Message ID | 1510625498-4821-4-git-send-email-jasowang@redhat.com |
---|---|
State | New |
Headers | show |
Series | [PULL,1/8] net: fix check for number of parameters to -netdev socket | expand |
On 14 November 2017 at 02:11, Jason Wang <jasowang@redhat.com> wrote: > From: Mao Zhongyi <maozy.fnst@cn.fujitsu.com> > > A package from pri_indev or sec_indev only belongs to a particular > Connection, so we only need to compare the package in the specified > Connection's primary_list and secondary_list, rather than for each > the whole Connection list to compare. This is time-consuming and > unnecessary. > > Less checkpoint more efficiency. > > Cc: Zhang Chen <zhangckid@gmail.com> > Cc: Li Zhijian <lizhijian@cn.fujitsu.com> > Cc: Jason Wang <jasowang@redhat.com> > Signed-off-by: Mao Zhongyi <maozy.fnst@cn.fujitsu.com> > Signed-off-by: Jason Wang <jasowang@redhat.com> > --- > net/colo-compare.c | 13 ++++++++----- > 1 file changed, 8 insertions(+), 5 deletions(-) > > diff --git a/net/colo-compare.c b/net/colo-compare.c > index 54b6347..5d2429b 100644 > --- a/net/colo-compare.c > +++ b/net/colo-compare.c > @@ -136,7 +136,7 @@ static int colo_insert_packet(GQueue *queue, Packet *pkt) > * Return 0 on success, if return -1 means the pkt > * is unsupported(arp and ipv6) and will be sent later > */ > -static int packet_enqueue(CompareState *s, int mode) > +static int packet_enqueue(CompareState *s, int mode, Connection **con) > { > ConnectionKey key; > Packet *pkt = NULL; > @@ -179,6 +179,7 @@ static int packet_enqueue(CompareState *s, int mode) > "drop packet"); > } > } > + con = &conn; > > return 0; > } Coverity points out that this looks a bit fishy -- presumably you meant *con = conn; ? The statement you have now doesn't do anything, since 'con' is unused after you change it. (CID 1382804.) thanks -- PMM
On 11/16/2017 02:57 AM, Peter Maydell wrote: > On 14 November 2017 at 02:11, Jason Wang <jasowang@redhat.com> wrote: >> From: Mao Zhongyi <maozy.fnst@cn.fujitsu.com> >> >> A package from pri_indev or sec_indev only belongs to a particular >> Connection, so we only need to compare the package in the specified >> Connection's primary_list and secondary_list, rather than for each >> the whole Connection list to compare. This is time-consuming and >> unnecessary. >> >> Less checkpoint more efficiency. >> >> Cc: Zhang Chen <zhangckid@gmail.com> >> Cc: Li Zhijian <lizhijian@cn.fujitsu.com> >> Cc: Jason Wang <jasowang@redhat.com> >> Signed-off-by: Mao Zhongyi <maozy.fnst@cn.fujitsu.com> >> Signed-off-by: Jason Wang <jasowang@redhat.com> >> --- >> net/colo-compare.c | 13 ++++++++----- >> 1 file changed, 8 insertions(+), 5 deletions(-) >> >> diff --git a/net/colo-compare.c b/net/colo-compare.c >> index 54b6347..5d2429b 100644 >> --- a/net/colo-compare.c >> +++ b/net/colo-compare.c >> @@ -136,7 +136,7 @@ static int colo_insert_packet(GQueue *queue, Packet *pkt) >> * Return 0 on success, if return -1 means the pkt >> * is unsupported(arp and ipv6) and will be sent later >> */ >> -static int packet_enqueue(CompareState *s, int mode) >> +static int packet_enqueue(CompareState *s, int mode, Connection **con) >> { >> ConnectionKey key; >> Packet *pkt = NULL; >> @@ -179,6 +179,7 @@ static int packet_enqueue(CompareState *s, int mode) >> "drop packet"); >> } >> } >> + con = &conn; >> >> return 0; >> } Hi, Peter > Coverity points out that this looks a bit fishy -- > presumably you meant > *con = conn; > Well,I will fix it right away. > ? The statement you have now doesn't do anything, since > 'con' is unused after you change it. It will be used in colo_compare_connection. Thanks, Mao
diff --git a/net/colo-compare.c b/net/colo-compare.c index 54b6347..5d2429b 100644 --- a/net/colo-compare.c +++ b/net/colo-compare.c @@ -136,7 +136,7 @@ static int colo_insert_packet(GQueue *queue, Packet *pkt) * Return 0 on success, if return -1 means the pkt * is unsupported(arp and ipv6) and will be sent later */ -static int packet_enqueue(CompareState *s, int mode) +static int packet_enqueue(CompareState *s, int mode, Connection **con) { ConnectionKey key; Packet *pkt = NULL; @@ -179,6 +179,7 @@ static int packet_enqueue(CompareState *s, int mode) "drop packet"); } } + con = &conn; return 0; } @@ -728,8 +729,9 @@ static void compare_set_vnet_hdr(Object *obj, static void compare_pri_rs_finalize(SocketReadState *pri_rs) { CompareState *s = container_of(pri_rs, CompareState, pri_rs); + Connection *conn = NULL; - if (packet_enqueue(s, PRIMARY_IN)) { + if (packet_enqueue(s, PRIMARY_IN, &conn)) { trace_colo_compare_main("primary: unsupported packet in"); compare_chr_send(s, pri_rs->buf, @@ -737,19 +739,20 @@ static void compare_pri_rs_finalize(SocketReadState *pri_rs) pri_rs->vnet_hdr_len); } else { /* compare connection */ - g_queue_foreach(&s->conn_list, colo_compare_connection, s); + colo_compare_connection(conn, s); } } static void compare_sec_rs_finalize(SocketReadState *sec_rs) { CompareState *s = container_of(sec_rs, CompareState, sec_rs); + Connection *conn = NULL; - if (packet_enqueue(s, SECONDARY_IN)) { + if (packet_enqueue(s, SECONDARY_IN, &conn)) { trace_colo_compare_main("secondary: unsupported packet in"); } else { /* compare connection */ - g_queue_foreach(&s->conn_list, colo_compare_connection, s); + colo_compare_connection(conn, s); } }