From 1fd79b4b6d46c95892efb10f2571d36b110224f9 Mon Sep 17 00:00:00 2001
From: Drew Davenport <ddavenport@chromium.org>
Date: Sat, 23 Feb 2019 00:04:52 -0700
Subject: [PATCH] util: Don't block SIGSYS for new threads
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SIGSYS is needed for programs using seccomp for sandboxing.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
---
 src/util/u_thread.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/util/u_thread.h b/src/util/u_thread.h
index 7538d7d634b..a46c18d3db2 100644
--- a/src/util/u_thread.h
+++ b/src/util/u_thread.h
@@ -44,7 +44,8 @@ static inline thrd_t u_thread_create(int (*routine)(void *), void *param)
    int ret;
 
    sigfillset(&new_set);
-   pthread_sigmask(SIG_SETMASK, &new_set, &saved_set);
+   sigdelset(&new_set, SIGSYS);
+   pthread_sigmask(SIG_BLOCK, &new_set, &saved_set);
    ret = thrd_create( &thread, routine, param );
    pthread_sigmask(SIG_SETMASK, &saved_set, NULL);
 #else
-- 
2.20.1