18 static struct buffer_head *affs_get_extblock_slow(struct inode *inode, u32 ext);
117 affs_alloc_extblock(struct inode *inode, struct buffer_head *bh, u32 ext)  in affs_alloc_extblock()  argument
155 affs_get_extblock(struct inode *inode, u32 ext)  in affs_get_extblock()  argument
159 	if (ext == AFFS_I(inode)->i_ext_last)  in affs_get_extblock()
163 		bh = affs_get_extblock_slow(inode, ext);  in affs_get_extblock()
169 affs_get_extblock_slow(struct inode *inode, u32 ext)  in affs_get_extblock_slow()  argument
177 	if (ext == AFFS_I(inode)->i_ext_last + 1) {  in affs_get_extblock_slow()
181 		if (ext < AFFS_I(inode)->i_extcnt)  in affs_get_extblock_slow()
183 		BUG_ON(ext > AFFS_I(inode)->i_extcnt);  in affs_get_extblock_slow()
184 		bh = affs_alloc_extblock(inode, bh, ext);  in affs_get_extblock_slow()
190 	if (ext == 0) {  in affs_get_extblock_slow()
196 	if (ext >= AFFS_I(inode)->i_extcnt) {  in affs_get_extblock_slow()
200 		BUG_ON(ext > AFFS_I(inode)->i_extcnt);  in affs_get_extblock_slow()
203 		prev_bh = affs_get_extblock(inode, ext - 1);  in affs_get_extblock_slow()
206 		bh = affs_alloc_extblock(inode, prev_bh, ext);  in affs_get_extblock_slow()
215 	lc_idx = ext >> AFFS_I(inode)->i_lc_shift;  in affs_get_extblock_slow()
216 	lc_off = ext & AFFS_I(inode)->i_lc_mask;  in affs_get_extblock_slow()
234 	ac_idx = (ext - lc_idx - 1) & AFFS_AC_MASK;  in affs_get_extblock_slow()
235 	if (AFFS_I(inode)->i_ac[ac_idx].ext == ext) {  in affs_get_extblock_slow()
241 	tmp = ext;  in affs_get_extblock_slow()
245 		if (AFFS_I(inode)->i_ac[idx].ext == tmp) {  in affs_get_extblock_slow()
263 	} while (tmp < ext);  in affs_get_extblock_slow()
268 	AFFS_I(inode)->i_ac[ac_idx].ext = ext;  in affs_get_extblock_slow()
282 	AFFS_I(inode)->i_ext_last = ext;  in affs_get_extblock_slow()
298 	u32			 ext;  in affs_get_block()  local
314 	ext = (u32)block / AFFS_SB(sb)->s_hashsize;  in affs_get_block()
315 	block -= ext * AFFS_SB(sb)->s_hashsize;  in affs_get_block()
316 	ext_bh = affs_get_extblock(inode, ext);  in affs_get_block()
837 	u32 ext, ext_key;  in affs_truncate()  local
847 	ext = 0;  in affs_truncate()
850 		ext = last_blk / AFFS_SB(sb)->s_hashsize;  in affs_truncate()
871 	ext_bh = affs_get_extblock(inode, ext);  in affs_truncate()
875 			     ext, PTR_ERR(ext_bh));  in affs_truncate()
880 		i = (ext + 1) >> AFFS_I(inode)->i_lc_shift;  in affs_truncate()
888 			if (AFFS_I(inode)->i_ac[i].ext >= ext)  in affs_truncate()
889 				AFFS_I(inode)->i_ac[i].ext = 0;  in affs_truncate()
916 		AFFS_I(inode)->i_extcnt = ext + 1;  in affs_truncate()
923 					     ext, PTR_ERR(bh));  in affs_truncate()