On Thu, 2007-02-01 at 18:24 -0800, Nishanth Aravamudan wrote:
> diff --git a/elflink.c b/elflink.c
> index 5a57358..a8d5d4a 100644
> --- a/elflink.c
> +++ b/elflink.c
> @@ -186,8 +186,8 @@ static char share_path[PATH_MAX+1];
> #define MAX_HTLB_SEGS 2
>
> struct seg_info {
> - void *vaddr;
> - unsigned long filesz, memsz;
> + void *vaddr, *extra_vaddr;
> + unsigned long filesz, memsz, extrasz;
As of now, the extra_copy window abuts the filesz portion of the
segment. Therefore, we only really need to store extrasz. The
pagecache dropping code can then construct a for loop like the
following:
for (p = vaddr; p < (vaddr + filesz + extrasz); p += HPAGE_SIZE) ...
--
Adam Litke - (agl at us.ibm.com)
IBM Linux Technology Center
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