#include <lclient.h>
#include <lustre_mdc.h>
#include <linux/lustre_intent.h>
+#include <linux/compat.h>
#ifndef FMODE_EXEC
#define FMODE_EXEC 0
LLIF_SRVLOCK = (1 << 5),
/* File data is modified. */
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.
/* default to about 40meg of readahead on a given system. That much tied
* up in 512k readahead requests serviced at 40ms each is about 1GB/s. */
-#define SBI_DEFAULT_READAHEAD_MAX (40UL << (20 - CFS_PAGE_SHIFT))
+#define SBI_DEFAULT_READAHEAD_MAX (40UL << (20 - PAGE_CACHE_SHIFT))
/* default to read-ahead full files smaller than 2MB on the second read */
-#define SBI_DEFAULT_READAHEAD_WHOLE_MAX (2UL << (20 - CFS_PAGE_SHIFT))
+#define SBI_DEFAULT_READAHEAD_WHOLE_MAX (2UL << (20 - PAGE_CACHE_SHIFT))
enum ra_stat {
RA_STAT_HIT = 0,
#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;
- int ll_umounting:1;
+ unsigned int ll_umounting:1,
+ ll_xattr_cache_enabled:1;
cfs_list_t ll_conn_chain; /* per-conn chain of SBs */
struct lustre_client_ocd ll_lco;
* clustred nfs */
struct rmtacl_ctl_table ll_rct;
struct eacl_table ll_et;
+ __kernel_fsid_t ll_fsid;
};
#define LL_DEFAULT_MAX_RW_CHUNK (32 * 1024 * 1024)
unsigned long ras_consecutive_stride_requests;
};
-extern cfs_mem_cache_t *ll_file_data_slab;
+extern struct kmem_cache *ll_file_data_slab;
struct lustre_handle;
struct ll_file_data {
- struct ll_readahead_state fd_ras;
- int fd_omode;
- struct ccc_grouplock fd_grouplock;
+ struct ll_readahead_state fd_ras;
+ struct ccc_grouplock fd_grouplock;
__u64 lfd_pos;
- __u32 fd_flags;
- struct file *fd_file;
+ __u32 fd_flags;
+ fmode_t fd_omode;
+ /* openhandle if lease exists for this file.
+ * Borrow lli->lli_och_mutex to protect assignment */
+ struct obd_client_handle *fd_lease_och;
+ struct obd_client_handle *fd_och;
+ struct file *fd_file;
/* Indicate whether need to report failure when close.
* true: failure is known, not report again.
* false: unknown failure, should report. */
#if BITS_PER_LONG == 32
return 1;
#else
- return unlikely(cfs_curproc_is_32bit() || (sbi->ll_flags & LL_SBI_32BIT_API));
+ return unlikely(
+#ifdef CONFIG_COMPAT
+ is_compat_task() ||
+#endif
+ (sbi->ll_flags & LL_SBI_32BIT_API)
+ );
#endif
}
#define LLAP_MAGIC 98764321
-extern cfs_mem_cache_t *ll_async_page_slab;
+extern struct kmem_cache *ll_async_page_slab;
extern size_t ll_async_page_slab_size;
void ll_ra_read_in(struct file *f, struct ll_ra_read *rar);
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);
#ifdef HAVE_IOP_ATOMIC_OPEN
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, __u64 flags);
+int ll_lease_close(struct obd_client_handle *och, struct inode *inode,
+ bool *lease_broken);
/* llite/dcache.c */
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_iocontrol(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg);
int ll_flush_ctx(struct inode *inode);
-#ifdef HAVE_UMOUNTBEGIN_VFSMOUNT
-void ll_umount_begin(struct vfsmount *vfsmnt, int flags);
-#else
void ll_umount_begin(struct super_block *sb);
-#endif
int ll_remount_fs(struct super_block *sb, int *flags, char *data);
#ifdef HAVE_SUPEROPS_USE_DENTRY
int ll_show_options(struct seq_file *seq, struct dentry *dentry);
#else
int ll_show_options(struct seq_file *seq, struct vfsmount *vfs);
#endif
-void ll_dirty_page_discard_warn(cfs_page_t *page, int ioret);
+void ll_dirty_page_discard_warn(struct page *page, int ioret);
int ll_prep_inode(struct inode **inode, struct ptlrpc_request *req,
struct super_block *, struct lookup_intent *);
void lustre_dump_dentry(struct dentry *, int recur);
/* llite/llite_nfs.c */
extern struct export_operations lustre_export_operations;
__u32 get_uuid2int(const char *name, int len);
+void get_uuid2fsid(const char *name, int len, __kernel_fsid_t *fsid);
struct inode *search_inode_for_lustre(struct super_block *sb,
const struct lu_fid *fid);
/**
* locked page returned from vvp_io
*/
- cfs_page_t *ft_vmpage;
-#ifndef HAVE_VM_OP_FAULT
- struct vm_nopage_api {
- /**
- * Virtual address at which fault occurred.
- */
- unsigned long ft_address;
- /**
- * Fault type, as to be supplied to
- * filemap_nopage().
- */
- int *ft_type;
- } nopage;
-#else
+ struct page *ft_vmpage;
struct vm_fault_api {
/**
* kernel fault info
*/
unsigned int ft_flags;
} fault;
-#endif
} fault;
} u;
/**
union {
struct {
-#ifndef HAVE_FILE_WRITEV
struct kiocb *via_iocb;
-#endif
struct iovec *via_iov;
unsigned long via_nrsegs;
} normal;
if (mapping == NULL)
return;
- ll_teardown_mmaps(mapping, offset, offset + CFS_PAGE_SIZE);
+ ll_teardown_mmaps(mapping, offset, offset + PAGE_CACHE_SIZE);
truncate_complete_page(mapping, vmpage);
}
int ll_removexattr(struct dentry *dentry, const char *name);
/* llite/remote_perm.c */
-extern cfs_mem_cache_t *ll_remote_perm_cachep;
-extern cfs_mem_cache_t *ll_rmtperm_hash_cachep;
+extern struct kmem_cache *ll_remote_perm_cachep;
+extern struct kmem_cache *ll_rmtperm_hash_cachep;
cfs_hlist_head_t *alloc_rmtperm_hash(void);
void free_rmtperm_hash(cfs_hlist_head_t *hash);
int ll_layout_conf(struct inode *inode, const struct cl_object_conf *conf);
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 */