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authorJerome Marchand <jmarchan@redhat.com>2008-02-08 11:04:35 +0100
committerJens Axboe <jens.axboe@oracle.com>2008-02-08 12:41:56 +0100
commit6f2576af5ba5913538fda7dfb7c6a17771025477 (patch)
treeff55bc30686ccec8b0ce22eb3844e78a52aea875 /fs
parentea5c48ab2a76559d4af39e1f7de137c0851ac0a5 (diff)
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Enhanced partition statistics: update partition statitics
Updates the enhanced partition statistics in generic block layer besides the disk statistics. Signed-off-by: Jerome Marchand <jmarchan@redhat.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/partitions/check.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index 9a64045..f2ec7f1 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -18,6 +18,7 @@
#include <linux/fs.h>
#include <linux/kmod.h>
#include <linux/ctype.h>
+#include <linux/genhd.h>
#include "check.h"
@@ -273,6 +274,7 @@ static struct attribute_group *part_attr_groups[] = {
static void part_release(struct device *dev)
{
struct hd_struct *p = dev_to_part(dev);
+ free_part_stats(p);
kfree(p);
}
@@ -314,6 +316,7 @@ void delete_partition(struct gendisk *disk, int part)
p->nr_sects = 0;
p->ios[0] = p->ios[1] = 0;
p->sectors[0] = p->sectors[1] = 0;
+ part_stat_set_all(p, 0);
kobject_put(p->holder_dir);
device_del(&p->dev);
put_device(&p->dev);
@@ -336,6 +339,10 @@ void add_partition(struct gendisk *disk, int part, sector_t start, sector_t len,
if (!p)
return;
+ if (!init_part_stats(p)) {
+ kfree(p);
+ return;
+ }
p->start_sect = start;
p->nr_sects = len;
p->partno = part;
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