Re: 64-bit kernel patch.

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Here is the next patch in line.

/Carsten



Ralf Baechle wrote:

> On Wed, Oct 02, 2002 at 04:05:02PM +0200, Carsten Langgaard wrote:
>
> > Ok, here is the next patch.
> > It fixes the sys32_sendmsg and sys32_recvmsg.
>
> Ok, in.  Maciej, you can start the chainsawing ;-)
>
>   Ralf

--
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Index: arch/mips64/kernel/linux32.c
===================================================================
RCS file: /home/cvs/linux/arch/mips64/kernel/linux32.c,v
retrieving revision 1.42.2.15
diff -u -r1.42.2.15 linux32.c
--- arch/mips64/kernel/linux32.c	2 Oct 2002 14:40:23 -0000	1.42.2.15
+++ arch/mips64/kernel/linux32.c	3 Oct 2002 06:44:51 -0000
@@ -2803,6 +2803,27 @@
 	return len;
 }
 
+extern asmlinkage ssize_t sys_sendfile(int out_fd, int in_fd, off_t *offset, size_t count);
+
+asmlinkage int sys32_sendfile(int out_fd, int in_fd, __kernel_off_t32 *offset, s32 count)
+{
+	mm_segment_t old_fs = get_fs();
+	int ret;
+	off_t of;
+	
+	if (offset && get_user(of, offset))
+		return -EFAULT;
+		
+	set_fs(KERNEL_DS);
+	ret = sys_sendfile(out_fd, in_fd, offset ? &of : NULL, count);
+	set_fs(old_fs);
+	
+	if (offset && put_user(of, offset))
+		return -EFAULT;
+		
+	return ret;
+}
+
 asmlinkage ssize_t sys_readahead(int fd, loff_t offset, size_t count);
 
 asmlinkage ssize_t sys32_readahead(int fd, u32 pad0, u64 a2, u64 a3,
Index: arch/mips64/kernel/scall_o32.S
===================================================================
RCS file: /home/cvs/linux/arch/mips64/kernel/scall_o32.S,v
retrieving revision 1.48.2.16
diff -u -r1.48.2.16 scall_o32.S
--- arch/mips64/kernel/scall_o32.S	2 Oct 2002 13:32:45 -0000	1.48.2.16
+++ arch/mips64/kernel/scall_o32.S	3 Oct 2002 06:44:51 -0000
@@ -519,7 +519,7 @@
 	sys	sys_capget	2
 	sys	sys_capset	2			/* 4205 */
 	sys	sys32_sigaltstack	0
-	sys	sys_sendfile	4
+	sys	sys32_sendfile	4
 	sys	sys_ni_syscall	0
 	sys	sys_ni_syscall	0
 	sys	sys32_mmap2	6			/* 4210 */

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