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-rw-r--r--0004-Makefile-disallow-data-races-on-gcc-10-as-well.patch32
1 files changed, 32 insertions, 0 deletions
diff --git a/0004-Makefile-disallow-data-races-on-gcc-10-as-well.patch b/0004-Makefile-disallow-data-races-on-gcc-10-as-well.patch
new file mode 100644
index 00000000000..6b5c0f28a39
--- /dev/null
+++ b/0004-Makefile-disallow-data-races-on-gcc-10-as-well.patch
@@ -0,0 +1,32 @@
+From e33336e058bdd4e109c9131bb13584ccb1b5e15d Mon Sep 17 00:00:00 2001
+From: Sergei Trofimovich <slyfox@gentoo.org>
+Date: Tue, 17 Mar 2020 00:07:18 +0000
+Subject: [PATCH 4/6] Makefile: disallow data races on gcc-10 as well
+
+gcc-10 will rename --param=allow-store-data-races=0
+to -fno-allow-store-data-races.
+
+The flag change happened at https://gcc.gnu.org/PR92046.
+
+Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
+Acked-by: Jiri Kosina <jkosina@suse.cz>
+Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
+---
+ Makefile | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/Makefile b/Makefile
+index d252219666fd..abca59ecbe2b 100644
+--- a/Makefile
++++ b/Makefile
+@@ -714,6 +714,7 @@ endif
+
+ # Tell gcc to never replace conditional load with a non-conditional one
+ KBUILD_CFLAGS += $(call cc-option,--param=allow-store-data-races=0)
++KBUILD_CFLAGS += $(call cc-option,-fno-allow-store-data-races)
+
+ include scripts/Makefile.kcov
+ include scripts/Makefile.gcc-plugins
+--
+2.26.2
+