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From: Christoph Hellwig <hch@infradead.org>
To: Gary Grider <ggrider@lanl.gov>
Cc: linux-fsdevel@vger.kernel.org
Subject: Re: NFSv4/pNFS possible POSIX I/O API standards
Date: Wed, 29 Nov 2006 09:14:25 +0000	[thread overview]
Message-ID: <20061129091425.GA20693@infradead.org> (raw)
In-Reply-To: <20061129090450.GA16296@infradead.org>

On Wed, Nov 29, 2006 at 09:04:50AM +0000, Christoph Hellwig wrote:
>  - statlite
> 
> 	The concept generally makes sense.  The specified details are however
> 	very wrong.  Any statlite call should operate on the normal
> 	OS-specified stat structure and have the mask of flags as an
> 	additional argument.  Because of that you can only specific
> 	existing posix stat values as mandatory, but we should have an
> 	informal agreement that assigns unique mask values to extensions.
> 	This allows applications to easily fall back to stat on operating
> 	systems not supporting the flags variant, and also allows new
> 	operating systems to implement stat using the flags variant.
> 	While we're at it statlight is a really bad name for this API,
> 	following that *at APIs it should probably be {l,f,}statf.

Just thinking about the need to add another half a dozend syscalls for this.
What about somehow funneling this into the flags argument of the {f,l,}statat
syscalls?


  reply	other threads:[~2006-11-29  9:14 UTC|newest]

