The driver only has one reasonable place to look for its context to flush anything, which is the current context. Don't bother it with having to check. --- src/glx/dri2_glx.c | 9 +++++++-- 1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/src/glx/dri2_glx.c b/src/glx/dri2_glx.c index a275ba5..2c28bc2 100644 --- a/src/glx/dri2_glx.c +++ b/src/glx/dri2_glx.c @@ -535,8 +535,13 @@ dri2SwapBuffers(__GLXDRIdrawable *pdraw, int64_t target_msc, int64_t divisor, CARD64 ret = 0; #ifdef __DRI2_FLUSH - if (psc->f) - (*psc->f->flush)(priv->driDrawable); + if (psc->f) { + struct glx_context *gc = __glXGetCurrentContext(); + + if (gc) { + (*psc->f->flush)(priv->driDrawable); + } + } #endif /* Old servers don't send invalidate events */ -- 1.7.4.1 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev