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From: David Howells <dhowells@redhat.com>
To: Andreas Dilger <aedilger@gmail.com>, Dave Chinner <david@fromorbit.com>
Cc: dhowells@redhat.com, "adilger@dilger.ca" <adilger@dilger.ca>,
	"bfields@fieldses.org" <bfields@fieldses.org>,
	"smfrench@gmail.com" <smfrench@gmail.com>,
	"ben@decadent.org.uk" <ben@decadent.org.uk>,
	"Trond.Myklebust@netapp.com" <Trond.Myklebust@netapp.com>,
	"roland@hack.frob.com" <roland@hack.frob.com>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	"linux-nfs@vger.kernel.org" <linux-nfs@vger.kernel.org>,
	"linux-cifs@vger.kernel.org" <linux-cifs@vger.kernel.org>,
	"samba-technical@lists.samba.org"
	<samba-technical@lists.samba.org>,
	"linux-ext4@vger.kernel.org" <linux-ext4@vger.kernel.org>,
	"linux-api@vger.kernel.org" <linux-api@vger.kernel.org>,
	"libc-alpha@sourceware.org" <libc-alpha@sourceware.org>
Subject: Re: Extended file stat: Splitting file- and fs-specific info?
Date: Thu, 10 May 2012 10:23:14 +0100	[thread overview]
Message-ID: <14477.1336641794@redhat.com> (raw)
In-Reply-To: <73759631-F1E4-4352-9FE6-E9F576F793FB@gmail.com>

Andreas Dilger <aedilger@gmail.com> wrote:

> The main question I have about these fields is what the difference is
> between st_blksize and st_alloc_blksize?

I would assume that st_blksize is some ideal I/O size, not the allocation
block size.  Dave Chinner might be able to answer better as he suggested these
I/O information fields.

David

  reply	other threads:[~2012-05-10  9:23 UTC|newest]

