ceph: add inline data to pagecache

Request reply and cap message can contain inline data. add inline data
to the page cache if there is Fc cap.

Signed-off-by: Yan, Zheng <zyan@redhat.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index fc1c8255dead..b0de9162758b 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -253,6 +253,7 @@ struct ceph_inode_info {
         spinlock_t i_ceph_lock;
 
         u64 i_version;
+        u64 i_inline_version;
         u32 i_time_warp_seq;
 
         unsigned i_ceph_flags;
@@ -858,7 +859,7 @@ extern int ceph_encode_dentry_release(void **p, struct dentry *dn,
                                       int mds, int drop, int unless);
 
 extern int ceph_get_caps(struct ceph_inode_info *ci, int need, int want,
-                         int *got, loff_t endoff);
+                         loff_t endoff, int *got, struct page **pinned_page);
 
 /* for counting open files by mode */
 static inline void __ceph_get_fmode(struct ceph_inode_info *ci, int mode)
@@ -880,6 +881,8 @@ extern int ceph_atomic_open(struct inode *dir, struct dentry *dentry,
                             struct file *file, unsigned flags, umode_t mode,
                             int *opened);
 extern int ceph_release(struct inode *inode, struct file *filp);
+extern void ceph_fill_inline_data(struct inode *inode, struct page *locked_page,
+                                  char *data, size_t len);
 
 /* dir.c */
 extern const struct file_operations ceph_dir_fops;