/* * A Non implementation of disk quotas. Chainsawed from dquot.c by * Alan Cox . This saves us memory without * having zillions of #ifdefs (Or if it had been done right one * * QUOTA_OP(inode,func) * * macro.) */ #include #include #include #include #include #include #include #include #include #include #include #ifndef min #define min(a,b) ((a) < (b)) ? (a) : (b) #endif int sync_dquots(kdev_t dev, short type) { return(0); } /* * Trash the cache for a certain type on a device. */ void invalidate_dquots(kdev_t dev, short type) { } /* * Initialize pointer in an inode to the right dquots. */ void dquot_initialize(struct inode *inode, short type) { } void dquot_drop(struct inode *inode) { } void dquot_init(void) { } /* * Turn quota off on a device. type == -1 ==> quotaoff for all types (umount) */ int quota_off(kdev_t dev, short type) { return(0); } int quota_on(kdev_t dev, short type, char *path) { return(-ENOPKG); } /* * Ok this is the systemcall interface, this communicates with * the userlevel programs. Currently this only supports diskquota * calls. Maybe we need to add the process quotas etc in the future. * But we probably better use rlimits for that. */ asmlinkage int sys_quotactl(int cmd, const char *special, int id, caddr_t addr) { return(-ENOPKG); }