[dpdk-dev] [PATCH v2 1/1] app/test: fix --socket-mem option in eal flag autotest
vattunuru at marvell.com
vattunuru at marvell.com
Thu Jul 11 07:15:32 CEST 2019
From: Vamsi Attunuru <vattunuru at marvell.com>
eal flag autotest fails when multiple mem size flags are passed
to --socket-mem option irrespective of RTE_MAX_NUMA_NODES.
Patch fixes --socket-mem option by setting enough numbers
of numa node mem flags based on RTE_MAX_NUMA_NODES config.
Fixes: 45f1b6e8680a ("app: add new tests on eal flags")
Signed-off-by: Vamsi Attunuru <vattunuru at marvell.com>
---
V2 changes:
* Add routine to populate --socket-mem option and use it to form
valid and invalid test commands.
app/test/test_eal_flags.c | 118 ++++++++++++++++++++++++++--------------------
1 file changed, 68 insertions(+), 50 deletions(-)
diff --git a/app/test/test_eal_flags.c b/app/test/test_eal_flags.c
index 672ca0a..c8e5c46 100644
--- a/app/test/test_eal_flags.c
+++ b/app/test/test_eal_flags.c
@@ -1250,12 +1250,45 @@ test_file_prefix(void)
return 0;
}
+static void
+populate_socket_mem_param(int num_sockets, const char *mem_size, char *buf)
+{
+ char tmp[SOCKET_MEM_STRLEN];
+ int i;
+
+ snprintf(buf, SOCKET_MEM_STRLEN, "--socket-mem=");
+
+ for (i = 0; i < num_sockets ; i++) {
+ snprintf(tmp, sizeof(tmp), "%s%s", buf, mem_size);
+ strlcpy(buf, tmp, sizeof(tmp));
+
+ if (num_sockets + 1 - i > 1) {
+ snprintf(tmp, sizeof(tmp), "%s,", buf);
+ strlcpy(buf, tmp, sizeof(tmp));
+ }
+ }
+}
+
/*
* Tests for correct handling of -m and --socket-mem flags
*/
static int
test_memory_flags(void)
{
+ char buf[SOCKET_MEM_STRLEN]; /* to avoid copying string onto itself */
+
+#ifdef RTE_EXEC_ENV_FREEBSD
+ int num_sockets = 1;
+#else
+ int num_sockets = RTE_MIN(get_number_of_sockets(),
+ RTE_MAX_NUMA_NODES);
+#endif
+
+ if (num_sockets <= 0) {
+ printf("Error - cannot get number of sockets!\n");
+ return -1;
+ }
+
#ifdef RTE_EXEC_ENV_FREEBSD
/* BSD target doesn't support prefixes at this point */
const char * prefix = "";
@@ -1277,85 +1310,70 @@ test_memory_flags(void)
"--file-prefix=" memtest, "-m", DEFAULT_MEM_SIZE};
/* valid (zero) --socket-mem flag */
+ char arg2_socket_mem[SOCKET_MEM_STRLEN];
+ populate_socket_mem_param(num_sockets - 1, "0", buf);
+ snprintf(arg2_socket_mem, sizeof(arg2_socket_mem), "%s%s", buf, "0");
const char *argv2[] = {prgname,
- "--file-prefix=" memtest, "--socket-mem=0,0,0,0"};
+ "--file-prefix=" memtest, arg2_socket_mem};
/* invalid (incomplete) --socket-mem flag */
+ char arg3_socket_mem[SOCKET_MEM_STRLEN];
+ populate_socket_mem_param(num_sockets - 1, "2", buf);
+ snprintf(arg3_socket_mem, sizeof(arg3_socket_mem), "%s%s", buf, "2,");
const char *argv3[] = {prgname,
- "--file-prefix=" memtest, "--socket-mem=2,2,"};
+ "--file-prefix=" memtest, arg3_socket_mem};
/* invalid (mixed with invalid data) --socket-mem flag */
+ char arg4_socket_mem[SOCKET_MEM_STRLEN];
+ populate_socket_mem_param(num_sockets - 1, "2", buf);
+ snprintf(arg4_socket_mem, sizeof(arg4_socket_mem), "%s%s", buf, "Fred");
const char *argv4[] = {prgname,
- "--file-prefix=" memtest, "--socket-mem=2,2,Fred"};
+ "--file-prefix=" memtest, arg4_socket_mem};
/* invalid (with numeric value as last character) --socket-mem flag */
+ char arg5_socket_mem[SOCKET_MEM_STRLEN];
+ populate_socket_mem_param(num_sockets - 1, "2", buf);
