forked from Minki/linux
x86: coding style fixes to arch/x86/kernel/sys_x86_64.c
Fix all errors and many warnings reported by checkpatch.pl without change sys_x86_64.o arch/x86/kernel/sys_x86_64.o: text data bss dec hex filename 1567 0 0 1567 61f sys_x86_64.o.after 1567 0 0 1567 61f sys_x86_64.o.before md5: de28ffedcb5851dfd7ec87a03afec1fd sys_x86_64.o.after de28ffedcb5851dfd7ec87a03afec1fd sys_x86_64.o.before Signed-off-by: Gustavo F. Padovan <gustavo@las.ic.unicamp.br> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -13,15 +13,16 @@
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#include <linux/utsname.h>
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#include <linux/personality.h>
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#include <linux/random.h>
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#include <linux/uaccess.h>
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#include <asm/uaccess.h>
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#include <asm/ia32.h>
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asmlinkage long sys_mmap(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags,
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unsigned long fd, unsigned long off)
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asmlinkage long sys_mmap(unsigned long addr, unsigned long len,
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unsigned long prot, unsigned long flags,
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unsigned long fd, unsigned long off)
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{
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long error;
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struct file * file;
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struct file *file;
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error = -EINVAL;
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if (off & ~PAGE_MASK)
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@ -56,9 +57,9 @@ static void find_start_end(unsigned long flags, unsigned long *begin,
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unmapped base down for this case. This can give
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conflicts with the heap, but we assume that glibc
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malloc knows how to fall back to mmap. Give it 1GB
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of playground for now. -AK */
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*begin = 0x40000000;
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*end = 0x80000000;
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of playground for now. -AK */
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*begin = 0x40000000;
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*end = 0x80000000;
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if (current->flags & PF_RANDOMIZE) {
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new_begin = randomize_range(*begin, *begin + 0x02000000, 0);
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if (new_begin)
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@ -66,9 +67,9 @@ static void find_start_end(unsigned long flags, unsigned long *begin,
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}
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} else {
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*begin = TASK_UNMAPPED_BASE;
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*end = TASK_SIZE;
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*end = TASK_SIZE;
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}
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}
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}
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unsigned long
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arch_get_unmapped_area(struct file *filp, unsigned long addr,
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@ -78,11 +79,11 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
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struct vm_area_struct *vma;
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unsigned long start_addr;
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unsigned long begin, end;
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if (flags & MAP_FIXED)
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return addr;
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find_start_end(flags, &begin, &end);
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find_start_end(flags, &begin, &end);
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if (len > end)
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return -ENOMEM;
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@ -96,12 +97,12 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
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}
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if (((flags & MAP_32BIT) || test_thread_flag(TIF_IA32))
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&& len <= mm->cached_hole_size) {
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mm->cached_hole_size = 0;
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mm->cached_hole_size = 0;
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mm->free_area_cache = begin;
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}
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addr = mm->free_area_cache;
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if (addr < begin)
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addr = begin;
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if (addr < begin)
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addr = begin;
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start_addr = addr;
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full_search:
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@ -127,7 +128,7 @@ full_search:
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return addr;
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}
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if (addr + mm->cached_hole_size < vma->vm_start)
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mm->cached_hole_size = vma->vm_start - addr;
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mm->cached_hole_size = vma->vm_start - addr;
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addr = vma->vm_end;
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}
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@ -177,7 +178,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
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vma = find_vma(mm, addr-len);
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if (!vma || addr <= vma->vm_start)
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/* remember the address as a hint for next time */
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return (mm->free_area_cache = addr-len);
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return mm->free_area_cache = addr-len;
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}
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if (mm->mmap_base < len)
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@ -194,7 +195,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
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vma = find_vma(mm, addr);
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if (!vma || addr+len <= vma->vm_start)
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/* remember the address as a hint for next time */
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return (mm->free_area_cache = addr);
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return mm->free_area_cache = addr;
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/* remember the largest hole we saw so far */
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if (addr + mm->cached_hole_size < vma->vm_start)
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@ -224,13 +225,13 @@ bottomup:
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}
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asmlinkage long sys_uname(struct new_utsname __user * name)
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asmlinkage long sys_uname(struct new_utsname __user *name)
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{
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int err;
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down_read(&uts_sem);
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err = copy_to_user(name, utsname(), sizeof (*name));
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err = copy_to_user(name, utsname(), sizeof(*name));
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up_read(&uts_sem);
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if (personality(current->personality) == PER_LINUX32)
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err |= copy_to_user(&name->machine, "i686", 5);
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if (personality(current->personality) == PER_LINUX32)
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err |= copy_to_user(&name->machine, "i686", 5);
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return err ? -EFAULT : 0;
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}
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