Thread overview: 124+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-28  4:34 NFSv4/pNFS possible POSIX I/O API standards Gary Grider
2006-11-28  5:54 ` Christoph Hellwig
2006-11-28 10:54   ` Andreas Dilger
2006-11-28 11:28     ` Anton Altaparmakov
2006-11-28 20:17     ` Russell Cattelan
2006-11-28 23:28     ` Wendy Cheng
2006-11-29  9:12       ` Christoph Hellwig
2006-11-29  9:04   ` Christoph Hellwig
2006-11-29  9:14     ` Christoph Hellwig [this message]
2006-11-29  9:48     ` Andreas Dilger
2006-11-29 10:18       ` Anton Altaparmakov
2006-11-29  8:26         ` Brad Boyer
2006-11-30  9:25           ` Christoph Hellwig
2006-11-30 17:49             ` Sage Weil
2006-12-01  5:26               ` Trond Myklebust
2006-12-01  7:08                 ` Sage Weil
2006-12-01 14:41                   ` Trond Myklebust
2006-12-01 16:47                     ` Sage Weil
2006-12-01 18:07                       ` Trond Myklebust
2006-12-01 18:42                         ` Sage Weil
2006-12-01 19:13                           ` Trond Myklebust
2006-12-01 20:32                             ` Sage Weil
2006-12-04 18:02                           ` Peter Staubach
2006-12-05 23:20                             ` readdirplus() as possible POSIX I/O API Sage Weil
2006-12-06 15:48                               ` Peter Staubach
2006-12-03  1:57                         ` NFSv4/pNFS possible POSIX I/O API standards Andreas Dilger
2006-12-03  7:34                           ` Kari Hurtta
2006-12-03  1:52                     ` Andreas Dilger
2006-12-03 16:10                       ` Sage Weil
2006-12-04  7:32                         ` Andreas Dilger
2006-12-04 15:15                           ` Trond Myklebust
2006-12-05  0:59                             ` Rob Ross
2006-12-05  4:44                               ` Gary Grider
2006-12-05 10:05                                 ` Christoph Hellwig
2006-12-05  5:56                               ` Trond Myklebust
2006-12-05 10:07                                 ` Christoph Hellwig
2006-12-05 14:20                                   ` Matthew Wilcox
2006-12-06 15:04                                     ` Rob Ross
2006-12-06 15:44                                       ` Matthew Wilcox
2006-12-06 16:15                                         ` Rob Ross
2006-12-05 14:55                                   ` Trond Myklebust
2006-12-05 22:11                                     ` Rob Ross
2006-12-05 23:24                                       ` Trond Myklebust
2006-12-06 16:42                                         ` Rob Ross
2006-12-06 12:22                                     ` Ragnar Kjørstad
2006-12-06 15:14                                       ` Trond Myklebust
2006-12-05 16:55                                   ` Latchesar Ionkov
2006-12-05 22:12                                     ` Christoph Hellwig
2006-12-06 23:12                                       ` Latchesar Ionkov
2006-12-06 23:33                                         ` Trond Myklebust
2006-12-05 21:50                                   ` Rob Ross
2006-12-05 22:05                                     ` Christoph Hellwig
2006-12-05 23:18                                       ` Sage Weil
2006-12-05 23:55                                       ` Ulrich Drepper
2006-12-06 10:06                                         ` Andreas Dilger
2006-12-06 17:19                                           ` Ulrich Drepper
2006-12-06 17:27                                             ` Rob Ross
2006-12-06 17:42                                               ` Ulrich Drepper
2006-12-06 18:01                                                 ` Ragnar Kjørstad
2006-12-06 18:13                                                   ` Ulrich Drepper
2006-12-17 14:41                                                     ` Ragnar Kjørstad
2006-12-17 19:07                                                       ` Ulrich Drepper
2006-12-17 19:38                                                         ` Matthew Wilcox
2006-12-17 21:51                                                           ` Ulrich Drepper
2006-12-18  2:57                                                             ` Ragnar Kjørstad
2006-12-18  3:54                                                               ` Gary Grider
2006-12-07  5:57                                                 ` Andreas Dilger
2006-12-15 22:37                                                   ` Ulrich Drepper
2006-12-16 18:13                                                     ` Andreas Dilger
2006-12-16 19:08                                                       ` Ulrich Drepper
2006-12-14 23:58                                         ` statlite() Rob Ross
2006-12-07 23:39                                       ` NFSv4/pNFS possible POSIX I/O API standards Nikita Danilov
2006-12-05 14:37                               ` Peter Staubach
2006-12-05 10:26                             ` readdirplus() as possible POSIX I/O API Andreas Dilger
2006-12-05 15:23                               ` Trond Myklebust
2006-12-06 10:28                                 ` Andreas Dilger
2006-12-06 15:10                                   ` Trond Myklebust
2006-12-05 17:06                               ` Latchesar Ionkov
2006-12-05 22:48                                 ` Rob Ross
2006-11-29 10:25       ` NFSv4/pNFS possible POSIX I/O API standards Steven Whitehouse
2006-11-30 12:29         ` Christoph Hellwig
2006-12-01 15:52       ` Ric Wheeler
2006-11-29 12:23     ` Matthew Wilcox
2006-11-29 12:35       ` Matthew Wilcox
2006-11-29 16:26         ` Gary Grider
2006-11-29 17:18           ` Christoph Hellwig
2006-11-29 12:39       ` Christoph Hellwig
2006-12-01 22:29         ` Rob Ross
2006-12-02  2:35           ` Latchesar Ionkov
2006-12-05  0:37             ` Rob Ross
2006-12-05 10:02               ` Christoph Hellwig
2006-12-05 16:47               ` Latchesar Ionkov
2006-12-05 17:01                 ` Matthew Wilcox
     [not found]                   ` <f158dc670612050909m366594c5ubaa87d9a9ecc8c2a@mail.gmail.com>
2006-12-05 17:10                     ` Latchesar Ionkov
2006-12-05 17:39                     ` Matthew Wilcox
2006-12-05 21:55                       ` Rob Ross
2006-12-05 21:50                   ` Peter Staubach
2006-12-05 21:44                 ` Rob Ross
2006-12-06 11:01                   ` openg Christoph Hellwig
2006-12-06 15:41                     ` openg Trond Myklebust
2006-12-06 15:42                     ` openg Rob Ross
2006-12-06 23:32                       ` openg Christoph Hellwig
2006-12-14 23:36                         ` openg Rob Ross
2006-12-06 23:25                   ` Re: NFSv4/pNFS possible POSIX I/O API standards Latchesar Ionkov
2006-12-06  9:48                 ` David Chinner
2006-12-06 15:53                   ` openg and path_to_handle Rob Ross
2006-12-06 16:04                     ` Matthew Wilcox
2006-12-06 16:20                       ` Rob Ross
2006-12-06 20:57                         ` David Chinner
2006-12-06 20:40                     ` David Chinner
2006-12-06 20:50                       ` Matthew Wilcox
2006-12-06 21:09                         ` David Chinner
2006-12-06 22:09                         ` Andreas Dilger
2006-12-06 22:17                           ` Matthew Wilcox
2006-12-06 22:41                             ` Andreas Dilger
2006-12-06 23:39                           ` Christoph Hellwig
2006-12-14 22:52                             ` Rob Ross
2006-12-06 20:50                       ` Rob Ross
2006-12-06 21:01                         ` David Chinner
2006-12-06 23:19                     ` Latchesar Ionkov
2006-12-14 21:00                       ` Rob Ross
2006-12-14 21:20                         ` Matthew Wilcox
2006-12-14 23:02                           ` Rob Ross
2006-11-28 15:08 ` NFSv4/pNFS possible POSIX I/O API standards Matthew Wilcox

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