diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/block_dev.c | 10 | ||||
| -rw-r--r-- | fs/ramfs/file-nommu.c | 1 | ||||
| -rw-r--r-- | fs/sysfs/dir.c | 2 |
3 files changed, 13 insertions, 0 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index 3a6d4fb..94dfda2 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -564,6 +564,16 @@ struct block_device *bdget(dev_t dev) EXPORT_SYMBOL(bdget); +/** + * bdgrab -- Grab a reference to an already referenced block device + * @bdev: Block device to grab a reference to. + */ +struct block_device *bdgrab(struct block_device *bdev) +{ + atomic_inc(&bdev->bd_inode->i_count); + return bdev; +} + long nr_blockdev_pages(void) { struct block_device *bdev; diff --git a/fs/ramfs/file-nommu.c b/fs/ramfs/file-nommu.c index ebb2c41..11f0c06 100644 --- a/fs/ramfs/file-nommu.c +++ b/fs/ramfs/file-nommu.c @@ -20,6 +20,7 @@ #include <linux/ramfs.h> #include <linux/pagevec.h> #include <linux/mman.h> +#include <linux/sched.h> #include <asm/uaccess.h> #include "internal.h" diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index d88d0fa..14f2d71 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -939,8 +939,10 @@ again: /* Remove from old parent's list and insert into new parent's list. */ sysfs_unlink_sibling(sd); sysfs_get(new_parent_sd); + drop_nlink(old_parent->d_inode); sysfs_put(sd->s_parent); sd->s_parent = new_parent_sd; + inc_nlink(new_parent->d_inode); sysfs_link_sibling(sd); out_unlock: |
