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Merge v3.9-rc5 into driver-core-next

Browse source 
We want the fixes in here.

Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Greg Kroah-Hartman 2013-04-01 11:05:59 -07:00
commit 0f8b1a0204
270 changed files with 3052 additions and 1510 deletions
Download patch file Download diff file Expand all files Collapse all files

17
fs/sysfs/dir.c
View file

@ -1007,6 +1007,8 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir)
ino = parent_sd->s_ino;
if (filldir(dirent, ".", 1, filp->f_pos, ino, DT_DIR) == 0)
filp->f_pos++;
else
return 0;
}
if (filp->f_pos == 1) {
if (parent_sd->s_parent)
@ -1015,6 +1017,8 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir)
ino = parent_sd->s_ino;
if (filldir(dirent, "..", 2, filp->f_pos, ino, DT_DIR) == 0)
filp->f_pos++;
else
return 0;
}
mutex_lock(&sysfs_mutex);
for (pos = sysfs_dir_pos(ns, parent_sd, filp->f_pos, pos);
@ -1045,10 +1049,21 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir)
return 0;
}
static loff_t sysfs_dir_llseek(struct file *file, loff_t offset, int whence)
{
struct inode *inode = file_inode(file);
loff_t ret;
mutex_lock(&inode->i_mutex);
ret = generic_file_llseek(file, offset, whence);
mutex_unlock(&inode->i_mutex);
return ret;
}
const struct file_operations sysfs_dir_operations = {
.read = generic_read_dir,
.readdir = sysfs_readdir,
.release = sysfs_dir_release,
.llseek = generic_file_llseek,
.llseek = sysfs_dir_llseek,
};

4
fs/sysfs/mount.c
View file

@ -19,6 +19,7 @@
#include <linux/module.h>
#include <linux/magic.h>
#include <linux/slab.h>
#include <linux/user_namespace.h>
#include "sysfs.h"
@ -111,6 +112,9 @@ static struct dentry *sysfs_mount(struct file_system_type *fs_type,
struct super_block *sb;
int error;
if (!(flags & MS_KERNMOUNT) && !current_user_ns()->may_mount_sysfs)
return ERR_PTR(-EPERM);
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (!info)
return ERR_PTR(-ENOMEM);