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[NETFILTER]: nf_conntrack_{tcp,sctp}: shrink state table 

The TCP and SCTP conntrack state transition tables only holds
small numbers, but gcc uses 4 byte per entry for the enum. Switching
to an u8 reduces the size from 480 to 120 bytes for TCP and from
576 to 144 bytes for SCTP.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2008-01-14 23:45:11 -08:00 committed by David S. Miller
parent 77e2420b85
commit a5e73c29d9
2 changed files with 2 additions and 2 deletions
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2
net/netfilter/nf_conntrack_proto_sctp.c
View File

@ -110,7 +110,7 @@ cookie echoed to closed.
*/
/* SCTP conntrack state transitions */
static const enum sctp_conntrack sctp_conntracks[2][9][SCTP_CONNTRACK_MAX] = {
static const u8 sctp_conntracks[2][9][SCTP_CONNTRACK_MAX] = {
{
/* ORIGINAL */
/* sNO, sCL, sCW, sCE, sES, sSS, sSR, sSA */

2
net/netfilter/nf_conntrack_proto_tcp.c
View File

@ -149,7 +149,7 @@ enum tcp_bit_set {
* if they are invalid
* or we do not support the request (simultaneous open)
*/
static const enum tcp_conntrack tcp_conntracks[2][6][TCP_CONNTRACK_MAX] = {
static const u8 tcp_conntracks[2][6][TCP_CONNTRACK_MAX] = {
{
/* ORIGINAL */
/* sNO, sSS, sSR, sES, sFW, sCW, sLA, sTW, sCL, sLI */