X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=doc%2Fguides%2Fnics%2Fkni.rst;h=593564d134116ab72f31b99efa41185396f0b531;hb=dc9ceff73c99;hp=204fbd563aad61549fe72c2a357690f289b2d97b;hpb=5630257fcc30397e7217139ec55da4f301f59fb7;p=dpdk.git

diff --git a/doc/guides/nics/kni.rst b/doc/guides/nics/kni.rst
index 204fbd563a..593564d134 100644
--- a/doc/guides/nics/kni.rst
+++ b/doc/guides/nics/kni.rst
@@ -55,7 +55,8 @@ configuration:
 
         Interface name: kni#
         force bind kernel thread to a core : NO
-        mbuf size: MAX_PACKET_SZ
+        mbuf size: (rte_pktmbuf_data_room_size(pktmbuf_pool) - RTE_PKTMBUF_HEADROOM)
+        mtu: (conf.mbuf_size - RTE_ETHER_HDR_LEN)
 
 KNI control path is not supported with the PMD, since there is no physical
 backend device by default.
@@ -64,7 +65,7 @@ backend device by default.
 PMD arguments
 -------------
 
-``no_request_thread``, by default PMD creates a phtread for each KNI interface
+``no_request_thread``, by default PMD creates a pthread for each KNI interface
 to handle Linux network interface control commands, like ``ifconfig kni0 up``
 
 With ``no_request_thread`` option, pthread is not created and control commands