From 091295d7cb5781ddf7ca8f254471fbe896831fbc Mon Sep 17 00:00:00 2001 From: Gert Wollny Date: Tue, 27 Nov 2018 20:50:44 +0100 Subject: [PATCH] virgl: Don't try handling server fences when they are not supported vtest doesn't implement the according API and would segfault: Program received signal SIGSEGV, Segmentation fault. #0 0x0000000000000000 in ?? () #1 in virgl_fence_server_sync at src/gallium/drivers/virgl/virgl_context.c:1049 #2 in st_server_wait_sync at src/mesa/state_tracker/st_cb_syncobj.c:155 so just don't do the call when the function pointers are not set. Fixes dEQP: dEQP-GLES3.functional.fence_sync.wait_sync_smalldraw dEQP-GLES3.functional.fence_sync.wait_sync_largedraw Fixes: d1a1c21e7621b5177febf191fcd3d3b8ef69dc96 virgl: native fence fd support Signed-off-by: Gert Wollny Reviewed-by: Dave Airlie Reviewed-by: Robert Foss --- src/gallium/drivers/virgl/virgl_context.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/src/gallium/drivers/virgl/virgl_context.c b/src/gallium/drivers/virgl/virgl_context.c index 892fef76c75..f0ee64c1457 100644 --- a/src/gallium/drivers/virgl/virgl_context.c +++ b/src/gallium/drivers/virgl/virgl_context.c @@ -1037,7 +1037,8 @@ static void virgl_create_fence_fd(struct pipe_context *ctx, assert(type == PIPE_FD_TYPE_NATIVE_SYNC); struct virgl_screen *rs = virgl_screen(ctx->screen); - *fence = rs->vws->cs_create_fence(rs->vws, fd); + if (rs->vws->cs_create_fence) + *fence = rs->vws->cs_create_fence(rs->vws, fd); } static void virgl_fence_server_sync(struct pipe_context *ctx, @@ -1046,7 +1047,8 @@ static void virgl_fence_server_sync(struct pipe_context *ctx, struct virgl_context *vctx = virgl_context(ctx); struct virgl_screen *rs = virgl_screen(ctx->screen); - rs->vws->fence_server_sync(rs->vws, vctx->cbuf, fence); + if (rs->vws->fence_server_sync) + rs->vws->fence_server_sync(rs->vws, vctx->cbuf, fence); } static void virgl_set_shader_images(struct pipe_context *ctx, -- 2.30.2