fs/jfs/jfs_extent.c

54  *	ip	- the inode of the file.
70 extAlloc(struct inode *ip, s64 xlen, s64 pno, xad_t * xp, bool abnr)
72 	struct jfs_sb_info *sbi = JFS_SBI(ip->i_sb);
78 	txBeginAnon(ip->i_sb);
81 	mutex_lock(&JFS_IP(ip)->commit_mutex);
122 	if ((rc = extBalloc(ip, hint ? hint : INOHINT(ip), &nxlen, &nxaddr))) {
123 		mutex_unlock(&JFS_IP(ip)->commit_mutex);
128 	rc = dquot_alloc_block(ip, nxlen);
130 		dbFree(ip, nxaddr, (s64) nxlen);
131 		mutex_unlock(&JFS_IP(ip)->commit_mutex);
143 		rc = xtExtend(0, ip, xoff, (int) nxlen, 0);
145 		rc = xtInsert(0, ip, xflag, xoff, (int) nxlen, &nxaddr, 0);
151 		dbFree(ip, nxaddr, nxlen);
152 		dquot_free_block(ip, nxlen);
153 		mutex_unlock(&JFS_IP(ip)->commit_mutex);
163 	mark_inode_dirty(ip);
165 	mutex_unlock(&JFS_IP(ip)->commit_mutex);
171 	if (test_and_clear_cflag(COMMIT_Synclist,ip))
172 		jfs_commit_inode(ip, 0);
183  *	ip	- the inode of the file.
192 int extHint(struct inode *ip, s64 offset, xad_t * xp)
194 	struct super_block *sb = ip->i_sb;
215 	rc = xtLookup(ip, prev, nbperpage, &xflag, &xaddr, &xlen, 0);
219 			jfs_error(ip->i_sb, "corrupt xtree\n");
244  *	ip	- inode of the file.
252 int extRecord(struct inode *ip, xad_t * xp)
256 	txBeginAnon(ip->i_sb);
258 	mutex_lock(&JFS_IP(ip)->commit_mutex);
261 	rc = xtUpdate(0, ip, xp);
263 	mutex_unlock(&JFS_IP(ip)->commit_mutex);
283  *	ip	 - the inode of the file.
299 extBalloc(struct inode *ip, s64 hint, s64 * nblocks, s64 * blkno)
301 	struct jfs_inode_info *ji = JFS_IP(ip);
302 	struct jfs_sb_info *sbi = JFS_SBI(ip->i_sb);
326 	while ((rc = dbAlloc(ip, hint, nb, &daddr)) != 0) {
344 	if (S_ISREG(ip->i_mode) && (ji->fileset == FILESYSTEM_I)) {