Re: ioctl32 consolidation -- call for testing

[Ben Collins]

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On Thu, Feb 27, 2003 at 12:13:02PM -0800, David S. Miller wrote:
>    From: Ben Collins <[e-mail]>
>    Date: Thu, 27 Feb 2003 15:27:39 -0500
>    
>    Here it is. Sparc64's macros for ioctl32's assumed that cmd was u_int
>    instead of u_long. This look ok to you, Dave?
> 
> We would love to see that patch :-)

It was real small...so small that it slipped through mutt's open() call
and never got attached :)

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--- arch/sparc64/kernel/ioctl32.c~	2003-02-27 14:54:49.000000000 -0500
+++ arch/sparc64/kernel/ioctl32.c	2003-02-27 15:19:29.000000000 -0500
@@ -11,6 +11,7 @@
 #include <linux/config.h>
 #include <linux/types.h>
 #include <linux/compat.h>
+#include <linux/ioctl32.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/smp.h>
@@ -4274,10 +4275,14 @@
 #define BNEPGETCONNLIST	_IOR('B', 210, int)
 #define BNEPGETCONNINFO	_IOR('B', 211, int)
 
-#define COMPATIBLE_IOCTL(cmd) asm volatile(".word %0, sys_ioctl, 0" : : "i" (cmd));
-#define HANDLE_IOCTL(cmd,handler) asm volatile(".word %0, %1, 0" : : "i" (cmd), "i" (handler));
-#define IOCTL_TABLE_START void ioctl32_foo(void) { asm volatile(".data\n.global ioctl_start\nioctl_start:");
-#define IOCTL_TABLE_END asm volatile("\n.global ioctl_end\nioctl_end:\n\t.previous"); }
+typedef int (* ioctl32_handler_t)(unsigned int, unsigned int, unsigned long, struct file *);
+
+#define COMPATIBLE_IOCTL(cmd)		HANDLE_IOCTL((cmd),sys_ioctl)
+#define HANDLE_IOCTL(cmd,handler)	{ (cmd), (ioctl32_handler_t)(handler), NULL },
+#define IOCTL_TABLE_START \
+	struct ioctl_trans ioctl_start[] = {
+#define IOCTL_TABLE_END \
+	}; struct ioctl_trans ioctl_end[0];
 
 IOCTL_TABLE_START
 /* List here exlicitly which ioctl's are known to have

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