Re: Hugepages demand paging V2 [1/8]: hugetlb fault handler

[Hirokazu Takahashi]

Hi,

> ChangeLog
> 	* provide huge page fault handler and related things

<snip>

> Index: linux-2.6.9/fs/hugetlbfs/inode.c
> ===================================================================
> --- linux-2.6.9.orig/fs/hugetlbfs/inode.c	2004-10-18 14:55:07.000000000 -0700
> +++ linux-2.6.9/fs/hugetlbfs/inode.c	2004-10-21 14:50:14.000000000 -0700
> @@ -79,10 +79,6 @@
>  	if (!(vma->vm_flags & VM_WRITE) && len > inode->i_size)
>  		goto out;
> 
> -	ret = hugetlb_prefault(mapping, vma);
> -	if (ret)
> -		goto out;
> -
>  	if (inode->i_size < len)
>  		inode->i_size = len;
>  out:

hugetlbfs_file_mmap() may fail with a weird error, as it returns
uninitialized variable "ret".


Thanks.
Hirokazu Takahashi.
-
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