volume_id: add FAST_FUNC where appropriate

function                                             old     new   delta
volume_id_probe_iso9660                              324     327      +3
volume_id_probe_vfat                                 902     903      +1
volume_id_probe_udf                                  576     577      +1
volume_id_probe_ntfs                                 314     315      +1
uuidcache_check_device                               292     291      -1
volume_id_probe_xfs                                   87      85      -2
volume_id_probe_sysv                                 165     163      -2
volume_id_probe_romfs                                 89      87      -2
volume_id_probe_reiserfs                             236     234      -2
volume_id_probe_ocfs2                                 96      94      -2
volume_id_probe_luks                                  78      76      -2
volume_id_probe_linux_swap                           165     163      -2
volume_id_probe_jfs                                   96      94      -2
volume_id_probe_hfs_hfsplus                          795     793      -2
volume_id_probe_ext                                   82      80      -2
volume_id_probe_cramfs                                59      57      -2
volume_id_probe_btrfs                                 96      94      -2
free_volume_id                                        36      31      -5
volume_id_probe_linux_raid                           127     119      -8
volume_id_probe_all                                  152     138     -14
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/16 up/down: 6/-52)            Total: -46 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/util-linux/volume_id/volume_id_internal.h b/util-linux/volume_id/volume_id_internal.h
index 65575b7..9b808ff 100644
--- a/util-linux/volume_id/volume_id_internal.h
+++ b/util-linux/volume_id/volume_id_internal.h
@@ -83,9 +83,9 @@
 //	const char	*type;
 };
 
-struct volume_id *volume_id_open_node(int fd);
-int volume_id_probe_all(struct volume_id *id, /*uint64_t off,*/ uint64_t size);
-void free_volume_id(struct volume_id *id);
+struct volume_id* FAST_FUNC volume_id_open_node(int fd);
+int FAST_FUNC volume_id_probe_all(struct volume_id *id, /*uint64_t off,*/ uint64_t size);
+void FAST_FUNC free_volume_id(struct volume_id *id);
 
 /* util.h */
 
@@ -162,68 +162,68 @@
 
 /* RAID */
 
-//int volume_id_probe_highpoint_37x_raid(struct volume_id *id /*,uint64_t off*/);
-//int volume_id_probe_highpoint_45x_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
+//int FAST_FUNC volume_id_probe_highpoint_37x_raid(struct volume_id *id /*,uint64_t off*/);
+//int FAST_FUNC volume_id_probe_highpoint_45x_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
 
-//int volume_id_probe_intel_software_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
+//int FAST_FUNC volume_id_probe_intel_software_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
 
-int volume_id_probe_linux_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
+int FAST_FUNC volume_id_probe_linux_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
 
-//int volume_id_probe_lsi_mega_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
+//int FAST_FUNC volume_id_probe_lsi_mega_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
 
-//int volume_id_probe_nvidia_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
+//int FAST_FUNC volume_id_probe_nvidia_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
 
-//int volume_id_probe_promise_fasttrack_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
+//int FAST_FUNC volume_id_probe_promise_fasttrack_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
 
-//int volume_id_probe_silicon_medley_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
+//int FAST_FUNC volume_id_probe_silicon_medley_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
 
-//int volume_id_probe_via_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
+//int FAST_FUNC volume_id_probe_via_raid(struct volume_id *id /*,uint64_t off*/, uint64_t size);
 
-//int volume_id_probe_lvm1(struct volume_id *id /*,uint64_t off*/);
-//int volume_id_probe_lvm2(struct volume_id *id /*,uint64_t off*/);
+//int FAST_FUNC volume_id_probe_lvm1(struct volume_id *id /*,uint64_t off*/);
+//int FAST_FUNC volume_id_probe_lvm2(struct volume_id *id /*,uint64_t off*/);
 
 /* FS */
 
-int volume_id_probe_btrfs(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_btrfs(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_cramfs(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_cramfs(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_ext(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_ext(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_vfat(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_vfat(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_hfs_hfsplus(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_hfs_hfsplus(struct volume_id *id /*,uint64_t off*/);
 
-//int volume_id_probe_hpfs(struct volume_id *id /*,uint64_t off*/);
+//int FAST_FUNC volume_id_probe_hpfs(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_iso9660(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_iso9660(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_jfs(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_jfs(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_linux_swap(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_linux_swap(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_luks(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_luks(struct volume_id *id /*,uint64_t off*/);
 
-//int volume_id_probe_mac_partition_map(struct volume_id *id /*,uint64_t off*/);
+//int FAST_FUNC volume_id_probe_mac_partition_map(struct volume_id *id /*,uint64_t off*/);
 
-//int volume_id_probe_minix(struct volume_id *id /*,uint64_t off*/);
+//int FAST_FUNC volume_id_probe_minix(struct volume_id *id /*,uint64_t off*/);
 
-//int volume_id_probe_msdos_part_table(struct volume_id *id /*,uint64_t off*/);
+//int FAST_FUNC volume_id_probe_msdos_part_table(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_ntfs(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_ntfs(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_ocfs2(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_ocfs2(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_reiserfs(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_reiserfs(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_romfs(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_romfs(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_sysv(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_sysv(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_udf(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_udf(struct volume_id *id /*,uint64_t off*/);
 
-//int volume_id_probe_ufs(struct volume_id *id /*,uint64_t off*/);
+//int FAST_FUNC volume_id_probe_ufs(struct volume_id *id /*,uint64_t off*/);
 
-int volume_id_probe_xfs(struct volume_id *id /*,uint64_t off*/);
+int FAST_FUNC volume_id_probe_xfs(struct volume_id *id /*,uint64_t off*/);
 
 POP_SAVED_FUNCTION_VISIBILITY