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| author | Denys Vlasenko | 2010-10-21 12:33:10 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2010-10-21 12:33:10 +0200 |
| commit | 0bb35e19a73ecbb9694172300a5530dbb8156bb4 (patch) | |
| tree | a6f0e38398ffaf4db6bfab8ce97584359dbc3f83 /networking/udhcp/dhcpd.c | |
| parent | 08187356d7f6a79d5fb4aa83b90476997e585ad3 (diff) | |
| download | busybox-0bb35e19a73ecbb9694172300a5530dbb8156bb4.zip busybox-0bb35e19a73ecbb9694172300a5530dbb8156bb4.tar.gz | |
udhcpd: reduce stack usage by ~700 bytes. +28 bytes code size
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
Diffstat (limited to 'networking/udhcp/dhcpd.c')
| -rw-r--r-- | networking/udhcp/dhcpd.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/networking/udhcp/dhcpd.c b/networking/udhcp/dhcpd.c index 043220d..f087865 100644 --- a/networking/udhcp/dhcpd.c +++ b/networking/udhcp/dhcpd.c @@ -132,7 +132,8 @@ static uint32_t select_lease_time(struct dhcp_packet *packet) } /* We got a DHCP DISCOVER. Send an OFFER. */ -static void send_offer(struct dhcp_packet *oldpacket, uint32_t static_lease_nip, struct dyn_lease *lease) +/* NOINLINE: limit stack usage in caller */ +static NOINLINE void send_offer(struct dhcp_packet *oldpacket, uint32_t static_lease_nip, struct dyn_lease *lease) { struct dhcp_packet packet; uint32_t lease_time_sec; @@ -202,7 +203,8 @@ static void send_offer(struct dhcp_packet *oldpacket, uint32_t static_lease_nip, send_packet(&packet, /*force_bcast:*/ 0); } -static void send_NAK(struct dhcp_packet *oldpacket) +/* NOINLINE: limit stack usage in caller */ +static NOINLINE void send_NAK(struct dhcp_packet *oldpacket) { struct dhcp_packet packet; @@ -212,7 +214,8 @@ static void send_NAK(struct dhcp_packet *oldpacket) send_packet(&packet, /*force_bcast:*/ 1); } -static void send_ACK(struct dhcp_packet *oldpacket, uint32_t yiaddr) +/* NOINLINE: limit stack usage in caller */ +static NOINLINE void send_ACK(struct dhcp_packet *oldpacket, uint32_t yiaddr) { struct dhcp_packet packet; uint32_t lease_time_sec; @@ -243,7 +246,8 @@ static void send_ACK(struct dhcp_packet *oldpacket, uint32_t yiaddr) } } -static void send_inform(struct dhcp_packet *oldpacket) +/* NOINLINE: limit stack usage in caller */ +static NOINLINE void send_inform(struct dhcp_packet *oldpacket) { struct dhcp_packet packet; |