#include <lustre_mdc.h>
#include <linux/lustre_intent.h>
#include <linux/compat.h>
+#include <linux/posix_acl_xattr.h>
#ifndef FMODE_EXEC
#define FMODE_EXEC 0
LLIF_DATA_MODIFIED = (1 << 6),
/* File is being restored */
LLIF_FILE_RESTORING = (1 << 7),
+ /* Xattr cache is attached to the file */
+ LLIF_XATTR_CACHE = (1 << 8),
};
struct ll_inode_info {
struct mutex lli_layout_mutex;
/* valid only inside LAYOUT ibits lock, protected by lli_layout_mutex */
__u32 lli_layout_gen;
+
+ struct rw_semaphore lli_xattrs_list_rwsem;
+ struct mutex lli_xattrs_enq_lock;
+ struct list_head lli_xattrs;/* ll_xattr_entry->xe_list */
};
+int ll_xattr_cache_destroy(struct inode *inode);
+
+int ll_xattr_cache_get(struct inode *inode,
+ const char *name,
+ char *buffer,
+ size_t size,
+ __u64 valid);
+
+int ll_xattr_cache_update(struct inode *inode,
+ const char *name,
+ const char *newval,
+ size_t size,
+ __u64 valid,
+ int flags);
+
/*
* Locking to guarantee consistency of non-atomic updates to long long i_size,
* consistency between file size and KMS.
#define LL_SBI_VERBOSE 0x10000 /* verbose mount/umount */
#define LL_SBI_LAYOUT_LOCK 0x20000 /* layout lock support */
#define LL_SBI_USER_FID2PATH 0x40000 /* allow fid2path by unprivileged users */
+#define LL_SBI_XATTR_CACHE 0x80000 /* support for xattr cache */
#define LL_SBI_FLAGS { \
"nolck", \
"flock", \
"xattr", \
"acl", \
+ "???", \
"rmt_client", \
"mds_capa", \
"oss_capa", \
"agl", \
"verbose", \
"layout", \
- "user_fid2path" }
+ "user_fid2path",\
+ "xattr", \
+}
/* default value for ll_sb_info->contention_time */
#define SBI_DEFAULT_CONTENTION_SECONDS 60
struct lu_fid ll_root_fid; /* root object fid */
int ll_flags;
- unsigned int ll_umounting:1;
+ unsigned int ll_umounting:1,
+ ll_xattr_cache_enabled:1;
struct list_head ll_conn_chain; /* per-conn chain of SBs */
struct lustre_client_ocd ll_lco;
#if BITS_PER_LONG == 32
return 1;
#else
- return unlikely(is_compat_task() || (sbi->ll_flags & LL_SBI_32BIT_API));
+ return unlikely(
+#ifdef CONFIG_COMPAT
+ is_compat_task() ||
+#endif
+ (sbi->ll_flags & LL_SBI_32BIT_API)
+ );
#endif
}
void lprocfs_unregister_mountpoint(struct ll_sb_info *sbi);
void ll_stats_ops_tally(struct ll_sb_info *sbi, int op, int count);
void lprocfs_llite_init_vars(struct lprocfs_static_vars *lvars);
+void ll_rw_stats_tally(struct ll_sb_info *sbi, pid_t pid,
+ struct ll_file_data *file, loff_t pos,
+ size_t count, int rw);
#else
static inline int lprocfs_register_mountpoint(struct proc_dir_entry *parent,
struct super_block *sb, char *osc, char *mdc){return 0;}
static inline void lprocfs_unregister_mountpoint(struct ll_sb_info *sbi) {}
-static void ll_stats_ops_tally(struct ll_sb_info *sbi, int op, int count) {}
-static void lprocfs_llite_init_vars(struct lprocfs_static_vars *lvars)
+static inline
+void ll_stats_ops_tally(struct ll_sb_info *sbi, int op, int count) {}
+static inline void lprocfs_llite_init_vars(struct lprocfs_static_vars *lvars)
{
memset(lvars, 0, sizeof(*lvars));
}
+static inline void ll_rw_stats_tally(struct ll_sb_info *sbi, pid_t pid,
+ struct ll_file_data *file, loff_t pos,
+ size_t count, int rw) {}
#endif
extern int ll_have_md_lock(struct inode *inode, __u64 *bits,
ldlm_mode_t l_req_mode);
extern ldlm_mode_t ll_take_md_lock(struct inode *inode, __u64 bits,
- struct lustre_handle *lockh, __u64 flags);
+ struct lustre_handle *lockh, __u64 flags,
+ ldlm_mode_t mode);
int __ll_inode_revalidate_it(struct dentry *, struct lookup_intent *,
__u64 bits);
int ll_revalidate_nd(struct dentry *dentry, unsigned int flags);
struct md_open_data **mod);
void ll_pack_inode2opdata(struct inode *inode, struct md_op_data *op_data,
struct lustre_handle *fh);
-extern void ll_rw_stats_tally(struct ll_sb_info *sbi, pid_t pid,
- struct ll_file_data *file, loff_t pos,
- size_t count, int rw);
int ll_getattr_it(struct vfsmount *mnt, struct dentry *de,
struct lookup_intent *it, struct kstat *stat);
int ll_getattr(struct vfsmount *mnt, struct dentry *de, struct kstat *stat);
int ll_put_grouplock(struct inode *inode, struct file *file, unsigned long arg);
int ll_fid2path(struct inode *inode, void *arg);
int ll_data_version(struct inode *inode, __u64 *data_version, int extent_lock);
+int ll_hsm_release(struct inode *inode);
struct obd_client_handle *ll_lease_open(struct inode *inode, struct file *file,
- fmode_t mode);
+ fmode_t mode, __u64 flags);
int ll_lease_close(struct obd_client_handle *och, struct inode *inode,
bool *lease_broken);
struct inode *ll_inode_from_resource_lock(struct ldlm_lock *lock);
struct inode *ll_inode_from_lock(struct ldlm_lock *lock);
void ll_clear_inode(struct inode *inode);
-int ll_setattr_raw(struct dentry *dentry, struct iattr *attr);
+int ll_setattr_raw(struct dentry *dentry, struct iattr *attr, bool hsm_import);
int ll_setattr(struct dentry *de, struct iattr *attr);
int ll_statfs(struct dentry *de, struct kstatfs *sfs);
int ll_statfs_internal(struct super_block *sb, struct obd_statfs *osfs,
int ll_layout_refresh(struct inode *inode, __u32 *gen);
int ll_layout_restore(struct inode *inode);
+int ll_xattr_init(void);
+void ll_xattr_fini(void);
+
#endif /* LLITE_INTERNAL_H */