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st/dri: wait for thread to finish before unbinding context

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Fixes a bunch of piglit crashes that hit an assert() when trying
to delete the framebuffer. The assert() was triggered because
WinSysDrawBuffer was set to NULL before glDeleteFramebuffers()
was called.

Tested-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Timothy Arceri 2017-03-17 11:02:14 +11:00
parent 40bc1afc94
commit 9e42b93f33
1 changed files with 3 additions and 0 deletions
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3
src/gallium/state_trackers/dri/dri_context.c
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@ -206,6 +206,9 @@ dri_unbind_context(__DRIcontext * cPriv)
if (--ctx->bind_count == 0) {
if (ctx->st == ctx->stapi->get_current(ctx->stapi)) {
if (ctx->st->thread_finish)
ctx->st->thread_finish(ctx->st);
/* For conformance, unbind is supposed to flush the context.
* However, if we do it here we might end up flushing a partially
* destroyed context. Instead, we flush in dri_make_current and