Thread overview: 144+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-19 14:05 [PATCH 0/6] Extended file stat system call David Howells
2012-04-19 14:05 ` David Howells
2012-04-19 14:06 ` [PATCH 3/6] xstat: AFS: Return extended attributes David Howells
2012-04-19 14:06 ` [PATCH 4/6] xstat: NFS: " David Howells
     [not found]   ` <20120419140653.17272.95035.stgit-S6HVgzuS8uM4Awkfq6JHfwNdhmdF6hFW@public.gmane.org>
2012-04-19 14:35     ` Myklebust, Trond
2012-04-19 14:35       ` Myklebust, Trond
2012-04-26 13:52       ` David Howells
2012-04-19 14:07 ` [PATCH 5/6] xstat: CIFS: " David Howells
     [not found]   ` <20120419140706.17272.72290.stgit-S6HVgzuS8uM4Awkfq6JHfwNdhmdF6hFW@public.gmane.org>
2012-04-19 15:19     ` Steve French
2012-04-19 15:19       ` Steve French
2012-04-19 16:32 ` [PATCH 0/6] Extended file stat system call Roland McGrath
2012-04-19 21:51   ` Paul Eggert
2012-04-19 23:05     ` Roland McGrath
2012-04-26 14:16       ` David Howells
     [not found]         ` <20173.1335449760-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-04-26 18:22           ` Roland McGrath
2012-04-26 18:22             ` Roland McGrath
2012-04-26 13:54   ` David Howells
     [not found]     ` <19184.1335448455-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-04-26 18:25       ` Roland McGrath
2012-04-26 18:25         ` Roland McGrath
2012-04-27 23:54         ` Paul Eggert
     [not found]     ` <20120426182524.E5ADF2C0EC-j1d2VQoJOwwHfwO+Tb3JRVaTQe2KTcn/@public.gmane.org>
2012-04-26 21:54       ` David Howells
2012-04-26 21:54         ` David Howells
     [not found]         ` <9931.1335477281-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-04-26 22:02           ` Roland McGrath
2012-04-26 22:02             ` Roland McGrath
2012-04-26 22:21             ` Nix
     [not found]   ` <4F9088D6.9020203-764C0pRuGfqVc3sceRu5cw@public.gmane.org>
2012-04-26 14:04     ` David Howells
2012-04-26 14:04       ` David Howells
     [not found]       ` <19638.1335449047-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-04-26 18:24         ` Roland McGrath
2012-04-26 18:24           ` Roland McGrath
2012-04-19 23:29 ` Andreas Dilger
     [not found] ` <20120419140558.17272.74360.stgit-S6HVgzuS8uM4Awkfq6JHfwNdhmdF6hFW@public.gmane.org>
2012-04-19 14:06   ` [PATCH 1/6] xstat: Add a pair of system calls to make extended file stats available David Howells
2012-04-19 14:06     ` David Howells
2012-04-19 23:36     ` Andreas Dilger
2012-04-26 13:32       ` David Howells
     [not found]         ` <18195.1335447156-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-04-27  0:51           ` Dave Chinner
2012-04-27  0:51             ` Dave Chinner
2012-04-27  3:11             ` Andreas Dilger
2012-04-27  3:11               ` Andreas Dilger
     [not found]     ` <20120419140612.17272.57774.stgit-S6HVgzuS8uM4Awkfq6JHfwNdhmdF6hFW@public.gmane.org>
2012-04-24 21:29       ` J. Bruce Fields
2012-04-24 21:29         ` J. Bruce Fields
     [not found]         ` <20120424212911.GA26073-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org>
2012-04-24 22:08           ` Steve French
2012-04-24 22:08             ` Steve French
2012-04-26 13:45             ` David Howells
     [not found]               ` <18765.1335447954-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-04-26 14:28                 ` J. Bruce Fields
2012-04-26 14:28                   ` J. Bruce Fields
2012-04-26 17:06                   ` Steve French
2012-04-26 17:06                     ` Steve French
2012-04-25 14:44           ` Andreas Dilger
2012-04-25 14:44             ` Andreas Dilger
2012-04-26 13:40         ` David Howells
     [not found]           ` <18533.1335447617-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-04-26 14:23             ` J. Bruce Fields
2012-04-26 14:23               ` J. Bruce Fields
2012-04-30 16:27           ` Ben Hutchings
2012-04-30 20:15             ` David Howells
2012-04-30 20:30               ` J. Bruce Fields
2012-04-30 23:31                 ` Ben Hutchings
2012-04-19 14:06   ` [PATCH 2/6] xstat: Ext4: Return extended attributes David Howells
2012-04-19 14:06     ` David Howells
     [not found]     ` <20120419140625.17272.23303.stgit-S6HVgzuS8uM4Awkfq6JHfwNdhmdF6hFW@public.gmane.org>
2012-04-19 16:03       ` Steve French
2012-04-19 16:03         ` Steve French
2012-04-26 13:47         ` David Howells
2012-04-26 17:00           ` Steve French
2012-04-26 17:00             ` Steve French
2012-04-19 14:07   ` [PATCH 6/6] xstat: eCryptFS: " David Howells
2012-04-19 14:07     ` David Howells
2012-04-19 17:11   ` [PATCH 0/6] Extended file stat system call Steve French
2012-04-19 17:11     ` Steve French
2012-04-26 14:25     ` David Howells
2012-04-26 14:54       ` Steve French
     [not found]         ` <CAH2r5mv1Lijdwk5zsQwYJr4Etb6fhrRyNXm-iFCQX+HecboGrQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-04-26 15:25           ` Myklebust, Trond
2012-04-26 15:25             ` Myklebust, Trond
2012-04-26 16:56             ` Steve French
2012-04-26 16:56               ` Steve French
     [not found]               ` <CAH2r5mt5af-_hxBRKK72iD5Gr99bo91ec78Rov8EGVEx8=21mA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-04-26 17:00                 ` Myklebust, Trond
