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Re: kern/48378: LFS can't mount FS newfs_lfs created
The following reply was made to PR kern/48378; it has been noted by GNATS.
From: David Holland <dholland-bugs%netbsd.org@localhost>
Subject: Re: kern/48378: LFS can't mount FS newfs_lfs created
Date: Tue, 21 Oct 2014 16:18:16 +0000
On Tue, 5 Aug 2014 at 09:40:53 +0200, Reinoud Zandijk wrote:
> Well yes, FFS does complain about the blocksize being bigger than 64k. Even
> though they share a bit of code, is the LFS implementation limiting our
> inability to handle 512k block sizes or is the format limiting us?
> diablo# newfs -b 512k /dev/rwd2a
> newfs: block size `512k' (524288) is greater than the maximum (65536).
No. The problem is MAXPHYS. You can't mount a volume with block size
greater than MAXPHYS, either in lfs or ffs or (for now at least) any
Until the tls-maxphys branch gets merged, that means 64K max. After
that, you will be able to use more on some devices.
David A. Holland
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