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From: imp@bsdimp.com (Warner Losh)
Subject: [TUHS] Subject: Re: KernelSizesA self-imposed limit of 16K held in v1, and was quite fullyutilized.Subject:Re: Kernel Sizes
Date: Sun, 21 Jan 2018 12:44:53 -0700	[thread overview]
Message-ID: <CANCZdfrZ76sfHi4Ps3-shoR4Rv5rN+hwZPBvfKC15LDvfqGFZw@mail.gmail.com> (raw)
In-Reply-To: <201801211651.w0LGpTx4011480@coolidge.cs.Dartmouth.EDU>

On Sun, Jan 21, 2018 at 9:51 AM, Doug McIlroy <doug at cs.dartmouth.edu> wrote:

>
> A self-imposed limit of 16K held in v1, and was quite fully utilized.
> When the iernel was rewritten in C, the limit (perhaps larger by then)
> influenced the C compiler. More than one optimization was stimulated
> by the need to keep the kernel in bounds.
>

16k words or 16k bytes? Given some of the other reported sizes I'm guessing
it's bytes.

Warner
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  reply	other threads:[~2018-01-21 19:44 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-21 16:51 Doug McIlroy
2018-01-21 19:44 ` Warner Losh [this message]
2018-01-21 20:48 ` Steve Johnson

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