From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jan Stancek <jstancek@redhat.com>
Date: Tue, 13 Oct 2015 07:11:41 -0400 (EDT)
Subject: [LTP] [PATCH v2] mem/hugetlb: shift an empty region to use in
 hugemmap02.c
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----- Original Message -----
> From: "Jan Stancek" <jstancek@redhat.com>
> To: "Li Wang" <liwang@redhat.com>, "Cyril Hrubis" <chrubis@suse.cz>
> Cc: ltp@lists.linux.it
> Sent: Tuesday, 13 October, 2015 12:54:46 PM
> Subject: Re: [LTP] [PATCH v2] mem/hugetlb: shift an empty region to use in hugemmap02.c

> 
> The approach above should work, but it also stores data to buf,
> that we don't care about. You could do fscanf + "while (fgetc(f) != '\n');"
> to forward to next line, if you want to avoid using buf.

OK, I take that back, Cyril's version is prettier:
> 
>                 ret = fscanf(f, "%lx-%lx %*[^\n]\n", &start, &end);