tree d55e5476dc531419053098694b77626497fd51d6
parent 2a2d692b64212ae8b3c7ab1e5e02801ca49fa709
author Jim Beveridge <jimbe@chromium.org> 1499733391 -0700
committer Jim Beveridge <jimbe@chromium.org> 1499792007 -0700

[tar] Improve performance of -c/-x/-t.

* Fixes performance of -c and -x by increasing the buffer size
from 512 bytes to 8192 bytes.
* Fixes performance of -t by using lseek instead of reading the data.
* Prevents incorrect error message when trying to remove a directory
that contains files.
* Filed related bugs US-291, US-293 and US-294.

US-295 #done

Change-Id: Id971750fa6bd6d45c27bef65b72986eb20d3db70