43 lines
1.2 KiB
Diff
43 lines
1.2 KiB
Diff
From 2188582e5ea90edb432a2f421d0a267439ba08f9 Mon Sep 17 00:00:00 2001
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From: =?utf-8?q?Michel=20D=C3=A4nzer?= <michel@tungstengraphics.com>
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Date: Mon, 20 Oct 2008 09:55:24 -0400
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Subject: [PATCH] EXA: Avoid excessive syncing in PutImage
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---
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exa/exa_migration.c | 6 ++++--
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1 files changed, 4 insertions(+), 2 deletions(-)
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diff --git a/exa/exa_migration.c b/exa/exa_migration.c
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index 56b6945..571650c 100644
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--- a/exa/exa_migration.c
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+++ b/exa/exa_migration.c
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@@ -129,6 +129,7 @@ exaCopyDirty(ExaMigrationPtr migrate, RegionPtr pValidDst, RegionPtr pValidSrc,
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BoxPtr pBox;
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int nbox;
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Bool access_prepared = FALSE;
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+ Bool need_sync = FALSE;
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/* Damaged bits are valid in current copy but invalid in other one */
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if (exaPixmapIsOffscreen(pPixmap)) {
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@@ -220,14 +221,15 @@ exaCopyDirty(ExaMigrationPtr migrate, RegionPtr pValidDst, RegionPtr pValidSrc,
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exaMemcpyBox (pPixmap, pBox,
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fallback_src, fallback_srcpitch,
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fallback_dst, fallback_dstpitch);
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- }
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+ } else
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+ need_sync = TRUE;
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pBox++;
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}
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if (access_prepared)
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exaFinishAccess(&pPixmap->drawable, fallback_index);
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- else
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+ else if (need_sync)
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sync (pPixmap->drawable.pScreen);
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pExaPixmap->offscreen = save_offscreen;
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--
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1.6.0.1
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