mips: use generic ptrace_resume code

[safe/jmp/linux-2.6] / drivers / md / raid0.c

diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index 898e2bd..a1f7147 100644 (file)
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -44,6 +44,9 @@ static int raid0_congested(void *data, int bits)
        mdk_rdev_t **devlist = conf->devlist;
        int i, ret = 0;
 
+       if (mddev_congested(mddev, bits))
+               return 1;
+
        for (i = 0; i < mddev->raid_disks && !ret ; i++) {
                struct request_queue *q = bdev_get_queue(devlist[i]->bdev);
 
@@ -86,7 +89,7 @@ static void dump_zones(mddev_t *mddev)
 
 static int create_strip_zones(mddev_t *mddev)
 {
-       int i, c, j, err;
+       int i, c, err;
        sector_t curr_zone_end, sectors;
        mdk_rdev_t *smallest, *rdev1, *rdev2, *rdev, **dev;
        struct strip_zone *zone;
@@ -179,7 +182,7 @@ static int create_strip_zones(mddev_t *mddev)
 
                if (rdev1->bdev->bd_disk->queue->merge_bvec_fn &&
                    queue_max_sectors(mddev->queue) > (PAGE_SIZE>>9))
-                       blk_queue_max_sectors(mddev->queue, PAGE_SIZE>>9);
+                       blk_queue_max_hw_sectors(mddev->queue, PAGE_SIZE>>9);
 
                if (!smallest || (rdev1->sectors < smallest->sectors))
                        smallest = rdev1;
@@ -198,6 +201,8 @@ static int create_strip_zones(mddev_t *mddev)
        /* now do the other zones */
        for (i = 1; i < conf->nr_strip_zones; i++)
        {
+               int j;
+
                zone = conf->strip_zone + i;
                dev = conf->devlist + i * mddev->raid_disks;
 
@@ -207,7 +212,6 @@ static int create_strip_zones(mddev_t *mddev)
                c = 0;
 
                for (j=0; j<cnt; j++) {
-                       char b[BDEVNAME_SIZE];
                        rdev = conf->devlist[j];
                        printk(KERN_INFO "raid0: checking %s ...",
                                bdevname(rdev->bdev, b));
@@ -321,7 +325,7 @@ static int raid0_run(mddev_t *mddev)
        }
        if (md_check_no_bitmap(mddev))
                return -EINVAL;
-       blk_queue_max_sectors(mddev->queue, mddev->chunk_sectors);
+       blk_queue_max_hw_sectors(mddev->queue, mddev->chunk_sectors);
        mddev->queue->queue_lock = &mddev->queue->__queue_lock;
 
        ret = create_strip_zones(mddev);
@@ -448,8 +452,8 @@ static int raid0_make_request(struct request_queue *q, struct bio *bio)
        const int rw = bio_data_dir(bio);
        int cpu;
 
-       if (unlikely(bio_barrier(bio))) {
-               bio_endio(bio, -EOPNOTSUPP);
+       if (unlikely(bio_rw_flagged(bio, BIO_RW_BARRIER))) {
+               md_barrier_request(mddev, bio);
                return 0;
        }
 
@@ -563,6 +567,7 @@ static void raid0_exit (void)
 module_init(raid0_init);
 module_exit(raid0_exit);
 MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("RAID0 (striping) personality for MD");
 MODULE_ALIAS("md-personality-2"); /* RAID0 */
 MODULE_ALIAS("md-raid0");
 MODULE_ALIAS("md-level-0");