From: "Ye, MingjinX" <mingjinx.ye@intel.com>
To: "dev@dpdk.org" <dev@dpdk.org>,
"Richardson, Bruce" <bruce.richardson@intel.com>
Cc: "Yang, Qiming" <qiming.yang@intel.com>,
"stable@dpdk.org" <stable@dpdk.org>,
"Xu, HailinX" <hailinx.xu@intel.com>
Subject: RE: [PATCH v7] app/test: secondary process passes allow parameters
Date: Fri, 17 Nov 2023 10:24:41 +0000 [thread overview]
Message-ID: <SN7PR11MB7139D7E4ABD429388C1828E3E5B7A@SN7PR11MB7139.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20231114102815.409998-1-mingjinx.ye@intel.com>
Hi Richardson,
can you please take a look at this patch.
Thanks,
Mingjin
> -----Original Message-----
> From: Ye, MingjinX <mingjinx.ye@intel.com>
> Sent: Tuesday, November 14, 2023 6:28 PM
> To: dev@dpdk.org
> Cc: Yang, Qiming <qiming.yang@intel.com>; Ye, MingjinX
> <mingjinx.ye@intel.com>; stable@dpdk.org
> Subject: [PATCH v7] app/test: secondary process passes allow parameters
>
> In EAL related test cases, the allow parameters are not passed to the
> secondary process, resulting in unexpected NICs being loaded.
>
> This patch fixes this issue by appending the allow parameters to the
> secondary process.
>
> Fixes: af75078fece3 ("first public release")
> Cc: stable@dpdk.org
>
> Signed-off-by: Mingjin Ye <mingjinx.ye@intel.com>
> ---
> v5: Optimized.
> ---
> v6: Optimized.
> ---
> v7: Fix CI errors.
> ---
> app/test/process.h | 46
> ++++++++++++++++++++++++++++++++++++++++++----
> 1 file changed, 42 insertions(+), 4 deletions(-)
>
> diff --git a/app/test/process.h b/app/test/process.h index
> af7bc3e0de..06b2f8b192 100644
> --- a/app/test/process.h
> +++ b/app/test/process.h
> @@ -17,6 +17,7 @@
> #include <dirent.h>
>
> #include <rte_string_fns.h> /* strlcpy */
> +#include <rte_devargs.h>
>
> #ifdef RTE_EXEC_ENV_FREEBSD
> #define self "curproc"
> @@ -34,6 +35,34 @@ extern uint16_t flag_for_send_pkts; #endif #endif
>
> +#define PREFIX_ALLOW "--allow="
> +
> +static int
> +add_parameter_allow(char **argv, int max_capacity) {
> + struct rte_devargs *devargs;
> + int count = 0;
> +
> + RTE_EAL_DEVARGS_FOREACH(NULL, devargs) {
> + if (strlen(devargs->name) == 0)
> + continue;
> +
> + if (devargs->data == NULL || strlen(devargs->data) == 0) {
> + if (asprintf(&argv[count], PREFIX_ALLOW"%s",
> devargs->name) < 0)
> + break;
> + } else {
> + if (asprintf(&argv[count], PREFIX_ALLOW"%s,%s",
> + devargs->name, devargs->data) < 0)
> + break;
> + }
> +
> + if (++count == max_capacity)
> + break;
> + }
> +
> + return count;
> +}
> +
> /*
> * launches a second copy of the test process using the given argv
> parameters,
> * which should include argv[0] as the process name. To identify in the @@ -
> 43,8 +72,10 @@ extern uint16_t flag_for_send_pkts; static inline int
> process_dup(const char *const argv[], int numargs, const char *env_value) {
> - int num;
> - char *argv_cpy[numargs + 1];
> + int num = 0;
> + char **argv_cpy;
> + int allow_num;
> + int argv_num;
> int i, status;
> char path[32];
> #ifdef RTE_LIB_PDUMP
> @@ -58,11 +89,18 @@ process_dup(const char *const argv[], int numargs,
> const char *env_value)
> if (pid < 0)
> return -1;
> else if (pid == 0) {
> + allow_num =
> rte_devargs_type_count(RTE_DEVTYPE_ALLOWED);
> + argv_num = numargs + allow_num + 1;
> + argv_cpy = calloc(argv_num, sizeof(char *));
> + if (!argv_cpy)
> + rte_panic("Memory allocation failed\n");
> +
> /* make a copy of the arguments to be passed to exec */
> for (i = 0; i < numargs; i++)
> argv_cpy[i] = strdup(argv[i]);
> - argv_cpy[i] = NULL;
> - num = numargs;
> + if (allow_num > 0)
> + num = add_parameter_allow(&argv_cpy[i],
> allow_num);
> + num += numargs;
>
> #ifdef RTE_EXEC_ENV_LINUX
> {
> --
> 2.25.1
next prev parent reply other threads:[~2023-11-17 10:24 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-05 9:35 [PATCH] child process synchronization NIC startup parameters Kaisen You
2023-07-06 2:16 ` Yang, Qiming
2023-07-07 1:21 ` You, KaisenX
2023-07-06 19:07 ` Stephen Hemminger
2023-07-14 5:59 ` [PATCH v2] app/test:subprocess synchronization of parameters Kaisen You
2023-07-17 1:47 ` Kaisen You
2023-07-26 2:39 ` Kaisen You
2023-09-25 9:42 ` [PATCH v3] app/test: secondary process passes allow parameters Mingjin Ye
2023-09-25 9:58 ` David Marchand
2023-09-25 10:09 ` Ye, MingjinX
2023-09-25 10:19 ` David Marchand
2023-09-27 3:42 ` [PATCH v4] app/test: append 'allow' parameters to secondary processes Mingjin Ye
2023-10-13 2:47 ` Huang, ZhiminX
2023-11-09 11:13 ` Bruce Richardson
2023-11-10 10:30 ` [PATCH v5] app/test: secondary process passes allow parameters Mingjin Ye
2023-11-10 11:18 ` Bruce Richardson
2023-11-13 10:42 ` [PATCH v6] " Mingjin Ye
2023-11-13 11:11 ` Bruce Richardson
2023-11-14 10:28 ` [PATCH v7] " Mingjin Ye
2023-11-17 10:05 ` Huang, ZhiminX
2023-11-17 10:24 ` Ye, MingjinX [this message]
2023-11-17 11:17 ` Bruce Richardson
2023-11-24 10:28 ` Ye, MingjinX
2024-03-06 13:50 ` Thomas Monjalon
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