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[PATCH][MIPS] kernel build fails if CONFIG_KGDB=y and CONFIG_SMP=n

To: linux-mips@linux-mips.org
Subject: [PATCH][MIPS] kernel build fails if CONFIG_KGDB=y and CONFIG_SMP=n
From: Frank Rowand <frank.rowand@am.sony.com>
Date: Thu, 13 Dec 2007 17:57:57 -0500
Original-recipient: rfc822;linux-mips@linux-mips.org
Reply-to: frank.rowand@am.sony.com
Sender: linux-mips-bounce@linux-mips.org
The kernel build fails if CONFIG_KGDB=y and CONFIG_SMP=n.

kgdb_wait() is defined but unused, resulting in a warning.
The warning is converted to an error by the
"EXTRA_CFLAGS += -Werror" in arch/mips/kernel/Makefile.


Signed-off-by: Frank Rowand <frank.rowand@am.sony.com>


---
 arch/mips/kernel/gdb-stub.c |    2     2 +     0 -     0 !
 1 files changed, 2 insertions(+)

Index: linux-2.6.24-rc4/arch/mips/kernel/gdb-stub.c
===================================================================
--- linux-2.6.24-rc4.orig/arch/mips/kernel/gdb-stub.c
+++ linux-2.6.24-rc4/arch/mips/kernel/gdb-stub.c
@@ -656,6 +656,7 @@ void set_async_breakpoint(unsigned long 
        *epc = (unsigned long)async_breakpoint;
 }
 
+#ifdef CONFIG_SMP
 static void kgdb_wait(void *arg)
 {
        unsigned flags;
@@ -668,6 +669,7 @@ static void kgdb_wait(void *arg)
 
        local_irq_restore(flags);
 }
+#endif
 
 /*
  * GDB stub needs to call kgdb_wait on all processor with interrupts




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