ceph: use i_ceph_lock instead of i_lock

[pandora-kernel.git] / fs / ceph / super.h

diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 01bf189..edcbf37 100644 (file)
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -220,7 +220,7 @@ struct ceph_dentry_info {
  * The locking for D_COMPLETE is a bit odd:
  *  - we can clear it at almost any time (see ceph_d_prune)
  *  - it is only meaningful if:
- *    - we hold dir inode i_lock
+ *    - we hold dir inode i_ceph_lock
  *    - we hold dir FILE_SHARED caps
  *    - the dentry D_COMPLETE is set
  */
@@ -250,6 +250,8 @@ struct ceph_inode_xattrs_info {
 struct ceph_inode_info {
        struct ceph_vino i_vino;   /* ceph ino + snap */
 
+       spinlock_t i_ceph_lock;
+
        u64 i_version;
        u32 i_time_warp_seq;
 
@@ -271,7 +273,7 @@ struct ceph_inode_info {
 
        struct ceph_inode_xattrs_info i_xattrs;
 
-       /* capabilities.  protected _both_ by i_lock and cap->session's
+       /* capabilities.  protected _both_ by i_ceph_lock and cap->session's
         * s_mutex. */
        struct rb_root i_caps;           /* cap list */
        struct ceph_cap *i_auth_cap;     /* authoritative cap, if any */
@@ -437,18 +439,18 @@ static inline void ceph_i_clear(struct inode *inode, unsigned mask)
 {
        struct ceph_inode_info *ci = ceph_inode(inode);
 
-       spin_lock(&inode->i_lock);
+       spin_lock(&ci->i_ceph_lock);
        ci->i_ceph_flags &= ~mask;
-       spin_unlock(&inode->i_lock);
+       spin_unlock(&ci->i_ceph_lock);
 }
 
 static inline void ceph_i_set(struct inode *inode, unsigned mask)
 {
        struct ceph_inode_info *ci = ceph_inode(inode);
 
-       spin_lock(&inode->i_lock);
+       spin_lock(&ci->i_ceph_lock);
        ci->i_ceph_flags |= mask;
-       spin_unlock(&inode->i_lock);
+       spin_unlock(&ci->i_ceph_lock);
 }
 
 static inline bool ceph_i_test(struct inode *inode, unsigned mask)
@@ -456,9 +458,9 @@ static inline bool ceph_i_test(struct inode *inode, unsigned mask)
        struct ceph_inode_info *ci = ceph_inode(inode);
        bool r;
 
-       spin_lock(&inode->i_lock);
+       spin_lock(&ci->i_ceph_lock);
        r = (ci->i_ceph_flags & mask) == mask;
-       spin_unlock(&inode->i_lock);
+       spin_unlock(&ci->i_ceph_lock);
        return r;
 }
 
@@ -508,9 +510,9 @@ extern int __ceph_caps_issued_other(struct ceph_inode_info *ci,
 static inline int ceph_caps_issued(struct ceph_inode_info *ci)
 {
        int issued;
-       spin_lock(&ci->vfs_inode.i_lock);
+       spin_lock(&ci->i_ceph_lock);
        issued = __ceph_caps_issued(ci, NULL);
-       spin_unlock(&ci->vfs_inode.i_lock);
+       spin_unlock(&ci->i_ceph_lock);
        return issued;
 }
 
@@ -518,9 +520,9 @@ static inline int ceph_caps_issued_mask(struct ceph_inode_info *ci, int mask,
                                        int touch)
 {
        int r;
-       spin_lock(&ci->vfs_inode.i_lock);
+       spin_lock(&ci->i_ceph_lock);
        r = __ceph_caps_issued_mask(ci, mask, touch);
-       spin_unlock(&ci->vfs_inode.i_lock);
+       spin_unlock(&ci->i_ceph_lock);
        return r;
 }
 
@@ -743,10 +745,9 @@ extern int ceph_add_cap(struct inode *inode,
 extern void __ceph_remove_cap(struct ceph_cap *cap);
 static inline void ceph_remove_cap(struct ceph_cap *cap)
 {
-       struct inode *inode = &cap->ci->vfs_inode;
-       spin_lock(&inode->i_lock);
+       spin_lock(&cap->ci->i_ceph_lock);
        __ceph_remove_cap(cap);
-       spin_unlock(&inode->i_lock);
+       spin_unlock(&cap->ci->i_ceph_lock);
 }
 extern void ceph_put_cap(struct ceph_mds_client *mdsc,
                         struct ceph_cap *cap);