[dpdk-dev] [PATCH] doc: correct source extract command

[Baruch Siach]

DPDK source archives are .tar.xz or .tar.gz, not .zip. Use .tar.xz in the
instructions, since that is what the main download page links to.

Also, correct the archive file and directory name capitalization.

Signed-off-by: Baruch Siach <baruch at tkos.co.il>
---
 doc/guides/linux_gsg/build_dpdk.rst | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/guides/linux_gsg/build_dpdk.rst b/doc/guides/linux_gsg/build_dpdk.rst
index 527c38dc9a9b..51a6210620a8 100644
--- a/doc/guides/linux_gsg/build_dpdk.rst
+++ b/doc/guides/linux_gsg/build_dpdk.rst
@@ -45,8 +45,8 @@ First, uncompress the archive and move to the uncompressed DPDK source directory
 
 .. code-block:: console
 
-    unzip DPDK-<version>.zip
-    cd DPDK-<version>
+    tar xJf dpdk-<version>.tar.xz
+    cd dpdk-<version>
 
 The DPDK is composed of several directories:
 
-- 
2.10.2