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| author | gj <gj@FreeBSD.org> | 2000-04-03 19:54:33 +0000 |
|---|---|---|
| committer | gj <gj@FreeBSD.org> | 2000-04-03 19:54:33 +0000 |
| commit | 08bbcfe72fdb6314543015e5a8831a6ff7dff417 (patch) | |
| tree | b2ee93375a78d2083e4cc615b76507989e9cfabe /sys/net/slcompress.h | |
| parent | 1e3d124ac52472835eac4d0b197a9ab29101ca97 (diff) | |
| download | FreeBSD-src-08bbcfe72fdb6314543015e5a8831a6ff7dff417.zip FreeBSD-src-08bbcfe72fdb6314543015e5a8831a6ff7dff417.tar.gz | |
Nuke csu_hdr from struct cspace. csu_hdr is not used anywhere in the
tree. This considerably reduces unnecessary bloat in struct slcompress.
I'm running with this change right now and have seen no negative
side-effects.
On my sytem this reduced kernel BSS by about 25KB.
Submitted by: bde
Approved by: brian for user-ppp
Diffstat (limited to 'sys/net/slcompress.h')
| -rw-r--r-- | sys/net/slcompress.h | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/sys/net/slcompress.h b/sys/net/slcompress.h index ca7ed03..4e20c37 100644 --- a/sys/net/slcompress.h +++ b/sys/net/slcompress.h @@ -41,7 +41,7 @@ #define _NET_SLCOMPRESS_H_ #define MAX_STATES 16 /* must be > 2 and < 256 */ -#define MAX_HDR MLEN /* XXX 4bsd-ism: should really be 128 */ +#define MAX_HDR 128 /* * Compressed packet format: @@ -119,13 +119,8 @@ struct cstate { u_int16_t cs_hlen; /* size of hdr (receive only) */ u_char cs_id; /* connection # associated with this state */ u_char cs_filler; - union { - char csu_hdr[MAX_HDR]; - struct ip csu_ip; /* ip/tcp hdr from most recent packet */ - } slcs_u; + struct ip cs_ip; /* ip/tcp hdr from most recent packet */ }; -#define cs_ip slcs_u.csu_ip -#define cs_hdr slcs_u.csu_hdr /* * all the state data for one serial line (we need one of these |