2012-04-26 17:00                   ` Myklebust, Trond
2012-04-26 17:03                   ` Steve French
2012-04-26 17:03                     ` Steve French
     [not found]                     ` <CAH2r5mvmCfLrxRHje6Wx5X84zxPEHwRMUJGsjvWBujMu7w841w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-04-26 17:06                       ` Myklebust, Trond
2012-04-26 17:06                         ` Myklebust, Trond
     [not found]                         ` <1335460011.9701.30.camel-SyLVLa/KEI9HwK5hSS5vWB2eb7JE58TQ@public.gmane.org>
2012-04-26 17:09                           ` Steve French
2012-04-26 17:09                             ` Steve French
     [not found]                             ` <CAH2r5muXk+frkFz9X523Ny=RMwJGeqOPH75G1ToNa5QoMo5SkQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-04-26 17:10                               ` Steve French
2012-04-26 17:10                                 ` Steve French
2012-04-26 21:57                           ` David Howells
2012-04-26 21:57                             ` David Howells
     [not found]                             ` <10104.1335477476-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-04-26 22:05                               ` Roland McGrath
2012-04-26 22:05                                 ` Roland McGrath
     [not found]                                 ` <20120426220552.D98D62C0D3-j1d2VQoJOwwHfwO+Tb3JRVaTQe2KTcn/@public.gmane.org>
2012-04-27  0:33                                   ` Myklebust, Trond
2012-04-27  0:33                                     ` Myklebust, Trond
2012-04-27  0:30                               ` Myklebust, Trond
2012-04-27  0:30                                 ` Myklebust, Trond
2012-04-26 15:52         ` David Howells
2012-04-27  0:29           ` Andreas Dilger
2012-04-27  0:29             ` Andreas Dilger
     [not found]           ` <3F302713-B675-4BAA-B2B7-235E03C5975F-m1MBpc4rdrD3fQ9qLvQP4Q@public.gmane.org>
2012-04-27  9:19             ` David Howells
2012-04-27  9:19               ` David Howells
2012-04-27  1:06   ` Dave Chinner
2012-04-27  1:06     ` Dave Chinner
2012-04-27  3:22     ` Andreas Dilger
     [not found]       ` <ED5B8F1B-6C99-4516-85FA-A767E94B635F-m1MBpc4rdrD3fQ9qLvQP4Q@public.gmane.org>
2012-04-28  0:38         ` Dave Chinner
2012-04-28  0:38           ` Dave Chinner
2012-04-28  0:54           ` Steve French
2012-04-27  9:39     ` David Howells
     [not found]       ` <4111.1335519545-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-04-27 13:13         ` Dave Chinner
2012-04-27 13:13           ` Dave Chinner
2012-04-27 15:10           ` J. Bruce Fields
     [not found]             ` <20120427151057.GA16580-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org>
2012-04-27 16:32               ` Steve French
2012-04-27 16:32                 ` Steve French
2012-04-27 19:31           ` Andreas Dilger
2012-04-28  0:58             ` Dave Chinner
2012-05-10  9:51               ` David Howells
2012-05-08 20:19   ` Extended file stat: Splitting file- and fs-specific info? David Howells
2012-05-08 20:19     ` David Howells
2012-05-08 21:13     ` Myklebust, Trond
2012-05-08 21:13       ` Myklebust, Trond
     [not found]     ` <16281.1336508382-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-05-09  0:24       ` Dave Chinner
2012-05-09  0:24         ` Dave Chinner
2012-05-09  1:09         ` J. Bruce Fields
2012-05-09  1:09           ` J. Bruce Fields
2012-05-09  4:25           ` Dave Chinner
2012-05-09 11:14             ` J. Bruce Fields
2012-05-09 11:14               ` J. Bruce Fields
2012-05-09  1:16         ` Andreas Dilger
2012-05-09  1:16           ` Andreas Dilger
2012-05-10  9:23           ` David Howells [this message]
     [not found]             ` <14477.1336641794-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-05-10 16:05               ` Andreas Dilger
2012-05-10 16:05                 ` Andreas Dilger
2012-05-10 17:10               ` Roland McGrath
2012-05-10 17:10                 ` Roland McGrath
2012-05-11  8:54                 ` Andreas Dilger
2012-05-09  9:21         ` David Howells
2012-05-09  9:21           ` David Howells
     [not found]           ` <20170.1336555274-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-05-09 11:19             ` Christoph Hellwig
2012-05-09 11:19               ` Christoph Hellwig
     [not found]               ` <20120509111958.GA11345-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2012-05-09 11:55                 ` Bernd Schubert
2012-05-09 11:55                   ` Bernd Schubert
     [not found]                   ` <4FAA5B24.1020306-mPn0NPGs4xGatNDF+KUbs4QuADTiUCJX@public.gmane.org>
2012-05-09 12:05                     ` Christoph Hellwig
2012-05-09 12:05                       ` Christoph Hellwig
     [not found]                       ` <20120509120544.GA17535-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2012-05-09 12:25                         ` Bernd Schubert
2012-05-09 12:25                           ` Bernd Schubert
2012-05-09 13:51                           ` Andreas Dilger
2012-05-09 14:12                             ` Bernd Schubert
2012-05-10  9:14         ` David Howells
2012-05-10  9:14           ` David Howells

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