*/
/*
* This file is part of Lustre, http://www.lustre.org/
- * Lustre is a trademark of Sun Microsystems, Inc.
*/
#ifndef LLITE_INTERNAL_H
#define LLITE_INTERNAL_H
#include <obd.h>
#include <lustre_disk.h> /* for s2sbi */
-#include <lustre_eacl.h>
#include <lustre_linkea.h>
/* for struct cl_lock_descr and struct cl_io */
__u64 lli_open_fd_read_count;
__u64 lli_open_fd_write_count;
__u64 lli_open_fd_exec_count;
+
+ /* Number of times this inode was opened */
+ u64 lli_open_fd_count;
+ /* When last close was performed on this inode */
+ ktime_t lli_close_fd_time;
+
/* Protects access to och pointers and their usage counters */
struct mutex lli_och_mutex;
LLIF_UPDATE_ATIME = 4,
/* foreign file/dir can be unlinked unconditionnaly */
LLIF_FOREIGN_REMOVABLE = 5,
+ /* setting encryption context in progress */
+ LLIF_SET_ENC_CTX = 6,
};
-static inline void ll_file_set_flag(struct ll_inode_info *lli,
- enum ll_file_flags flag)
-{
- set_bit(flag, &lli->lli_flags);
-}
-
-static inline void ll_file_clear_flag(struct ll_inode_info *lli,
- enum ll_file_flags flag)
-{
- clear_bit(flag, &lli->lli_flags);
-}
-
-static inline bool ll_file_test_flag(struct ll_inode_info *lli,
- enum ll_file_flags flag)
-{
- return test_bit(flag, &lli->lli_flags);
-}
-
-static inline bool ll_file_test_and_clear_flag(struct ll_inode_info *lli,
- enum ll_file_flags flag)
-{
- return test_and_clear_bit(flag, &lli->lli_flags);
-}
-
int ll_xattr_cache_destroy(struct inode *inode);
int ll_xattr_cache_get(struct inode *inode,
#define LL_SBI_FOREIGN_SYMLINK 0x20000000 /* foreign fake-symlink support */
/* foreign fake-symlink upcall registered */
#define LL_SBI_FOREIGN_SYMLINK_UPCALL 0x40000000
+#define LL_SBI_PARALLEL_DIO 0x80000000 /* parallel (async) submission of
+ RPCs for DIO */
#define LL_SBI_FLAGS { \
"nolck", \
"checksum", \
"noencrypt", \
"foreign_symlink", \
"foreign_symlink_upcall", \
+ "parallel_dio", \
}
/* This is embedded into llite super-blocks to keep track of connect
unsigned int ll_heat_decay_weight;
unsigned int ll_heat_period_second;
+ /* Opens of the same inode before we start requesting open lock */
+ u32 ll_oc_thrsh_count;
+
+ /* Time in ms between last inode close and next open to be considered
+ * instant back to back and would trigger an open lock request
+ */
+ u32 ll_oc_thrsh_ms;
+
+ /* Time in ms after last file close that we no longer count prior opens*/
+ u32 ll_oc_max_ms;
+
/* filesystem fsname */
char ll_fsname[LUSTRE_MAXFSNAME + 1];
#define SBI_DEFAULT_HEAT_DECAY_WEIGHT ((80 * 256 + 50) / 100)
#define SBI_DEFAULT_HEAT_PERIOD_SECOND (60)
+
+#define SBI_DEFAULT_OPENCACHE_THRESHOLD_COUNT (5)
+#define SBI_DEFAULT_OPENCACHE_THRESHOLD_MS (100) /* 0.1 second */
+#define SBI_DEFAULT_OPENCACHE_THRESHOLD_MAX_MS (60000) /* 1 minute */
+
/*
* per file-descriptor read-ahead data.
