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uml: clone.c tidying

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clone.c needed some style attention -
	updated copyright
	include trimming
	coding style

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 22:30:43 -08:00 committed by Linus Torvalds
parent acb2cf34cf
commit ee56314b79
1 changed files with 24 additions and 20 deletions
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38
arch/um/kernel/skas/clone.c
View file

@ -1,17 +1,20 @@
#include <sched.h>
#include <signal.h>
#include <sys/mman.h>
#include <sys/time.h>
#include <asm/unistd.h>
#include "as-layout.h"
#include "ptrace_user.h"
#include "skas.h"
#include "stub-data.h"
#include "uml-config.h"
#include "sysdep/stub.h"
#include "kern_constants.h"
/*
* Copyright (C) 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
* Licensed under the GPL
*/
/* This is in a separate file because it needs to be compiled with any
#include <signal.h>
#include <sched.h>
#include <asm/unistd.h>
#include <sys/time.h>
#include "as-layout.h"
#include "kern_constants.h"
#include "ptrace_user.h"
#include "stub-data.h"
#include "sysdep/stub.h"
/*
* This is in a separate file because it needs to be compiled with any
* extraneous gcc flags (-pg, -fprofile-arcs, -ftest-coverage) disabled
*
* Use UM_KERN_PAGE_SIZE instead of PAGE_SIZE because that calls getpagesize
@ -26,23 +29,24 @@ stub_clone_handler(void)
err = stub_syscall2(__NR_clone, CLONE_PARENT | CLONE_FILES | SIGCHLD,
STUB_DATA + UM_KERN_PAGE_SIZE / 2 - sizeof(void *));
if(err != 0)
if (err != 0)
goto out;
err = stub_syscall4(__NR_ptrace, PTRACE_TRACEME, 0, 0, 0);
if(err)
if (err)
goto out;
err = stub_syscall3(__NR_setitimer, ITIMER_VIRTUAL,
(long) &data->timer, 0);
if(err)
if (err)
goto out;
remap_stack(data->fd, data->offset);
goto done;
out:
/* save current result.
/*
* save current result.
* Parent: pid;
* child: retcode of mmap already saved and it jumps around this
* assignment