lustre_intent.h

非常经典的一个分布式系统

#ifndef LUSTRE_INTENT_H
#define LUSTRE_INTENT_H

#include <linux/lustre_version.h>

#ifndef HAVE_VFS_INTENT_PATCHES
#define IT_OPEN     (1)
#define IT_CREAT    (1<<1)
#define IT_READDIR  (1<<2)
#define IT_GETATTR  (1<<3)
#define IT_LOOKUP   (1<<4)
#define IT_UNLINK   (1<<5)
#define IT_TRUNC    (1<<6)
#define IT_GETXATTR (1<<7)

struct lustre_intent_data {
        int       it_disposition;
        int       it_status;
        __u64     it_lock_handle;
        void     *it_data;
        int       it_lock_mode;
};

struct lookup_intent {
        int     it_op;
        int     it_flags;
	int     it_create_mode;
        union {
                struct lustre_intent_data lustre;
        } d;
};


#endif
#endif