[XFS] kill the v_number member in struct bhv_vnode
It's entirely unused except for ignored arguments in the mrlock
initialization, so remove it.
SGI-PV: 969608
SGI-Modid: xfs-linux-melb:xfs-kern:29499a
Signed-off-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
diff --git a/fs/xfs/linux-2.6/xfs_vnode.c b/fs/xfs/linux-2.6/xfs_vnode.c
index 9d9464c..b7ff267 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.c
+++ b/fs/xfs/linux-2.6/xfs_vnode.c
@@ -31,8 +31,6 @@
#include "xfs_ag.h"
#include "xfs_mount.h"
-uint64_t vn_generation; /* vnode generation number */
-DEFINE_SPINLOCK(vnumber_lock);
/*
* Dedicated vnode inactive/reclaim sync semaphores.
@@ -95,12 +93,6 @@
XFS_STATS_INC(vn_active);
XFS_STATS_INC(vn_alloc);
- spin_lock(&vnumber_lock);
- if (!++vn_generation) /* v_number shouldn't be zero */
- vn_generation++;
- vp->v_number = vn_generation;
- spin_unlock(&vnumber_lock);
-
ASSERT(VN_CACHED(vp) == 0);
return vp;
diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/linux-2.6/xfs_vnode.h
index 2b16136..a5c14a8 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.h
+++ b/fs/xfs/linux-2.6/xfs_vnode.h
@@ -28,7 +28,6 @@
typedef __u64 bhv_vnumber_t;
typedef struct bhv_vnode {
- bhv_vnumber_t v_number; /* in-core vnode number */
struct inode v_inode; /* Linux inode */
/* inode MUST be last */
} bhv_vnode_t;
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index 001cec7..03f32c6 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -421,8 +421,8 @@
bhv_vnode_t *vp)
{
mrlock_init(&ip->i_lock, MRLOCK_ALLOW_EQUAL_PRI|MRLOCK_BARRIER,
- "xfsino", (long)vp->v_number);
- mrlock_init(&ip->i_iolock, MRLOCK_BARRIER, "xfsio", vp->v_number);
+ "xfsino", ip->i_ino);
+ mrlock_init(&ip->i_iolock, MRLOCK_BARRIER, "xfsio", ip->i_ino);
init_waitqueue_head(&ip->i_ipin_wait);
atomic_set(&ip->i_pincount, 0);
initnsema(&ip->i_flock, 1, "xfsfino");