On Thu, Jul 25, 2013 at 11:52 PM, Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> wrote:
> On Thu, Jul 25, 2013 at 10:07:02PM +0200, Sedat Dilek wrote:
>> What means the bang line?
>>
>> [ 54.564] (II) GLX: Initialized DRI2 GL provider for screen 0
>> [ 54.565] bang: 1159
>> [ 54.565]
>> Fatal server error:
>> [ 54.565] failed to create screen resources
>
> That means between the kernel reporting success for
> DRM_IOCTL_I915_GEM_MMAP_GTT and libdrm returning from
> drm_intel_gem_bo_map_gtt(), something went wrong. This implies that the
> call to mmap() failed.
>
> I don't see how changing versions of the ddx would unmask the bug, nor
> why the mmap() should suddenly start failing. Anybody have any
> suggestions other than
>
> diff --git a/src/intel_uxa.c b/src/intel_uxa.c
> index 2f14173..3872258 100644
> --- a/src/intel_uxa.c
> +++ b/src/intel_uxa.c
> @@ -1149,12 +1149,15 @@ Bool intel_uxa_create_screen_resources(ScreenPtr screen)
> PixmapPtr pixmap;
> intel_screen_private *intel = intel_get_screen_private(scrn);
> dri_bo *bo = intel->front_buffer;
> + int ret;
>
> if (!uxa_resources_init(screen))
> return FALSE;
>
> - if (drm_intel_gem_bo_map_gtt(bo))
> + if ((ret = drm_intel_gem_bo_map_gtt(bo))) {
> + ErrorF("%s:%d bang, errno=%d\n", __func__, __LINE__, -ret);
> return FALSE;
> + }
>
> pixmap = screen->GetScreenPixmap(screen);
> intel_set_pixmap_bo(pixmap, bo);
>
> which is most likely to report EINVAL (22)?
Yupp, this shows me...
[ 28.542] (II) GLX: Initialized DRI2 GL provider for screen 0
[ 28.543] intel_uxa_create_screen_resources:1158 bang, errno=22
[ 28.543]
Fatal server error:
[ 28.543] failed to create screen resources
- Sedat -
> -Chris
>
> --
> Chris Wilson, Intel Open Source Technology Centre
> --
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