[Piglit] [PATCH 1/2] update documentation to be clear about using multiple profiles

[Dylan Baker]

Updates README and the help message to be clear about using multiple
test profiles.

Signed-off-by: Dylan Baker <dylanx.c.baker at intel.com>
---
 README                    | 6 +++++-
 framework/programs/run.py | 6 ++++--
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/README b/README
index ef8b639..9ba0a97 100644
--- a/README
+++ b/README
@@ -209,11 +209,15 @@ Build from the Command Prompt.
 
 Make sure that everything is set up correctly:
 
-  $ ./piglit run tests/sanity results/sanity.results
+  $ ./piglit run tests/sanity results/sanity
 
 You may include '.py' on the profile, or you may exclude it (sanity vs sanity.py),
 both are equally valid.
 
+You may provide multiple profiles to be run at the same time:
+  
+  $ ./piglit run quick_cl gpu deqp-gles3 results/gl-cl-combined
+
 Use
 
   $ ./piglit run
diff --git a/framework/programs/run.py b/framework/programs/run.py
index 89ccd11..9bb4713 100644
--- a/framework/programs/run.py
+++ b/framework/programs/run.py
@@ -183,9 +183,11 @@ def _run_parser(input_):
     parser.add_argument("--test-list",
                         help="A file containing a list of tests to run")
     parser.add_argument("test_profile",
-                        metavar="<Path to one or more test profile(s)>",
+                        metavar="<Profile Path(es)",
                         nargs='+',
-                        help="Path to testfile to run")
+                        help="Path to one or more test profiles to run. "
+                             "If more than one profile is provided then they "
+                             "will be merged.")
     parser.add_argument("results_path",
                         type=path.realpath,
                         metavar="<Results Path>",
-- 
2.2.2