dpif-netdev: Log packets. #594

Job	Run time
linux deb no dpdk	4m 34s
dpdk gcc	11s
osx clang --disable-ssl	1m 32s
linux gcc --disable-ssl	1m 29s
linux clang --disable-ssl	2m 1s
linux gcc c99	2m 2s
linux clang c99	2m 15s
linux gcc test	1m 53s
linux clang test asan	12m 36s
linux clang test ubsan	9m 0s
linux gcc test --enable-shared	2m 12s
linux clang test --enable-shared	10m 8s
linux gcc test dpdk	2m 1s
linux clang test dpdk	7m 43s
linux gcc test -ljemalloc	2m 43s
linux clang test -ljemalloc	7m 58s
linux gcc --enable-afxdp	1m 33s
linux clang --enable-afxdp	2m 2s
linux gcc dpdk --enable-shared	2m 0s
linux clang dpdk --enable-shared	3m 7s
linux gcc dpdk-shared	1m 41s
linux clang dpdk-shared	2m 9s
linux gcc dpdk-shared --enable-shared	1m 54s
linux clang dpdk-shared --enable-shared	2m 47s
linux gcc m32 --disable-ssl	3m 33s
	1h 31m 4s

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