+ snprintf(arg5_socket_mem, sizeof(arg5_socket_mem),
+ "%s%s", buf, "Fred0");
const char *argv5[] = {prgname,
- "--file-prefix=" memtest, "--socket-mem=2,2,Fred0"};
+ "--file-prefix=" memtest, arg5_socket_mem};
/* invalid (with empty socket) --socket-mem flag */
+ char arg6_socket_mem[SOCKET_MEM_STRLEN];
+ populate_socket_mem_param(num_sockets - 1, "2", buf);
+ snprintf(arg6_socket_mem, sizeof(arg6_socket_mem), "%s%s", buf, ",,");
const char *argv6[] = {prgname,
- "--file-prefix=" memtest, "--socket-mem=2,,2"};
+ "--file-prefix=" memtest, arg6_socket_mem};
/* invalid (null) --socket-mem flag */
const char *argv7[] = {prgname,
"--file-prefix=" memtest, "--socket-mem="};
/* valid --socket-mem specified together with -m flag */
+ char arg8_socket_mem[SOCKET_MEM_STRLEN];
+ populate_socket_mem_param(num_sockets - 1, "2", buf);
+ snprintf(arg8_socket_mem, sizeof(arg8_socket_mem), "%s%s", buf, "2");
const char *argv8[] = {prgname,
- "--file-prefix=" memtest, "-m", DEFAULT_MEM_SIZE, "--socket-mem=2,2"};
+ "--file-prefix=" memtest, "-m",
+ DEFAULT_MEM_SIZE, arg8_socket_mem};
/* construct an invalid socket mask with 2 megs on each socket plus
* extra 2 megs on socket that doesn't exist on current system */
char invalid_socket_mem[SOCKET_MEM_STRLEN];
- char buf[SOCKET_MEM_STRLEN]; /* to avoid copying string onto itself */
-
-#ifdef RTE_EXEC_ENV_FREEBSD
- int i, num_sockets = 1;
-#else
- int i, num_sockets = RTE_MIN(get_number_of_sockets(),
- RTE_MAX_NUMA_NODES);
-#endif
-
- if (num_sockets <= 0) {
- printf("Error - cannot get number of sockets!\n");
- return -1;
- }
-
- snprintf(invalid_socket_mem, sizeof(invalid_socket_mem), "--socket-mem=");
-
- /* add one extra socket */
- for (i = 0; i < num_sockets + 1; i++) {
- snprintf(buf, sizeof(buf), "%s%s", invalid_socket_mem, DEFAULT_MEM_SIZE);
- strlcpy(invalid_socket_mem, buf, sizeof(invalid_socket_mem));
-
- if (num_sockets + 1 - i > 1) {
- snprintf(buf, sizeof(buf), "%s,", invalid_socket_mem);
- strlcpy(invalid_socket_mem, buf,
- sizeof(invalid_socket_mem));
- }
- }
-
- /* construct a valid socket mask with 2 megs on each existing socket */
- char valid_socket_mem[SOCKET_MEM_STRLEN];
-
- snprintf(valid_socket_mem, sizeof(valid_socket_mem), "--socket-mem=");
-
- /* add one extra socket */
- for (i = 0; i < num_sockets; i++) {
- snprintf(buf, sizeof(buf), "%s%s", valid_socket_mem, DEFAULT_MEM_SIZE);
- strlcpy(valid_socket_mem, buf, sizeof(valid_socket_mem));
-
- if (num_sockets - i > 1) {
- snprintf(buf, sizeof(buf), "%s,", valid_socket_mem);
- strlcpy(valid_socket_mem, buf,
- sizeof(valid_socket_mem));
- }
- }
+ populate_socket_mem_param(num_sockets, DEFAULT_MEM_SIZE, buf);
+ snprintf(invalid_socket_mem, sizeof(invalid_socket_mem),
+ "%s%s", buf, DEFAULT_MEM_SIZE);
/* invalid --socket-mem flag (with extra socket) */
const char *argv9[] = {prgname,
"--file-prefix=" memtest, invalid_socket_mem};
+ /* construct a valid socket mask with 2 megs on each existing socket */
+ char valid_socket_mem[SOCKET_MEM_STRLEN];
+ populate_socket_mem_param(num_sockets - 1, DEFAULT_MEM_SIZE, buf);
+ snprintf(valid_socket_mem, sizeof(valid_socket_mem),
+ "%s%s", buf, DEFAULT_MEM_SIZE);
+
/* valid --socket-mem flag */
const char *argv10[] = {prgname,
"--file-prefix=" memtest, valid_socket_mem};
--
2.8.4
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