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From: Eric Sandeen <sandeen@redhat.com>
To: "Jose R. Santos" <jrs@us.ibm.com>
Cc: Valerie Clement <valerie.clement@bull.net>, linux-ext4@vger.kernel.org
Subject: Re: Creating a >32bit blocks filesystem.
Date: Wed, 09 May 2007 12:02:36 -0500	[thread overview]
Message-ID: <4641FEAC.9090203@redhat.com> (raw)
In-Reply-To: <20070509113428.760f453a@gara>

Jose R. Santos wrote:
> On Wed, 09 May 2007 10:21:44 -0500
> Eric Sandeen <sandeen@redhat.com> wrote:

>> Jose, you mentioned that some blocks are still "unsigned long" on
>> 32-bits... they shouldn't be, the LBD work should have fixed all those
>> long ago.  But there is still the 16TB page cache limit in force.
> 
> Found this in mke2fs.c
>                 unsigned long blocks = EXT2_BLOCKS_COUNT(fs->super);
>                 unsigned long start;

Ah, ok, I thought you were talking about kernelspace...

yeah, that looks like a problem.  And it's from a patch called
"use_64bit_block_numbers"  *grin*

there are a few related typedefs in e2fsprogs, such as blk_t, which is __u64

should we be using those for block number containers?

-Eric

  reply	other threads:[~2007-05-09 17:05 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-05-03 19:08 Creating a >32bit blocks filesystem Jose R. Santos
2007-05-04 14:58 ` Valerie Clement
2007-05-07 16:19   ` Jose R. Santos
2007-05-07 18:36     ` Jose R. Santos
2007-05-09 12:16     ` Valerie Clement
2007-05-09 13:55       ` Jose R. Santos
2007-05-09 14:57         ` Valerie Clement
2007-05-09 15:21           ` Eric Sandeen
2007-05-09 16:34             ` Jose R. Santos
2007-05-09 17:02               ` Eric Sandeen [this message]
2007-05-09 15:29           ` Jose R. Santos
2007-05-09 16:15           ` Andreas Dilger
2007-05-09 17:18   ` Eric Sandeen

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