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uml: style fixes in arch/um/sys-x86_64

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Style fixes in arch/um/sys-x86_64:
	updated copyrights
	CodingStyle fixes
	added severities to printks which needed them

A bunch of functions in sys-*/ptrace_user.c turn out to be unused, so they and
their declarations are gone.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jeff Dike
2008-02-04 22:31:20 -08:00
committed by Linus Torvalds
parent 7281ff952c
commit 95906b24fb
8 changed files with 66 additions and 107 deletions
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31
arch/um/sys-x86_64/syscall_table.c
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@ -1,5 +1,7 @@
/* System call table for UML/x86-64, copied from arch/x86_64/kernel/syscall.c
* with some changes for UML. */
/*
* System call table for UML/x86-64, copied from arch/x86_64/kernel/syscall.c
* with some changes for UML.
*/
#include <linux/linkage.h>
#include <linux/sys.h>
@ -8,22 +10,26 @@
#define __NO_STUBS
/* Below you can see, in terms of #define's, the differences between the x86-64
* and the UML syscall table. */
/*
* Below you can see, in terms of #define's, the differences between the x86-64
* and the UML syscall table.
*/
/* Not going to be implemented by UML, since we have no hardware. */
#define stub_iopl sys_ni_syscall
#define sys_ioperm sys_ni_syscall
/* The UML TLS problem. Note that x86_64 does not implement this, so the below
* is needed only for the ia32 compatibility. */
/*#define sys_set_thread_area sys_ni_syscall
#define sys_get_thread_area sys_ni_syscall*/
/*
* The UML TLS problem. Note that x86_64 does not implement this, so the below
* is needed only for the ia32 compatibility.
*/
/* On UML we call it this way ("old" means it's not mmap2) */
#define sys_mmap old_mmap
/* On x86-64 sys_uname is actually sys_newuname plus a compatibility trick.
* See arch/x86_64/kernel/sys_x86_64.c */
/*
* On x86-64 sys_uname is actually sys_newuname plus a compatibility trick.
* See arch/x86_64/kernel/sys_x86_64.c
*/
#define sys_uname sys_uname64
#define stub_clone sys_clone
@ -47,7 +53,10 @@ typedef void (*sys_call_ptr_t)(void);
extern void sys_ni_syscall(void);
sys_call_ptr_t sys_call_table[UM_NR_syscall_max+1] __cacheline_aligned = {
/* Smells like a like a compiler bug -- it doesn't work when the & below is removed. */
/*
* Smells like a like a compiler bug -- it doesn't work when the &
* below is removed.
*/
[0 ... UM_NR_syscall_max] = &sys_ni_syscall,
#include <asm-x86/unistd_64.h>
};