*/
return !!(sbi->ll_flags & LL_SBI_FOREIGN_SYMLINK);
}
+static inline bool ll_sbi_has_parallel_dio(struct ll_sb_info *sbi)
+{
+ return !!(sbi->ll_flags & LL_SBI_PARALLEL_DIO);
+}
+
void ll_ras_enter(struct file *f, loff_t pos, size_t count);
/* llite/lcommon_misc.c */
LPROC_LL_REMOVEXATTR,
LPROC_LL_INODE_PERM,
LPROC_LL_FALLOCATE,
+ LPROC_LL_INODE_OCOUNT,
+ LPROC_LL_INODE_OPCLTM,
LPROC_LL_FILE_OPCODES
};
int ll_file_release(struct inode *inode, struct file *file);
int ll_release_openhandle(struct dentry *, struct lookup_intent *);
int ll_md_real_close(struct inode *inode, fmode_t fmode);
+void ll_track_file_opens(struct inode *inode);
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_get_fid_by_name(struct inode *parent, const char *name,
int namelen, struct lu_fid *fid, struct inode **inode);
int ll_inode_permission(struct inode *inode, int mask);
-int ll_ioctl_check_project(struct inode *inode, struct fsxattr *fa);
+int ll_ioctl_check_project(struct inode *inode, __u32 xflags, __u32 projid);
int ll_ioctl_fsgetxattr(struct inode *inode, unsigned int cmd,
unsigned long arg);
int ll_ioctl_fssetxattr(struct inode *inode, unsigned int cmd,
unsigned long arg);
+int ll_ioctl_project(struct file *file, unsigned int cmd,
+ unsigned long arg);
int ll_lov_setstripe_ea_info(struct inode *inode, struct dentry *dentry,
__u64 flags, struct lov_user_md *lum,
int ll_update_inode(struct inode *inode, struct lustre_md *md);
void ll_update_inode_flags(struct inode *inode, unsigned int ext_flags);
int ll_read_inode2(struct inode *inode, void *opaque);
+void ll_truncate_inode_pages_final(struct inode *inode);
void ll_delete_inode(struct inode *inode);
int ll_iocontrol(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg);
int ll_remount_fs(struct super_block *sb, int *flags, char *data);
int ll_show_options(struct seq_file *seq, struct dentry *dentry);
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 *);
+int ll_prep_inode(struct inode **inode, struct req_capsule *pill,
+ struct super_block *sb, struct lookup_intent *it);
int ll_obd_statfs(struct inode *inode, void __user *arg);
int ll_get_max_mdsize(struct ll_sb_info *sbi, int *max_mdsize);
int ll_get_default_mdsize(struct ll_sb_info *sbi, int *default_mdsize);
void ll_compute_rootsquash_state(struct ll_sb_info *sbi);
ssize_t ll_copy_user_md(const struct lov_user_md __user *md,
struct lov_user_md **kbuf);
-void ll_open_cleanup(struct super_block *sb, struct ptlrpc_request *open_req);
+void ll_open_cleanup(struct super_block *sb, struct req_capsule *pill);
void ll_dom_finish_open(struct inode *inode, struct ptlrpc_request *req);
* is not a hidden one */
unsigned int sai_skip_hidden;/* skipped hidden dentry count
*/
- unsigned int sai_ls_all:1, /* "ls -al", do stat-ahead for
+ unsigned int sai_ls_all:1; /* "ls -al", do stat-ahead for
* hidden entries */
- sai_in_readpage:1;/* statahead is in readdir()*/
wait_queue_head_t sai_waitq; /* stat-ahead wait queue */
struct task_struct *sai_task; /* stat-ahead thread */
struct task_struct *sai_agl_task; /* AGL thread */
- struct list_head sai_interim_entries; /* entries which got async
- * stat reply, but not
- * instantiated */
struct list_head sai_entries; /* completed entries */
struct list_head sai_agls; /* AGLs to be sent */
struct list_head sai_cache[LL_SA_CACHE_SIZE];
git://git.whamcloud.com / fs / lustre-release.git / blobdiff