debian/patches/rrcrtc-brackets-are-hard.patch

   1 From dd0c31d6b7559bb0dda6283a5d345d537f1d6b42 Mon Sep 17 00:00:00 2001
   2 From: Dave Airlie <airlied@gmail.com>
   3 Date: Tue, 30 Jul 2013 13:17:45 +1000
   4 Subject: [PATCH] rrcrtc: brackets are hard, lets go shopping.
   5
   6 Slaving two outputs on a secondary GPU to a primary GPU testing
   7 picked this up, in that we'd try to resize to the totally the
   8 wrong thing, then as usual segfault in the rotation code.
   9
  10 Signed-off-by: Dave Airlie <airlied@redhat.com>
  11 ---
  12  randr/rrcrtc.c | 7 ++++---
  13  1 file changed, 4 insertions(+), 3 deletions(-)
  14
  15 --- a/randr/rrcrtc.c
  16 +++ b/randr/rrcrtc.c
  17 @@ -476,7 +476,7 @@ rrCheckPixmapBounding(ScreenPtr pScreen,
  18
  19      xorg_list_for_each_entry(slave, &pScreen->output_slave_list, output_head) {
  20          rrScrPriv(slave);
  21 -        for (c = 0; c < pScrPriv->numCrtcs; c++)
  22 +        for (c = 0; c < pScrPriv->numCrtcs; c++) {
  23              if (pScrPriv->crtcs[c] == rr_crtc) {
  24                  newbox.x1 = x;
  25                  newbox.x2 = x + w;
  26 @@ -491,8 +491,9 @@ rrCheckPixmapBounding(ScreenPtr pScreen,
  27                  newbox.y1 = pScrPriv->crtcs[c]->y;
  28                  newbox.y2 = pScrPriv->crtcs[c]->y + pScrPriv->crtcs[c]->mode->mode.height;
  29              }
  30 -        RegionInit(&new_crtc_region, &newbox, 1);
  31 -        RegionUnion(&total_region, &total_region, &new_crtc_region);
  32 +           RegionInit(&new_crtc_region, &newbox, 1);
  33 +           RegionUnion(&total_region, &total_region, &new_crtc_region);
  34 +       }
  35      }
  36
  37      newsize = RegionExtents(&total_region);