From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- include/linux/device_cgroup.h | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 include/linux/device_cgroup.h (limited to 'include/linux/device_cgroup.h') diff --git a/include/linux/device_cgroup.h b/include/linux/device_cgroup.h new file mode 100644 index 000000000..8b64221b4 --- /dev/null +++ b/include/linux/device_cgroup.h @@ -0,0 +1,19 @@ +#include + +#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 -- cgit v1.2.3-54-g00ecf