diff options
author | Dan Williams <dan.j.williams@intel.com> | 2009-09-09 02:55:21 +0200 |
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committer | Dan Williams <dan.j.williams@intel.com> | 2009-09-09 02:55:21 +0200 |
commit | bbb20089a3275a19e475dbc21320c3742e3ca423 (patch) | |
tree | 216fdc1cbef450ca688135c5b8969169482d9a48 /fs/inode.c | |
parent | Merge branch 'iop-raid6' into async-tx-next (diff) | |
parent | dmaengine: Move all map_sg/unmap_sg for slave channel to its client (diff) | |
download | linux-bbb20089a3275a19e475dbc21320c3742e3ca423.tar.xz linux-bbb20089a3275a19e475dbc21320c3742e3ca423.zip |
Merge branch 'dmaengine' into async-tx-next
Conflicts:
crypto/async_tx/async_xor.c
drivers/dma/ioat/dma_v2.h
drivers/dma/ioat/pci.c
drivers/md/raid5.c
Diffstat (limited to 'fs/inode.c')
-rw-r--r-- | fs/inode.c | 41 |
1 files changed, 33 insertions, 8 deletions
diff --git a/fs/inode.c b/fs/inode.c index bca0c618fdb3..901bad1e5f12 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -22,8 +22,10 @@ #include <linux/cdev.h> #include <linux/bootmem.h> #include <linux/inotify.h> +#include <linux/fsnotify.h> #include <linux/mount.h> #include <linux/async.h> +#include <linux/posix_acl.h> /* * This is needed for the following functions: @@ -188,6 +190,13 @@ struct inode *inode_init_always(struct super_block *sb, struct inode *inode) } inode->i_private = NULL; inode->i_mapping = mapping; +#ifdef CONFIG_FS_POSIX_ACL + inode->i_acl = inode->i_default_acl = ACL_NOT_CACHED; +#endif + +#ifdef CONFIG_FSNOTIFY + inode->i_fsnotify_mask = 0; +#endif return inode; @@ -221,6 +230,13 @@ void destroy_inode(struct inode *inode) BUG_ON(inode_has_buffers(inode)); ima_inode_free(inode); security_inode_free(inode); + fsnotify_inode_delete(inode); +#ifdef CONFIG_FS_POSIX_ACL + if (inode->i_acl && inode->i_acl != ACL_NOT_CACHED) + posix_acl_release(inode->i_acl); + if (inode->i_default_acl && inode->i_default_acl != ACL_NOT_CACHED) + posix_acl_release(inode->i_default_acl); +#endif if (inode->i_sb->s_op->destroy_inode) inode->i_sb->s_op->destroy_inode(inode); else @@ -252,6 +268,9 @@ void inode_init_once(struct inode *inode) INIT_LIST_HEAD(&inode->inotify_watches); mutex_init(&inode->inotify_mutex); #endif +#ifdef CONFIG_FSNOTIFY + INIT_HLIST_HEAD(&inode->i_fsnotify_mark_entries); +#endif } EXPORT_SYMBOL(inode_init_once); @@ -398,6 +417,7 @@ int invalidate_inodes(struct super_block *sb) mutex_lock(&iprune_mutex); spin_lock(&inode_lock); inotify_unmount_inodes(&sb->s_inodes); + fsnotify_unmount_inodes(&sb->s_inodes); busy = invalidate_list(&sb->s_inodes, &throw_away); spin_unlock(&inode_lock); @@ -655,12 +675,17 @@ void unlock_new_inode(struct inode *inode) if (inode->i_mode & S_IFDIR) { struct file_system_type *type = inode->i_sb->s_type; - /* - * ensure nobody is actually holding i_mutex - */ - mutex_destroy(&inode->i_mutex); - mutex_init(&inode->i_mutex); - lockdep_set_class(&inode->i_mutex, &type->i_mutex_dir_key); + /* Set new key only if filesystem hasn't already changed it */ + if (!lockdep_match_class(&inode->i_mutex, + &type->i_mutex_key)) { + /* + * ensure nobody is actually holding i_mutex + */ + mutex_destroy(&inode->i_mutex); + mutex_init(&inode->i_mutex); + lockdep_set_class(&inode->i_mutex, + &type->i_mutex_dir_key); + } } #endif /* @@ -1398,7 +1423,7 @@ EXPORT_SYMBOL(touch_atime); * for writeback. Note that this function is meant exclusively for * usage in the file write path of filesystems, and filesystems may * choose to explicitly ignore update via this function with the - * S_NOCTIME inode flag, e.g. for network filesystem where these + * S_NOCMTIME inode flag, e.g. for network filesystem where these * timestamps are handled by the server. */ @@ -1412,7 +1437,7 @@ void file_update_time(struct file *file) if (IS_NOCMTIME(inode)) return; - err = mnt_want_write(file->f_path.mnt); + err = mnt_want_write_file(file); if (err) return; |