From c968b99f868dd82ebcafec9788ce18334da177b6 Mon Sep 17 00:00:00 2001
From: Randy Dunlap <rdunlap@infradead.org>
Date: Thu, 21 Dec 2023 20:58:25 -0800
Subject: LoongArch: signal.c: add header file to fix build error

loongarch's signal.c uses rseq_signal_deliver() so it should
pull in the appropriate header to prevent a build error:

../arch/loongarch/kernel/signal.c: In function 'handle_signal':
../arch/loongarch/kernel/signal.c:1034:9: error: implicit declaration of function 'rseq_signal_deliver' [-Werror=implicit-function-declaration]
 1034 |         rseq_signal_deliver(ksig, regs);
      |         ^~~~~~~~~~~~~~~~~~~

Fixes: b74baf4ad05b ("LoongArch: Add signal handling support")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: WANG Xuerui <kernel@xen0n.name>
Cc: loongarch@lists.linux.dev
Cc: Kent Overstreet <kent.overstreet@linux.dev>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---
 arch/loongarch/kernel/signal.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'arch/loongarch')

diff --git a/arch/loongarch/kernel/signal.c b/arch/loongarch/kernel/signal.c
index 4a3686d13349..7a555b600171 100644
--- a/arch/loongarch/kernel/signal.c
+++ b/arch/loongarch/kernel/signal.c
@@ -15,6 +15,7 @@
 #include <linux/context_tracking.h>
 #include <linux/entry-common.h>
 #include <linux/irqflags.h>
+#include <linux/rseq.h>
 #include <linux/sched.h>
 #include <linux/mm.h>
 #include <linux/personality.h>
-- 
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