[PATCH] test: fix option block

[Mingjin Ye]

The options allow (-a) and block (-b) cannot be used at the same time.
Therefore, allow (-a) will not be added when block (-b) is present.

Fixes: b3ce7891ad38 ("test: fix probing in secondary process")
Cc: sta...@dpdk.org

Signed-off-by: Mingjin Ye <mingjinx...@intel.com>
---
 app/test/process.h | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/app/test/process.h b/app/test/process.h
index 9fb2bf481c..388c7975cd 100644
--- a/app/test/process.h
+++ b/app/test/process.h
@@ -44,7 +44,7 @@ add_parameter_allow(char **argv, int max_capacity)
        int count = 0;
 
        RTE_EAL_DEVARGS_FOREACH(NULL, devargs) {
-               if (strlen(devargs->name) == 0)
+               if (strlen(devargs->name) == 0 || devargs->type != 
RTE_DEVTYPE_ALLOWED)
                        continue;
 
                if (devargs->data == NULL || strlen(devargs->data) == 0) {
@@ -74,7 +74,7 @@ process_dup(const char *const argv[], int numargs, const char 
*env_value)
 {
        int num = 0;
        char **argv_cpy;
-       int allow_num;
+       int allow_num, block_num;
        int argv_num;
        int i, status;
        char path[32];
@@ -89,7 +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);
+               allow_num = 0;
+               block_num = 0;
+
+               /* If block (-b) is present, allow (-a) is not added. */
+               for (i = 0; i < numargs; i++) {
+                       if (strcmp(argv[i], "-b") == 0 ||
+                           strcmp(argv[i], "-block") == 0)
+                               block_num++;
+               }
+               if (!block_num)
+                       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)
-- 
2.25.1