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Correct some bugs causing performance issues in the "Smart" scheme.

This commit is contained in:
Eric Anholt 2006-04-28 03:26:30 +00:00
parent 8738bc295b
commit 005529a1c9
2 changed files with 13 additions and 3 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2006-04-27 Eric Anholt <anholt@FreeBSD.org>
* exa/exa_migration.c: (exaPixmapShouldBeInFB), (exaDoMigration):
Correct some bugs causing performance issues in the "Smart" scheme.
2006-04-27 Eric Anholt <anholt@FreeBSD.org>
* exa/exa_accel.c: (exaCopyNtoN), (exaSolidBoxClipped),

11
exa/exa_migration.c
View File

@ -72,7 +72,8 @@ exaPixmapIsDirty (PixmapPtr pPix)
/**
* Returns TRUE if the pixmap is either pinned in FB, or has a sufficient score
* to be considered "should be in framebuffer".
* to be considered "should be in framebuffer". That's just anything that has
* had more acceleration than fallbacks, or has no score yet.
*
* Only valid if using a migration scheme that tracks score.
*/
@ -84,7 +85,7 @@ exaPixmapShouldBeInFB (PixmapPtr pPix)
if (exaPixmapIsPinned (pPix))
return TRUE;
return pExaPixmap->score >= EXA_PIXMAP_SCORE_INIT;
return pExaPixmap->score >= 0;
}
/**
@ -486,7 +487,11 @@ exaDoMigration (ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel)
if (pixmaps[i].as_dst && !exaPixmapShouldBeInFB (pixmaps[i].pPix) &&
!exaPixmapIsDirty (pixmaps[i].pPix))
{
can_accel = FALSE;
for (i = 0; i < npixmaps; i++) {
if (!exaPixmapIsDirty (pixmaps[i].pPix))
exaMoveOutPixmap (pixmaps[i].pPix);
}
return;
}
}