Date: Tue, 28 Mar 2017 18:20:16 +0000 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: rgrimes@freebsd.org, "Rodney W. Grimes" <freebsd@pdx.rh.CN85.dnsmgr.net> Cc: Bruce Evans <brde@optusnet.com.au>, Julian Elischer <julian@vps1.elischer.org>, Warner Losh <imp@freebsd.org>, src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r316064 - head/sys/boot/i386/boot2 Message-ID: <69049.1490725216@critter.freebsd.dk> In-Reply-To: <201703281555.v2SFtoSU005538@pdx.rh.CN85.dnsmgr.net> References: <201703281555.v2SFtoSU005538@pdx.rh.CN85.dnsmgr.net>
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-------- In message <201703281555.v2SFtoSU005538@pdx.rh.CN85.dnsmgr.net>, "Rodney W= . Gri mes" writes: >I think we still have an 8k size limit on boot1 for ffs/(ufs1 or ufs2) Having a former release-engineer & disk-I/O renovator on the UFS2 team took care of that: We tried to be future compatible, and UFS2 will look four different places for the superblock: +64k, +8k, +0k and +256k, (the latter named SBLOCK_PIGGY because somebody senior thought even 64k was an outrageous waste of space :-) -- = 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= .
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