[dpdk-dev] [PATCH 4/5] app/testpmd: add command line option for mbuf fast free

[Shahaf Shuler <shahafs@mellanox.com>]

This patch enables mbuf fast free Tx offloads from the command line.

Signed-off-by: Shahaf Shuler <shahafs@mellanox.com>
---
 app/test-pmd/parameters.c             | 5 +++++
 doc/guides/testpmd_app_ug/run_app.rst | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c
index 8a68a39ea..cc18cb767 100644
--- a/app/test-pmd/parameters.c
+++ b/app/test-pmd/parameters.c
@@ -216,6 +216,8 @@ usage(char* progname)
 	       "requests flow API isolated mode on all ports at initialization time.\n");
 	printf("  --enable-multiseg: "
 	       "enables multi segment send Tx offload on all ports.\n");
+	printf("  --enable-fast-free: "
+	       "enables mbuf fast free Tx offload on all ports.\n");
 }
 
 #ifdef RTE_LIBRTE_CMDLINE
@@ -647,6 +649,7 @@ launch_args_parse(int argc, char** argv)
 		{ "print-event",		1, 0, 0 },
 		{ "mask-event",			1, 0, 0 },
 		{ "enable-multiseg",		0, 0, 0 },
+		{ "enable-fast-free",		0, 0, 0 },
 		{ 0, 0, 0, 0 },
 	};
 
@@ -1122,6 +1125,8 @@ launch_args_parse(int argc, char** argv)
 				}
 			if (!strcmp(lgopts[opt_idx].name, "enable-multiseg"))
 				tx_offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
+			if (!strcmp(lgopts[opt_idx].name, "enable-fast-free"))
+				tx_offloads |= DEV_TX_OFFLOAD_MBUF_FAST_FREE;
 
 			break;
 		case 'h':
diff --git a/doc/guides/testpmd_app_ug/run_app.rst b/doc/guides/testpmd_app_ug/run_app.rst
index b21a1fe8a..1311cce41 100644
--- a/doc/guides/testpmd_app_ug/run_app.rst
+++ b/doc/guides/testpmd_app_ug/run_app.rst
@@ -501,3 +501,7 @@ The commandline options are:
 *   ``--enable-multiseg``
 
     Enables multi segment send Tx offload on all ports.
+
+*   ``--enable-fast-free``
+
+    Enables mbuf fast free Tx offload on all ports.
-- 
2.12.0