diff options
Diffstat (limited to 'fs/proc/generic.c')
| -rw-r--r-- | fs/proc/generic.c | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/fs/proc/generic.c b/fs/proc/generic.c index b5e7155d30d..a9806bc21ec 100644 --- a/fs/proc/generic.c +++ b/fs/proc/generic.c @@ -74,7 +74,7 @@ proc_file_read(struct file *file, char __user *buf, size_t nbytes, nbytes = MAX_NON_LFS - pos; dp = PDE(inode); - if (!(page = (char*) __get_free_page(GFP_KERNEL))) + if (!(page = (char*) __get_free_page(GFP_TEMPORARY))) return -ENOMEM; while ((nbytes > 0) && !eof) { @@ -561,28 +561,33 @@ static int proc_register(struct proc_dir_entry * dir, struct proc_dir_entry * dp static void proc_kill_inodes(struct proc_dir_entry *de) { struct list_head *p; - struct super_block *sb = proc_mnt->mnt_sb; + struct super_block *sb; /* * Actually it's a partial revoke(). */ - file_list_lock(); - list_for_each(p, &sb->s_files) { - struct file * filp = list_entry(p, struct file, f_u.fu_list); - struct dentry * dentry = filp->f_path.dentry; - struct inode * inode; - const struct file_operations *fops; - - if (dentry->d_op != &proc_dentry_operations) - continue; - inode = dentry->d_inode; - if (PDE(inode) != de) - continue; - fops = filp->f_op; - filp->f_op = NULL; - fops_put(fops); + spin_lock(&sb_lock); + list_for_each_entry(sb, &proc_fs_type.fs_supers, s_instances) { + file_list_lock(); + list_for_each(p, &sb->s_files) { + struct file *filp = list_entry(p, struct file, + f_u.fu_list); + struct dentry *dentry = filp->f_path.dentry; + struct inode *inode; + const struct file_operations *fops; + + if (dentry->d_op != &proc_dentry_operations) + continue; + inode = dentry->d_inode; + if (PDE(inode) != de) + continue; + fops = filp->f_op; + filp->f_op = NULL; + fops_put(fops); + } + file_list_unlock(); } - file_list_unlock(); + spin_unlock(&sb_lock); } static struct proc_dir_entry *proc_create(struct proc_dir_entry **parent, |