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authorDenis Vlasenko2008-12-08 22:56:18 +0000
committerDenis Vlasenko2008-12-08 22:56:18 +0000
commitefb545b9bdd3934dcdbf9bc0890a42081b330049 (patch)
tree4dc9212e49a5dae9890bd324bcc9bf4941e2321d /util-linux
parentd1a84a2880073f6cc5e2f9f4e5f236cd110f01a0 (diff)
downloadbusybox-efb545b9bdd3934dcdbf9bc0890a42081b330049.zip
busybox-efb545b9bdd3934dcdbf9bc0890a42081b330049.tar.gz
optimize 16- and 32-bit moves
function old new delta udhcpd_main 1239 1257 +18 udhcp_add_simple_option 93 92 -1 buffer_read_le_u32 19 18 -1 unpack_gz_stream_with_info 526 520 -6 dnsd_main 1470 1463 -7 udhcp_run_script 1208 1186 -22 send_ACK 255 229 -26 arping_main 1661 1623 -38 send_offer 470 428 -42 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/8 up/down: 18/-143) Total: -125 bytes
Diffstat (limited to 'util-linux')
-rw-r--r--util-linux/volume_id/linux_raid.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/util-linux/volume_id/linux_raid.c b/util-linux/volume_id/linux_raid.c
index a113060..0877b8a 100644
--- a/util-linux/volume_id/linux_raid.c
+++ b/util-linux/volume_id/linux_raid.c
@@ -62,7 +62,7 @@ int volume_id_probe_linux_raid(struct volume_id *id, uint64_t off, uint64_t size
if (mdp->md_magic != cpu_to_le32(MD_MAGIC))
return -1;
- memcpy(uuid, &mdp->set_uuid0, 4);
+ *(uint32_t*)uuid = mdp->set_uuid0;
memcpy(&uuid[4], &mdp->set_uuid1, 12);
volume_id_set_uuid(id, uuid, UUID_DCE);