linux-kernel - [PATCH] sh: fix kernel build error

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Date:	Wed, 13 Nov 2013 22:38:24 +0800
From:	Wanlong Gao <gaowanlong@...fujitsu.com>
To:	linux-sh@...r.kernel.org, lethal@...ux-sh.org
Cc:	linux-kernel@...r.kernel.org, fengguang.wu@...el.com,
	kbuild-all@...org, Wanlong Gao <gaowanlong@...fujitsu.com>
Subject: [PATCH] sh: fix kernel build error

   arch/sh/kernel/kgdb.c: In function 'sleeping_thread_to_gdb_regs':
>> arch/sh/kernel/kgdb.c:225:32: error: implicit declaration of function 'task_stack_page' [-Werror=implicit-function-declaration]
>> arch/sh/kernel/kgdb.c:242:23: error: dereferencing pointer to incomplete type
>> arch/sh/kernel/kgdb.c:243:22: error: dereferencing pointer to incomplete type
   arch/sh/kernel/kgdb.c: In function 'singlestep_trap_handler':
>> arch/sh/kernel/kgdb.c:310:27: error: 'SIGTRAP' undeclared (first use in this function)
   arch/sh/kernel/kgdb.c:310:27: note: each undeclared identifier is reported only once for each function it appears in
   cc1: all warnings being treated as errors

This is introduced by commit 16559ae.

CC: kbuild-all@...org
Reported-by: Fengguang Wu <fengguang.wu@...el.com>
Signed-off-by: Wanlong Gao <gaowanlong@...fujitsu.com>
---
 arch/sh/kernel/kgdb.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/sh/kernel/kgdb.c b/arch/sh/kernel/kgdb.c
index 38b3139..adad46e 100644
--- a/arch/sh/kernel/kgdb.c
+++ b/arch/sh/kernel/kgdb.c
@@ -13,6 +13,7 @@
 #include <linux/kdebug.h>
 #include <linux/irq.h>
 #include <linux/io.h>
+#include <linux/sched.h>
 #include <asm/cacheflush.h>
 #include <asm/traps.h>
 
-- 
1.8.5.rc1.17.g0ecd94d

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