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Date: Wed, 14 Mar 2012 13:29:41 +0000
From: "Jacquiot, Aurelien" <a-jacquiot@...com>
To: Mark Salter <msalter@...hat.com>,
David Howells <dhowells@...hat.com>
CC: "linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
"linux-c6x-dev@...ux-c6x.org" <linux-c6x-dev@...ux-c6x.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"paul.gortmaker@...driver.com" <paul.gortmaker@...driver.com>,
"hpa@...or.com" <hpa@...or.com>,
"torvalds@...ux-foundation.org" <torvalds@...ux-foundation.org>
Subject: RE: [Linux-c6x-dev] [PATCH 06/35] Disintegrate asm/system.h for C6X
[ver #2]
Mark,
Are you sure about the #define _ASM_C6X_BARRIER_H in exec.h? _ASM_C6X_EXEC_H sounds better...
Aurelien
Texas Instruments France SA, 821 Avenue Jack Kilby, 06270 Villeneuve Loubet. 036 420 040 R.C.S Antibes. Capital de EUR 753.920
-----Original Message-----
From: linux-c6x-dev-bounces@...ux-c6x.org [mailto:linux-c6x-dev-bounces@...ux-c6x.org] On Behalf Of Mark Salter
Sent: Wednesday, March 14, 2012 1:29 PM
To: David Howells
Cc: linux-arch@...r.kernel.org; linux-c6x-dev@...ux-c6x.org; linux-kernel@...r.kernel.org; paul.gortmaker@...driver.com; hpa@...or.com; torvalds@...ux-foundation.org
Subject: Re: [Linux-c6x-dev] [PATCH 06/35] Disintegrate asm/system.h for C6X [ver #2]
On Mon, 2012-03-12 at 23:37 +0000, David Howells wrote:
> Disintegrate asm/system.h for C6X. Not compiled. Appears to be missing
> asm/atomic.h and asm/bug.h.
>
> Signed-off-by: David Howells <dhowells@...hat.com>
> cc: linux-c6x-dev@...ux-c6x.org
> ---
I needed the following to clean up build errors from this:
diff --git a/arch/c6x/include/asm/bug.h b/arch/c6x/include/asm/bug.h
index 3df21c0..8d59933 100644
--- a/arch/c6x/include/asm/bug.h
+++ b/arch/c6x/include/asm/bug.h
@@ -11,11 +11,13 @@
#ifndef _ASM_C6X_BUG_H
#define _ASM_C6X_BUG_H
+#include <linux/linkage.h>
#include <asm-generic/bug.h>
struct pt_regs;
extern void die(char *str, struct pt_regs *fp, int nr);
extern asmlinkage int process_exception(struct pt_regs *regs);
+extern asmlinkage void enable_exception(void);
#endif /* _ASM_C6X_BUG_H */
diff --git a/arch/c6x/include/asm/exec.h b/arch/c6x/include/asm/exec.h
new file mode 100644
index 0000000..646b5b7
--- /dev/null
+++ b/arch/c6x/include/asm/exec.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_C6X_BARRIER_H
+#define _ASM_C6X_BARRIER_H
+
+#define arch_align_stack(x) (x)
+
+#endif
diff --git a/arch/c6x/include/asm/special_insns.h b/arch/c6x/include/asm/special_insns.h
index 3be40df..59672bc 100644
--- a/arch/c6x/include/asm/special_insns.h
+++ b/arch/c6x/include/asm/special_insns.h
@@ -48,7 +48,6 @@
/*
* Exception management
*/
-asmlinkage void enable_exception(void);
#define disable_exception()
#define get_except_type() get_creg(EFR)
#define ack_exception(type) set_creg(ECR, 1 << (type))
diff --git a/arch/c6x/include/asm/switch_to.h b/arch/c6x/include/asm/switch_to.h
index 83bb5a4..af6c71f 100644
--- a/arch/c6x/include/asm/switch_to.h
+++ b/arch/c6x/include/asm/switch_to.h
@@ -11,6 +11,8 @@
#ifndef _ASM_C6X_SWITCH_TO_H
#define _ASM_C6X_SWITCH_TO_H
+#include <linux/linkage.h>
+
#define prepare_to_switch() do { } while (0)
struct task_struct;
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