Re: More on 2.2.18pre2aa2

From: Chris Mason (mason@suse.com)
Date: Mon Sep 11 2000 - 08:22:23 EST


--On 09/11/00 15:02:34 +0200 Andrea Arcangeli <andrea@suse.de> wrote:
>
> In 2.2.18pre2aa2.bz2 there's a latency bugfix, now a:
>
> read(fd, &buf, 0x7fffffff)
> write(fd, &buf, 0x7fffffff)
> sendfile(src, dst, NULL, 0x7fffffff)
>
> doesn't hang the machine anymore for several seconds. (well, really they
> are all three still a bit buggy because they don't interrupt themself when
> a signal arrives so we can't use senfile for `cp` of files smaller than 2g
> yet... but at least now you can do something in parallel even if you are
> so lucky to have some giga of fs cache)
>

Thanks Andrea, Andi, new patch is attached, with the warning messages
removed. The first patch got munged somewhere between test machine and
mailer, please don't use it.

-chris



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