Merge branches 'irq-core-for-linus' and 'core-locking-for-linus' of git://git.kernel...

[net-next-2.6.git] / fs / logfs / dev_bdev.c

diff --git a/fs/logfs/dev_bdev.c b/fs/logfs/dev_bdev.c
index 243c00071f760d14c84e2ffca6979e7442a054d2..92ca6fbe09bd2254eb9cbbd3d23b487ee4d4f9a8 100644 (file)
--- a/fs/logfs/dev_bdev.c
+++ b/fs/logfs/dev_bdev.c
@@ -298,9 +298,14 @@ static int bdev_write_sb(struct super_block *sb, struct page *page)
        return sync_request(page, bdev, WRITE);
 }
 
-static void bdev_put_device(struct super_block *sb)
+static void bdev_put_device(struct logfs_super *s)
 {
-       close_bdev_exclusive(logfs_super(sb)->s_bdev, FMODE_READ|FMODE_WRITE);
+       close_bdev_exclusive(s->s_bdev, FMODE_READ|FMODE_WRITE);
+}
+
+static int bdev_can_write_buf(struct super_block *sb, u64 ofs)
+{
+       return 0;
 }
 
 static const struct logfs_device_ops bd_devops = {
@@ -310,12 +315,13 @@ static const struct logfs_device_ops bd_devops = {
        .readpage       = bdev_readpage,
        .writeseg       = bdev_writeseg,
        .erase          = bdev_erase,
+       .can_write_buf  = bdev_can_write_buf,
        .sync           = bdev_sync,
        .put_device     = bdev_put_device,
 };
 
-int logfs_get_sb_bdev(struct file_system_type *type, int flags,
-               const char *devname, struct vfsmount *mnt)
+int logfs_get_sb_bdev(struct logfs_super *p, struct file_system_type *type,
+               const char *devname)
 {
        struct block_device *bdev;
 
@@ -326,8 +332,11 @@ int logfs_get_sb_bdev(struct file_system_type *type, int flags,
        if (MAJOR(bdev->bd_dev) == MTD_BLOCK_MAJOR) {
                int mtdnr = MINOR(bdev->bd_dev);
                close_bdev_exclusive(bdev, FMODE_READ|FMODE_WRITE);
-               return logfs_get_sb_mtd(type, flags, mtdnr, mnt);
+               return logfs_get_sb_mtd(p, mtdnr);
        }
 
-       return logfs_get_sb_device(type, flags, NULL, bdev, &bd_devops, mnt);
+       p->s_bdev = bdev;
+       p->s_mtd = NULL;
+       p->s_devops = &bd_devops;
+       return 0;
 }