[GFS2] Remove unneeded i_spin
This patch removes a vestigial variable "i_spin" from the gfs2_inode structure. This not only saves us memory (>300000 of these in memory for the oom test) it also saves us time because we don't have to spend time initializing it (i.e. slightly better performance). Signed-off-by: Bob Peterson <rpeterso@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
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@ -267,7 +267,6 @@ struct gfs2_inode {
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struct gfs2_alloc *i_alloc;
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u64 i_last_rg_alloc;
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spinlock_t i_spin;
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struct rw_semaphore i_rw_mutex;
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};
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@ -29,7 +29,6 @@ static void gfs2_init_inode_once(struct kmem_cache *cachep, void *foo)
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struct gfs2_inode *ip = foo;
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inode_init_once(&ip->i_inode);
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spin_lock_init(&ip->i_spin);
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init_rwsem(&ip->i_rw_mutex);
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ip->i_alloc = NULL;
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}
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