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Diffstat (limited to 'drivers/md/faulty.c')
-rw-r--r--drivers/md/faulty.c51
1 files changed, 26 insertions, 25 deletions
diff --git a/drivers/md/faulty.c b/drivers/md/faulty.c
index 23078dabb6df..feb2c3c7bb44 100644
--- a/drivers/md/faulty.c
+++ b/drivers/md/faulty.c
@@ -63,6 +63,7 @@
#define MaxFault 50
#include <linux/blkdev.h>
+#include <linux/module.h>
#include <linux/raid/md_u.h>
#include <linux/slab.h>
#include "md.h"
@@ -81,16 +82,16 @@ static void faulty_fail(struct bio *bio, int error)
bio_io_error(b);
}
-typedef struct faulty_conf {
+struct faulty_conf {
int period[Modes];
atomic_t counters[Modes];
sector_t faults[MaxFault];
int modes[MaxFault];
int nfaults;
- mdk_rdev_t *rdev;
-} conf_t;
+ struct md_rdev *rdev;
+};
-static int check_mode(conf_t *conf, int mode)
+static int check_mode(struct faulty_conf *conf, int mode)
{
if (conf->period[mode] == 0 &&
atomic_read(&conf->counters[mode]) <= 0)
@@ -105,7 +106,7 @@ static int check_mode(conf_t *conf, int mode)
return 0;
}
-static int check_sector(conf_t *conf, sector_t start, sector_t end, int dir)
+static int check_sector(struct faulty_conf *conf, sector_t start, sector_t end, int dir)
{
/* If we find a ReadFixable sector, we fix it ... */
int i;
@@ -129,7 +130,7 @@ static int check_sector(conf_t *conf, sector_t start, sector_t end, int dir)
return 0;
}
-static void add_sector(conf_t *conf, sector_t start, int mode)
+static void add_sector(struct faulty_conf *conf, sector_t start, int mode)
{
int i;
int n = conf->nfaults;
@@ -169,9 +170,9 @@ static void add_sector(conf_t *conf, sector_t start, int mode)
conf->nfaults = n+1;
}
-static int make_request(mddev_t *mddev, struct bio *bio)
+static void make_request(struct mddev *mddev, struct bio *bio)
{
- conf_t *conf = mddev->private;
+ struct faulty_conf *conf = mddev->private;
int failit = 0;
if (bio_data_dir(bio) == WRITE) {
@@ -181,7 +182,7 @@ static int make_request(mddev_t *mddev, struct bio *bio)
* just fail immediately
*/
bio_endio(bio, -EIO);
- return 0;
+ return;
}
if (check_sector(conf, bio->bi_sector, bio->bi_sector+(bio->bi_size>>9),
@@ -211,20 +212,20 @@ static int make_request(mddev_t *mddev, struct bio *bio)
}
if (failit) {
struct bio *b = bio_clone_mddev(bio, GFP_NOIO, mddev);
+
b->bi_bdev = conf->rdev->bdev;
b->bi_private = bio;
b->bi_end_io = faulty_fail;
- generic_make_request(b);
- return 0;
- } else {
+ bio = b;
+ } else
bio->bi_bdev = conf->rdev->bdev;
- return 1;
- }
+
+ generic_make_request(bio);
}
-static void status(struct seq_file *seq, mddev_t *mddev)
+static void status(struct seq_file *seq, struct mddev *mddev)
{
- conf_t *conf = mddev->private;
+ struct faulty_conf *conf = mddev->private;
int n;
if ((n=atomic_read(&conf->counters[WriteTransient])) != 0)
@@ -255,11 +256,11 @@ static void status(struct seq_file *seq, mddev_t *mddev)
}
-static int reshape(mddev_t *mddev)
+static int reshape(struct mddev *mddev)
{
int mode = mddev->new_layout & ModeMask;
int count = mddev->new_layout >> ModeShift;
- conf_t *conf = mddev->private;
+ struct faulty_conf *conf = mddev->private;
if (mddev->new_layout < 0)
return 0;
@@ -284,7 +285,7 @@ static int reshape(mddev_t *mddev)
return 0;
}
-static sector_t faulty_size(mddev_t *mddev, sector_t sectors, int raid_disks)
+static sector_t faulty_size(struct mddev *mddev, sector_t sectors, int raid_disks)
{
WARN_ONCE(raid_disks,
"%s does not support generic reshape\n", __func__);
@@ -295,11 +296,11 @@ static sector_t faulty_size(mddev_t *mddev, sector_t sectors, int raid_disks)
return sectors;
}
-static int run(mddev_t *mddev)
+static int run(struct mddev *mddev)
{
- mdk_rdev_t *rdev;
+ struct md_rdev *rdev;
int i;
- conf_t *conf;
+ struct faulty_conf *conf;
if (md_check_no_bitmap(mddev))
return -EINVAL;
@@ -325,16 +326,16 @@ static int run(mddev_t *mddev)
return 0;
}
-static int stop(mddev_t *mddev)
+static int stop(struct mddev *mddev)
{
- conf_t *conf = mddev->private;
+ struct faulty_conf *conf = mddev->private;
kfree(conf);
mddev->private = NULL;
return 0;
}
-static struct mdk_personality faulty_personality =
+static struct md_personality faulty_personality =
{
.name = "faulty",
.level = LEVEL_FAULTY,