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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2008-05-22 17:21:08 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-07-21 21:54:49 -0700 |
| commit | 27f302519148f311307637d4c9a6d0fd87d07e4c (patch) | |
| tree | 36693a6ec709b037730bb343e72bd8cc508999dc /block | |
| parent | 66c64afec16a7b46212ecb2fa99998923bbeea3f (diff) | |
| download | lwn-27f302519148f311307637d4c9a6d0fd87d07e4c.tar.gz lwn-27f302519148f311307637d4c9a6d0fd87d07e4c.zip | |
block: make /proc/partitions and /proc/diskstats use class_find_device()
Use the proper class iterator function instead of mucking around in the
internals of the class structures.
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'block')
| -rw-r--r-- | block/genhd.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/block/genhd.c b/block/genhd.c index 70f1d7075783..c13cc77291af 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -317,17 +317,21 @@ static void *part_start(struct seq_file *part, loff_t *pos) return NULL; } +static int find_next(struct device *dev, void *data) +{ + if (dev->type == &disk_type) + return 1; + return 0; +} + static void *part_next(struct seq_file *part, void *v, loff_t *pos) { struct gendisk *gp = v; struct device *dev; ++*pos; - list_for_each_entry(dev, &gp->dev.node, node) { - if (&dev->node == &block_class.devices) - return NULL; - if (dev->type == &disk_type) - return dev_to_disk(dev); - } + dev = class_find_device(&block_class, &gp->dev, NULL, find_next); + if (dev) + return dev_to_disk(dev); return NULL; } @@ -578,12 +582,9 @@ static void *diskstats_next(struct seq_file *part, void *v, loff_t *pos) struct device *dev; ++*pos; - list_for_each_entry(dev, &gp->dev.node, node) { - if (&dev->node == &block_class.devices) - return NULL; - if (dev->type == &disk_type) - return dev_to_disk(dev); - } + dev = class_find_device(&block_class, &gp->dev, NULL, find_next); + if (dev) + return dev_to_disk(dev); return NULL; } |