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net: split colo_compare_pkt_info into two trace events 

It seems there is a limit to the number of arguments a UST trace event
can take and at 11 the previous trace command broke the build. Split the
trace into a src pkt and dst pkt trace to fix this.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 20161028132559.8324-1-alex.bennee@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Alex Bennée 2016-10-28 14:25:59 +01:00 committed by Peter Maydell
parent 5b2ecabaea
commit 2dfe5113b1
2 changed files with 13 additions and 11 deletions
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21
net/colo-compare.c
View File

@ -218,16 +218,17 @@ static int colo_packet_compare_tcp(Packet *spkt, Packet *ppkt)
(spkt->size - ETH_HLEN));
if (res != 0 && trace_event_get_state(TRACE_COLO_COMPARE_MISCOMPARE)) {
trace_colo_compare_pkt_info(inet_ntoa(ppkt->ip->ip_src),
inet_ntoa(ppkt->ip->ip_dst),
ntohl(ptcp->th_seq),
ntohl(ptcp->th_ack),
ntohl(stcp->th_seq),
ntohl(stcp->th_ack),
res, ptcp->th_flags,
stcp->th_flags,
ppkt->size,
spkt->size);
trace_colo_compare_pkt_info_src(inet_ntoa(ppkt->ip->ip_src),
ntohl(stcp->th_seq),
ntohl(stcp->th_ack),
res, stcp->th_flags,
spkt->size);
trace_colo_compare_pkt_info_dst(inet_ntoa(ppkt->ip->ip_dst),
ntohl(ptcp->th_seq),
ntohl(ptcp->th_ack),
res, ptcp->th_flags,
ppkt->size);
qemu_hexdump((char *)ppkt->data, stderr,
"colo-compare ppkt", ppkt->size);

3
net/trace-events
View File

@ -13,7 +13,8 @@ colo_compare_icmp_miscompare(const char *sta, int size) ": %s = %d"
colo_compare_ip_info(int psize, const char *sta, const char *stb, int ssize, const char *stc, const char *std) "ppkt size = %d, ip_src = %s, ip_dst = %s, spkt size = %d, ip_src = %s, ip_dst = %s"
colo_old_packet_check_found(int64_t old_time) "%" PRId64
colo_compare_miscompare(void) ""
colo_compare_pkt_info(const char *src, const char *dst, uint32_t pseq, uint32_t pack, uint32_t sseq, uint32_t sack, int res, uint32_t pflag, uint32_t sflag, int psize, int ssize) "src/dst: %s/%s p: seq/ack=%u/%u s: seq/ack=%u/%u res=%d flags=%x/%x ppkt_size: %d spkt_size: %d\n"
colo_compare_pkt_info_src(const char *src, uint32_t sseq, uint32_t sack, int res, uint32_t sflag, int ssize) "src/dst: %s s: seq/ack=%u/%u res=%d flags=%x spkt_size: %d\n"
colo_compare_pkt_info_dst(const char *dst, uint32_t dseq, uint32_t dack, int res, uint32_t dflag, int dsize) "src/dst: %s d: seq/ack=%u/%u res=%d flags=%x dpkt_size: %d\n"
# net/filter-rewriter.c
colo_filter_rewriter_debug(void) ""