From bdab18633a302c82b5e5d5dbc4e38b0baf9c0837 Mon Sep 17 00:00:00 2001
From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Sun, 20 Sep 2026 08:15:23 -0700
Subject: Merge tag 'locking-urgent-2026-09-20' of
 git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull futex fix from Ingo Molnar:

 - Also allocate a default private futex hash on vfork() as well, to
   avoid races with (private) futex waiters (Peter Zijlstra)

* tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  futex: Also allocate private hash on vfork()
---
 arch/mips/Makefile.postlink | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 arch/mips/Makefile.postlink

(limited to 'arch/mips/Makefile.postlink')

diff --git a/arch/mips/Makefile.postlink b/arch/mips/Makefile.postlink
new file mode 100644
index 000000000..ea0add7d5
--- /dev/null
+++ b/arch/mips/Makefile.postlink
@@ -0,0 +1,41 @@
+# SPDX-License-Identifier: GPL-2.0
+# ===========================================================================
+# Post-link MIPS pass
+# ===========================================================================
+#
+# 1. Check that Loongson3 LL/SC workarounds are applied correctly
+# 2. Insert relocations into vmlinux
+
+PHONY := __archpost
+__archpost:
+
+-include include/config/auto.conf
+include $(srctree)/scripts/Kbuild.include
+
+CMD_LS3_LLSC = arch/mips/tools/loongson3-llsc-check
+quiet_cmd_ls3_llsc = LLSCCHK $@
+      cmd_ls3_llsc = $(CMD_LS3_LLSC) $@
+
+CMD_RELOCS = arch/mips/boot/tools/relocs
+quiet_cmd_relocs = RELOCS  $@
+      cmd_relocs = $(CMD_RELOCS) $@
+
+# `@true` prevents complaint when there is nothing to be done
+
+vmlinux vmlinux.unstripped: FORCE
+	@true
+ifeq ($(CONFIG_CPU_LOONGSON3_WORKAROUNDS),y)
+	$(call if_changed,ls3_llsc)
+endif
+ifeq ($(CONFIG_RELOCATABLE),y)
+	$(call if_changed,relocs)
+endif
+
+clean:
+	@true
+
+PHONY += FORCE clean
+
+FORCE:
+
+.PHONY: $(PHONY)
-- 
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