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@@ -1,8 +1,20 @@
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+From 45544e43f60418917dfd8ec57e99880ce38ced88 Mon Sep 17 00:00:00 2001
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+From: Khem Raj <raj.khem@gmail.com>
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+Date: Thu, 30 Jan 2020 16:57:50 -0800
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+Subject: [PATCH] mesa,libxshmfence: Define __NR_futex for rv32
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+
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+Signed-off-by: Khem Raj <raj.khem@gmail.com>
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+---
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+ src/util/futex.h | 4 ++++
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+ 1 file changed, 4 insertions(+)
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+
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+diff --git a/src/util/futex.h b/src/util/futex.h
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+index 4d712e2..920818d 100644
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--- a/src/util/futex.h
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+++ b/src/util/futex.h
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-@@ -26,6 +26,10 @@
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-
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+@@ -27,6 +27,10 @@
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#if defined(HAVE_LINUX_FUTEX_H)
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+ #define UTIL_FUTEX_SUPPORTED 1
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+#if !defined(__NR_futex) && defined(__riscv) && __riscv_xlen == 32
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+# define __NR_futex __NR_futex_time64
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