[dpdk-dev] [PATCH] testpmd: Fix segmentation fault when portmask is specified
Fu, JingguoX
jingguox.fu at intel.com
Sat Feb 28 06:41:53 CET 2015
Tested-by: Jingguo Fu <jingguox.fu at intel.com>
- Tested Commit: 8a6f6d45d290a27ef923d10925c4893380697b31
- OS: Fedora20 3.11.10-301.fc20.x86_64
- GCC: gcc version 4.8.3 20140911
- CPU: Intel(R) Xeon(R) CPU E5-2680 v2 @ 2.80GHz
- NIC: Intel Corporation Device [8086:1563]
- Default x86_64-native-linuxapp-gcc configuration
- Total 1 case, 1 passed, 0 failed
- Case: test_checksum_checking
Description: Check testpmd can be startup with cmdline for checksum
Command / instruction:
Start testpmd with command line as:
./x86_64-native-linuxapp-gcc/app/testpmd -c 0x1fffffffff -n 4 -- -i --coremask=0x400 --portmask=0x3 --nb-cores=2 --enable-rx-cksum --disable-hw-vlan --disable-rss --rxd=1024 --txd=1024 --rxfreet=0
Start ports:
set fwd cusm
start
Expected test result:
Testpmd can startup.
-----Original Message-----
From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Tetsuya Mukawa
Sent: Friday, February 27, 2015 15:16
To: dev at dpdk.org
Subject: [dpdk-dev] [PATCH] testpmd: Fix segmentation fault when portmask is specified
If testpmd is invoked with portmask option like below, segmentation
fault will be occured. This patch fixes the issue.
Reported-by: De Lara Guarch, Pablo <pablo.de.lara.guarch at intel.com>
Signed-off-by: Tetsuya Mukawa <mukawa at igel.co.jp>
---
app/test-pmd/testpmd.c | 37 +++++++++++++++++++++++--------------
1 file changed, 23 insertions(+), 14 deletions(-)
diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 43329ed..61291be 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -579,20 +579,6 @@ init_config(void)
socket_num);
}
- /* Configuration of Ethernet ports. */
- ports = rte_zmalloc("testpmd: ports",
- sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
- RTE_CACHE_LINE_SIZE);
- if (ports == NULL) {
- rte_exit(EXIT_FAILURE,
- "rte_zmalloc(%d struct rte_port) failed\n",
- RTE_MAX_ETHPORTS);
- }
-
- /* enabled allocated ports */
- for (pid = 0; pid < nb_ports; pid++)
- ports[pid].enabled = 1;
-
FOREACH_PORT(pid, ports) {
port = &ports[pid];
rte_eth_dev_info_get(pid, &port->dev_info);
@@ -1999,6 +1985,26 @@ init_port_dcb_config(portid_t pid,struct dcb_config *dcb_conf)
return 0;
}
+static void
+init_port(void)
+{
+ portid_t pid;
+
+ /* Configuration of Ethernet ports. */
+ ports = rte_zmalloc("testpmd: ports",
+ sizeof(struct rte_port) * RTE_MAX_ETHPORTS,
+ RTE_CACHE_LINE_SIZE);
+ if (ports == NULL) {
+ rte_exit(EXIT_FAILURE,
+ "rte_zmalloc(%d struct rte_port) failed\n",
+ RTE_MAX_ETHPORTS);
+ }
+
+ /* enabled allocated ports */
+ for (pid = 0; pid < nb_ports; pid++)
+ ports[pid].enabled = 1;
+}
+
int
main(int argc, char** argv)
{
@@ -2013,6 +2019,9 @@ main(int argc, char** argv)
if (nb_ports == 0)
RTE_LOG(WARNING, EAL, "No probed ethernet devices\n");
+ /* allocate port structures, and init them */
+ init_port();
+
set_def_fwd_config();
if (nb_lcores == 0)
rte_panic("Empty set of forwarding logical cores - check the "
--
1.9.1
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