[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>
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@ -31,8 +31,6 @@
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#include "xfs_ag.h"
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#include "xfs_mount.h"
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uint64_t vn_generation; /* vnode generation number */
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DEFINE_SPINLOCK(vnumber_lock);
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/*
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* Dedicated vnode inactive/reclaim sync semaphores.
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@ -95,12 +93,6 @@ vn_initialize(
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XFS_STATS_INC(vn_active);
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XFS_STATS_INC(vn_alloc);
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spin_lock(&vnumber_lock);
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if (!++vn_generation) /* v_number shouldn't be zero */
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vn_generation++;
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vp->v_number = vn_generation;
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spin_unlock(&vnumber_lock);
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ASSERT(VN_CACHED(vp) == 0);
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return vp;
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@ -28,7 +28,6 @@ typedef struct dentry bhv_vname_t;
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typedef __u64 bhv_vnumber_t;
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typedef struct bhv_vnode {
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bhv_vnumber_t v_number; /* in-core vnode number */
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struct inode v_inode; /* Linux inode */
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/* inode MUST be last */
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} bhv_vnode_t;
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@ -421,8 +421,8 @@ xfs_inode_lock_init(
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bhv_vnode_t *vp)
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{
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mrlock_init(&ip->i_lock, MRLOCK_ALLOW_EQUAL_PRI|MRLOCK_BARRIER,
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"xfsino", (long)vp->v_number);
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mrlock_init(&ip->i_iolock, MRLOCK_BARRIER, "xfsio", vp->v_number);
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"xfsino", ip->i_ino);
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mrlock_init(&ip->i_iolock, MRLOCK_BARRIER, "xfsio", ip->i_ino);
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init_waitqueue_head(&ip->i_ipin_wait);
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atomic_set(&ip->i_pincount, 0);
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initnsema(&ip->i_flock, 1, "xfsfino");
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