r300: Page flipping fixes.

Mostly making sure the page flipping state is respected when necessary.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/mesa/drivers/dri/r300/radeon_lock.c b/src/mesa/drivers/dri/r300/radeon_lock.c
index ec501c3dc06..84181e2e99e 100644
--- a/src/mesa/drivers/dri/r300/radeon_lock.c
+++ b/src/mesa/drivers/dri/r300/radeon_lock.c
@@ -50,13 +50,14 @@ int prevLockLine = 0;
 
 /* Turn on/off page flipping according to the flags in the sarea:
  */
-static void radeonUpdatePageFlipping(radeonContextPtr radeon)
+void radeonUpdatePageFlipping(radeonContextPtr radeon)
 {
 	int use_back;
 
 	radeon->doPageFlip = radeon->sarea->pfState;
         if (radeon->glCtx->WinSysDrawBuffer) {
            driFlipRenderbuffers(radeon->glCtx->WinSysDrawBuffer, radeon->sarea->pfCurrentPage);
+           r300UpdateDrawBuffer(radeon->glCtx);
         }
 
 	use_back = (radeon->glCtx->DrawBuffer->_ColorDrawBufferMask[0] == BUFFER_BIT_BACK_LEFT);