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@@ -688,6 +688,8 @@ static const struct nilfs_bmap_ptr_operations nilfs_bmap_ptr_ops_gc = {
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.bpop_translate = NULL,
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};
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+static struct lock_class_key nilfs_bmap_dat_lock_key;
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+
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/**
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* nilfs_bmap_read - read a bmap from an inode
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* @bmap: bmap
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@@ -715,6 +717,7 @@ int nilfs_bmap_read(struct nilfs_bmap *bmap, struct nilfs_inode *raw_inode)
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bmap->b_pops = &nilfs_bmap_ptr_ops_p;
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bmap->b_last_allocated_key = 0; /* XXX: use macro */
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bmap->b_last_allocated_ptr = NILFS_BMAP_NEW_PTR_INIT;
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+ lockdep_set_class(&bmap->b_sem, &nilfs_bmap_dat_lock_key);
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break;
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case NILFS_CPFILE_INO:
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case NILFS_SUFILE_INO:
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@@ -772,6 +775,7 @@ void nilfs_bmap_init_gcdat(struct nilfs_bmap *gcbmap, struct nilfs_bmap *bmap)
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{
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memcpy(gcbmap, bmap, sizeof(union nilfs_bmap_union));
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init_rwsem(&gcbmap->b_sem);
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+ lockdep_set_class(&bmap->b_sem, &nilfs_bmap_dat_lock_key);
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gcbmap->b_inode = &NILFS_BMAP_I(gcbmap)->vfs_inode;
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}
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@@ -779,5 +783,6 @@ void nilfs_bmap_commit_gcdat(struct nilfs_bmap *gcbmap, struct nilfs_bmap *bmap)
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{
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memcpy(bmap, gcbmap, sizeof(union nilfs_bmap_union));
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init_rwsem(&bmap->b_sem);
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+ lockdep_set_class(&bmap->b_sem, &nilfs_bmap_dat_lock_key);
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bmap->b_inode = &NILFS_BMAP_I(bmap)->vfs_inode;
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}
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