Attachment 122626 Details for Bug 94752 – BE CAREFUL - patch that makes the bug consistent

[patch] BE CAREFUL - patch that makes the bug consistent

0001-Dirty-hack-to-reproduce-the-framebuffer-reuse-bug.patch (text/plain), 1.48 KB, created by Guilherme on 2016-03-29 23:33:51 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Guilherme

Created: 2016-03-29 23:33:51 UTC

Size: 1.48 KB

patch

obsolete

>From 00e293e7c94e565e1a17e6c39738a0dd367a82c9 Mon Sep 17 00:00:00 2001
>From: Guilherme Quentel Melo <guilherme@esss.com.br>
>Date: Tue, 29 Mar 2016 19:44:43 -0300
>Subject: [PATCH] Dirty hack to reproduce the framebuffer reuse bug
>
>USE AT YOUR OWN RISK
>---
> src/gallium/state_trackers/dri/dri_drawable.c | 13 ++++++++++---
> 1 file changed, 10 insertions(+), 3 deletions(-)
>
>diff --git a/src/gallium/state_trackers/dri/dri_drawable.c b/src/gallium/state_trackers/dri/dri_drawable.c
>index f0cc4a2..e3e5118 100644
>--- a/src/gallium/state_trackers/dri/dri_drawable.c
>+++ b/src/gallium/state_trackers/dri/dri_drawable.c
>@@ -130,11 +130,18 @@ dri_create_buffer(__DRIscreen * sPriv,
> {
>    struct dri_screen *screen = sPriv->driverPrivate;
>    struct dri_drawable *drawable = NULL;
>+   static struct dri_drawable *static_drawable = NULL;
> 
>    if (isPixmap)
>       goto fail;		       /* not implemented */
> 
>-   drawable = CALLOC_STRUCT(dri_drawable);
>+   if (static_drawable == NULL) {
>+      static_drawable = CALLOC_STRUCT(dri_drawable);
>+   }
>+   else {
>+       memset(static_drawable, 0, sizeof(static_drawable));
>+   }
>+   drawable = static_drawable;
>    if (drawable == NULL)
>       goto fail;
> 
>@@ -158,7 +165,7 @@ dri_create_buffer(__DRIscreen * sPriv,
> 
>    return GL_TRUE;
> fail:
>-   FREE(drawable);
>+//   FREE(drawable);
>    return GL_FALSE;
> }
> 
>@@ -177,7 +184,7 @@ dri_destroy_buffer(__DRIdrawable * dPriv)
> 
>    swap_fences_unref(drawable);
> 
>-   FREE(drawable);
>+//   FREE(drawable);
> }
> 
> /**
>-- 
>2.5.0
>

Actions: View | Splinter Review

Attachments on bug 94752: 122625 | 122626 | 122627

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.