diff options
| author | Denis Vlasenko <vda.linux@googlemail.com> | 2008-10-19 19:36:30 +0000 |
|---|---|---|
| committer | Denis Vlasenko <vda.linux@googlemail.com> | 2008-10-19 19:36:30 +0000 |
| commit | 582dff051459b1394a48dec1f29a29e2442661a0 (patch) | |
| tree | 41835a2b323eefb403825db78c033a920f86b602 /util-linux/volume_id/volume_id_internal.h | |
| parent | bff06fe02a3d5629b745d799c3b987888070dc20 (diff) | |
volume identification: abolish /proc/partitions and /proc/cdroms
scanning. It does not catch volume managers and such.
Adding even more cruft is bad, so I decided to simply
scan /dev/* for any block devices. See how much better
it finds devices now:
# ./busybox_old blkid
/dev/sda1: LABEL="/boot" UUID="7931e231-dcb4-4b6d-9301-f7354ae24061"
/dev/dm-0: LABEL="Fedora-9-Live-x8" UUID="bb491e1e-1145-4f5b-b0ab-cbd2baf4f15a"
/dev/dm-1: UUID="edc2a920-ef83-437e-ba64-d3b6dc851267"
/dev/sdb1: UUID="6F84-ED0F"
# ./busybox blkid
/dev/sdb1: UUID="6F84-ED0F"
/dev/root: LABEL="Fedora-9-Live-x8" UUID="bb491e1e-1145-4f5b-b0ab-cbd2baf4f15a"
/dev/dm-1: UUID="edc2a920-ef83-437e-ba64-d3b6dc851267"
/dev/dm-0: LABEL="Fedora-9-Live-x8" UUID="bb491e1e-1145-4f5b-b0ab-cbd2baf4f15a"
/dev/sda1: LABEL="/boot" UUID="7931e231-dcb4-4b6d-9301-f7354ae24061"
/dev/mapper/VolGroup00-LogVol01: UUID="edc2a920-ef83-437e-ba64-d3b6dc851267"
/dev/mapper/VolGroup00-LogVol00: LABEL="Fedora-9-Live-x8" UUID="bb491e1e-1145-4f5b-b0ab-cbd2baf4f15a"
function old new delta
static.drive_name_string 12 - -12
append_mount_options 205 190 -15
volume_id_open_node 37 18 -19
uuidcache_check_device 485 257 -228
uuidcache_init 637 36 -601
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 0/4 up/down: 0/-875) Total: -875 bytes
text data bss dec hex filename
792218 592 6648 799458 c32e2 busybox_old
791260 592 6648 798500 c2f24 busybox_unstripped
Diffstat (limited to 'util-linux/volume_id/volume_id_internal.h')
| -rw-r--r-- | util-linux/volume_id/volume_id_internal.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/util-linux/volume_id/volume_id_internal.h b/util-linux/volume_id/volume_id_internal.h index 6619d2c6e..075ddb344 100644 --- a/util-linux/volume_id/volume_id_internal.h +++ b/util-linux/volume_id/volume_id_internal.h @@ -87,7 +87,7 @@ struct volume_id { // int fd_close:1; }; -struct volume_id *volume_id_open_node(const char *path); +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); |