dp-packet: Allow DPDK packet resize. #577

Job	Run time
dpdk gcc	1m 27s
linux deb no dpdk	5m 4s
linux rpm fedora	3m 56s
osx clang --disable-ssl	3m 6s
clang-analyze	19m 12s
linux gcc --disable-ssl	2m 35s
linux clang --disable-ssl	2m 48s
linux gcc c99	2m 21s
linux clang c99	2m 22s
linux gcc test	8m 8s
linux clang address,undefined test	15m 45s
linux gcc test --enable-shared	11m 31s
linux clang test --enable-shared	11m 3s
linux gcc check check-dpdk dpdk	11m 48s
linux clang check check-dpdk dpdk	11m 26s
linux gcc test -ljemalloc	8m 33s
linux clang test -ljemalloc	8m 37s
linux gcc --enable-afxdp	2m 43s
linux clang --enable-afxdp	2m 28s
linux gcc dpdk --enable-shared	3m 14s
linux clang dpdk --enable-shared	3m 18s
linux gcc dpdk-shared	2m 42s
linux clang dpdk-shared	2m 47s
linux gcc dpdk-shared --enable-shared	3m 17s
linux clang dpdk-shared --enable-shared	3m 17s
linux gcc m32 --disable-ssl	2m 59s
linux gcc check-ovsdb-cluster	6m 25s
linux gcc check-kernel -100	8m 48s
linux gcc check-kernel 100-	9m 5s
linux clang address,undefined check-kernel -100	11m 23s
linux clang address,undefined check-kernel 100-	11m 46s
linux gcc check-offloads -100	9m 3s
linux gcc check-offloads 100-	7m 32s
linux gcc dpdk check-system-userspace	10m 46s
linux clang address,undefined dpdk check-system-userspace	14m 28s
linux gcc dpdk check-system-tso	10m 41s
linux gcc dpdk check-afxdp	30m 14s
	4h 46m 38s

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