fs/ceph/xattr.c

582 	p = &ci->i_xattrs.index.rb_node;
631 		ci->i_xattrs.count++;
632 		doutc(cl, "count=%d\n", ci->i_xattrs.count);
643 		ci->i_xattrs.names_size -= xattr->name_len;
644 		ci->i_xattrs.vals_size -= xattr->val_len;
646 	ci->i_xattrs.names_size += name_len;
647 	ci->i_xattrs.vals_size += val_len;
659 		rb_insert_color(&xattr->node, &ci->i_xattrs.index);
681 	p = &ci->i_xattrs.index.rb_node;
724 	rb_erase(&xattr->node, &ci->i_xattrs.index);
731 	ci->i_xattrs.names_size -= xattr->name_len;
732 	ci->i_xattrs.vals_size -= xattr->val_len;
733 	ci->i_xattrs.count--;
746 	p = rb_first(&ci->i_xattrs.index);
747 	doutc(cl, "count=%d\n", ci->i_xattrs.count);
755 		      xattr->name_len, ci->i_xattrs.names_size);
770 	p = rb_first(&ci->i_xattrs.index);
779 		rb_erase(tmp, &ci->i_xattrs.index);
784 	ci->i_xattrs.names_size = 0;
785 	ci->i_xattrs.vals_size = 0;
786 	ci->i_xattrs.index_version = 0;
787 	ci->i_xattrs.count = 0;
788 	ci->i_xattrs.index = RB_ROOT;
808 	      ci->i_xattrs.blob ? (int)ci->i_xattrs.blob->vec.iov_len : 0);
810 	if (ci->i_xattrs.index_version >= ci->i_xattrs.version)
817 	if (ci->i_xattrs.blob && ci->i_xattrs.blob->vec.iov_len > 4) {
818 		p = ci->i_xattrs.blob->vec.iov_base;
819 		end = p + ci->i_xattrs.blob->vec.iov_len;
821 		xattr_version = ci->i_xattrs.version;
838 		if (ci->i_xattrs.version != xattr_version) {
864 	ci->i_xattrs.index_version = ci->i_xattrs.version;
865 	ci->i_xattrs.dirty = false;
876 	ci->i_xattrs.names_size = 0;
889 	int size = 4 + ci->i_xattrs.count*(4 + 4) +
890 			     ci->i_xattrs.names_size +
891 			     ci->i_xattrs.vals_size;
892 	doutc(cl, "c=%d names.size=%d vals.size=%d\n", ci->i_xattrs.count,
893 	      ci->i_xattrs.names_size, ci->i_xattrs.vals_size);
903  * and swap into place.  It returns the old i_xattrs.blob (or NULL) so
917 	if (ci->i_xattrs.dirty) {
920 		BUG_ON(need > ci->i_xattrs.prealloc_blob->alloc_len);
922 		p = rb_first(&ci->i_xattrs.index);
923 		dest = ci->i_xattrs.prealloc_blob->vec.iov_base;
925 		ceph_encode_32(&dest, ci->i_xattrs.count);
940 		ci->i_xattrs.prealloc_blob->vec.iov_len =
941 			dest - ci->i_xattrs.prealloc_blob->vec.iov_base;
943 		if (ci->i_xattrs.blob)
944 			old_blob = ci->i_xattrs.blob;
945 		ci->i_xattrs.blob = ci->i_xattrs.prealloc_blob;
946 		ci->i_xattrs.prealloc_blob = NULL;
947 		ci->i_xattrs.dirty = false;
948 		ci->i_xattrs.version++;
1014 	      ceph_vinop(inode), name, ci->i_xattrs.version,
1015 	      ci->i_xattrs.index_version);
1017 	if (ci->i_xattrs.version == 0 ||
1076 	      ceph_vinop(inode), ci->i_xattrs.version,
1077 	      ci->i_xattrs.index_version);
1079 	if (ci->i_xattrs.version == 0 ||
1093 	namelen = ci->i_xattrs.names_size + ci->i_xattrs.count;
1166 	doutc(cl, "xattr.ver (before): %lld\n", ci->i_xattrs.version);
1169 	doutc(cl, "xattr.ver (after): %lld\n", ci->i_xattrs.version);
1237 	if ((ci->i_xattrs.version == 0) || !(issued & CEPH_CAP_XATTR_EXCL) ||
1240 		      ci->i_xattrs.version, required_blob_size,
1259 	if (!ci->i_xattrs.prealloc_blob ||
1260 	    required_blob_size > ci->i_xattrs.prealloc_blob->alloc_len) {
1272 		if (ci->i_xattrs.prealloc_blob)
1273 			old_blob = ci->i_xattrs.prealloc_blob;
1274 		ci->i_xattrs.prealloc_blob = blob;
1284 		ci->i_xattrs.dirty = true;
1370 	      !(ci->i_xattrs.version > 0 &&