Date: Fri, 19 Dec 2014 17:41:01 +0000 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: John Baldwin <jhb@freebsd.org> Cc: "freebsd-arch@freebsd.org" <arch@freebsd.org>, Adrian Chadd <adrian@freebsd.org>, Jilles Tjoelker <jilles@stack.nl> Subject: Re: Change default VFS timestamp precision? Message-ID: <82135.1419010861@critter.freebsd.dk> In-Reply-To: <7567696.mqJ3jgzJgL@ralph.baldwin.cx> References: <201412161348.41219.jhb@freebsd.org> <77322.1418933100@critter.freebsd.dk> <77371.1418933642@critter.freebsd.dk> <7567696.mqJ3jgzJgL@ralph.baldwin.cx>
next in thread | previous in thread | raw e-mail | index | archive | help
-------- In message <7567696.mqJ3jgzJgL@ralph.baldwin.cx>, John Baldwin writes: >Yes, and multiplication is cheaper than division. It's not a power of >two (so more than a single bitshift), but possibly in the noise compared >to the work in bintime() itself. But why not use nanosecond resolution given that the cost is cheaper ? -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?82135.1419010861>