent { struct list_head extctl; struct kref refcnt; spinlock_t lock; - struct reada_zone *zones[MAX_MIRRORS]; + struct reada_zone *zones[BTRFS_MAX_MIRRORS]; int nzones; struct btrfs_device *scheduled_for; }; @@ -84,7 +83,8 @@ struct reada_zone { spinlock_t lock; int locked; struct btrfs_device *device; - struct btrfs_device *devs[MAX_MIRRORS]; /* full list, incl self */ + struct btrfs_device *devs[BTRFS_MAX_MIRRORS]; /* full list, incl + * self */ int ndevs; struct kref refcnt; }; @@ -305,7 +305,7 @@ again: spin_lock(&fs_info->reada_lock); ret = radix_tree_insert(&dev->reada_zones, - (unsigned long)zone->end >> PAGE_CACHE_SHIFT, + (unsigned long)(zone->end >> PAGE_CACHE_SHIFT), zone); spin_unlock(&fs_info->reada_lock); @@ -365,9 +365,9 @@ again: if (ret || !bbio || length < blocksize) goto error; - if (bbio->num_stripes > MAX_MIRRORS) { + if (bbio->num_stripes > BTRFS_MAX_MIRRORS) { printk(KERN_ERR "btrfs readahead: more than %d copies not " - "supported", MAX_MIRRORS); + "supported", BTRFS_MAX_MIRRORS); goto error; } |