From 3f5fba8a7be61bfc0f46a5ea058108f6e0e1c268 Mon Sep 17 00:00:00 2001
From: Edmondo Tommasina <edmondo.tommasina@gmail.com>
Date: Wed, 21 Dec 2016 22:58:14 +0100
Subject: [PATCH] docs: document GALLIUM_HUD_DUMP_DIR envvar
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Signed-off-by: Marek Olšák <marek.olsak@amd.com>
---
 docs/envvars.html | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/envvars.html b/docs/envvars.html
index 5dd7bab2c66..9eee8db2ebe 100644
--- a/docs/envvars.html
+++ b/docs/envvars.html
@@ -219,6 +219,8 @@ Mesa EGL supports different sets of environment variables.  See the
     disable for unencumbered viewing the rest of the time. For example, set
     GALLIUM_HUD_VISIBLE to false and GALLIUM_HUD_TOGGLE_SIGNAL to 10 (SIGUSR1).
     Use kill -10 <pid> to toggle the hud as desired.
+<li>GALLIUM_HUD_DUMP_DIR - specifies a directory for writing the displayed
+    hud values into files.
 <li>GALLIUM_DRIVER - useful in combination with LIBGL_ALWAYS_SOFTWARE=1 for
     choosing one of the software renderers "softpipe", "llvmpipe" or "swr".
 <li>GALLIUM_LOG_FILE - specifies a file for logging all errors, warnings, etc.