diff options
| author | David Howells <dhowells@redhat.com> | 2008-02-07 00:15:45 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-07 08:42:28 -0800 |
| commit | a1d4aebbfa91c55a6b0c629a9ccf6369be0c6e95 (patch) | |
| tree | 2478c7be46b86b30c86666f72a8816c910c7a7d4 /fs/proc/inode.c | |
| parent | a90a088021f8f1e9a9cd83f06ac90e1f3aada4d4 (diff) | |
| download | op-kernel-dev-a1d4aebbfa91c55a6b0c629a9ccf6369be0c6e95.zip op-kernel-dev-a1d4aebbfa91c55a6b0c629a9ccf6369be0c6e95.tar.gz | |
iget: stop PROCFS from using iget() and read_inode()
Stop the PROCFS filesystem from using iget() and read_inode(). Merge
procfs_read_inode() into procfs_get_inode(), and have that call iget_locked()
instead of iget().
[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: David Howells <dhowells@redhat.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/proc/inode.c')
| -rw-r--r-- | fs/proc/inode.c | 60 |
1 files changed, 28 insertions, 32 deletions
diff --git a/fs/proc/inode.c b/fs/proc/inode.c index 1a551d9..6ecf639 100644 --- a/fs/proc/inode.c +++ b/fs/proc/inode.c @@ -73,11 +73,6 @@ static void proc_delete_inode(struct inode *inode) struct vfsmount *proc_mnt; -static void proc_read_inode(struct inode * inode) -{ - inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME; -} - static struct kmem_cache * proc_inode_cachep; static struct inode *proc_alloc_inode(struct super_block *sb) @@ -128,7 +123,6 @@ static int proc_remount(struct super_block *sb, int *flags, char *data) static const struct super_operations proc_sops = { .alloc_inode = proc_alloc_inode, .destroy_inode = proc_destroy_inode, - .read_inode = proc_read_inode, .drop_inode = generic_delete_inode, .delete_inode = proc_delete_inode, .statfs = simple_statfs, @@ -401,39 +395,41 @@ struct inode *proc_get_inode(struct super_block *sb, unsigned int ino, if (de != NULL && !try_module_get(de->owner)) goto out_mod; - inode = iget(sb, ino); + inode = iget_locked(sb, ino); if (!inode) goto out_ino; - - PROC_I(inode)->fd = 0; - PROC_I(inode)->pde = de; - if (de) { - if (de->mode) { - inode->i_mode = de->mode; - inode->i_uid = de->uid; - inode->i_gid = de->gid; - } - if (de->size) - inode->i_size = de->size; - if (de->nlink) - inode->i_nlink = de->nlink; - if (de->proc_iops) - inode->i_op = de->proc_iops; - if (de->proc_fops) { - if (S_ISREG(inode->i_mode)) { + if (inode->i_state & I_NEW) { + inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME; + PROC_I(inode)->fd = 0; + PROC_I(inode)->pde = de; + if (de) { + if (de->mode) { + inode->i_mode = de->mode; + inode->i_uid = de->uid; + inode->i_gid = de->gid; + } + if (de->size) + inode->i_size = de->size; + if (de->nlink) + inode->i_nlink = de->nlink; + if (de->proc_iops) + inode->i_op = de->proc_iops; + if (de->proc_fops) { + if (S_ISREG(inode->i_mode)) { #ifdef CONFIG_COMPAT - if (!de->proc_fops->compat_ioctl) - inode->i_fop = - &proc_reg_file_ops_no_compat; - else + if (!de->proc_fops->compat_ioctl) + inode->i_fop = + &proc_reg_file_ops_no_compat; + else #endif - inode->i_fop = &proc_reg_file_ops; + inode->i_fop = &proc_reg_file_ops; + } else { + inode->i_fop = de->proc_fops; + } } - else - inode->i_fop = de->proc_fops; } + unlock_new_inode(inode); } - return inode; out_ino: |
