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drm/i915: Disallow dynamic ppgtt param modification
authorBen Widawsky <benjamin.widawsky@intel.com>
Mon, 25 Nov 2013 17:54:36 +0000 (09:54 -0800)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 26 Nov 2013 09:10:14 +0000 (10:10 +0100)
This would have never worked.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/i915_drv.c patch | blob | blame | history

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 804a139901a2198fbcb1b6aaf1b6cf749950f13b..13076db65eb962c5bfc5516c7869f8d66fa025d1 100644 (file)
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -114,7 +114,7 @@ MODULE_PARM_DESC(enable_hangcheck,
                "(default: true)");
 
 int i915_enable_ppgtt __read_mostly = -1;
-module_param_named(i915_enable_ppgtt, i915_enable_ppgtt, int, 0600);
+module_param_named(i915_enable_ppgtt, i915_enable_ppgtt, int, 0400);
 MODULE_PARM_DESC(i915_enable_ppgtt,
                "Enable PPGTT (default: true)");