[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / linux / device_cgroup.h

#include <linux/fs.h>

#ifdef CONFIG_CGROUP_DEVICE
extern int __devcgroup_inode_permission(struct inode *inode, int mask);
extern int devcgroup_inode_mknod(int mode, dev_t dev);
static inline int devcgroup_inode_permission(struct inode *inode, int mask)
{
	if (likely(!inode->i_rdev))
		return 0;
	if (!S_ISBLK(inode->i_mode) && !S_ISCHR(inode->i_mode))
		return 0;
	return __devcgroup_inode_permission(inode, mask);
}
#else
static inline int devcgroup_inode_permission(struct inode *inode, int mask)
{ return 0; }
static inline int devcgroup_inode_mknod(int mode, dev_t dev)
{ return 0; }
#endif
Commit	Line	Data
08ce5f16 SH	1	#include <linux/fs.h>
	2
	3	#ifdef CONFIG_CGROUP_DEVICE
482e0cd3	4	extern int __devcgroup_inode_permission(struct inode *inode, int mask);
08ce5f16	5	extern int devcgroup_inode_mknod(int mode, dev_t dev);
482e0cd3 AV	6	static inline int devcgroup_inode_permission(struct inode *inode, int mask)
	7	{
	8	if (likely(!inode->i_rdev))
	9	return 0;
	10	if (!S_ISBLK(inode->i_mode) && !S_ISCHR(inode->i_mode))
	11	return 0;
	12	return __devcgroup_inode_permission(inode, mask);
	13	}
08ce5f16 SH	14	#else
	15	static inline int devcgroup_inode_permission(struct inode *inode, int mask)
	16	{ return 0; }
	17	static inline int devcgroup_inode_mknod(int mode, dev_t dev)
	18	{ return 0; }
	19	#endif