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From: Nicolas Pitre <nico@fluxnic.net>
To: Junio C Hamano <gitster@pobox.com>
Cc: Thomas Rast <trast@student.ethz.ch>,
	Dmitry Potapov <dpotapov@gmail.com>,
	Zygo Blaxell <zblaxell@esightcorp.com>,
	Ilari Liusvaara <ilari.liusvaara@elisanet.fi>,
	Jonathan Nieder <jrnieder@gmail.com>,
	git@vger.kernel.org
Subject: Re: [PATCH] Teach "git add" and friends to be paranoid
Date: Thu, 18 Feb 2010 14:58:06 -0500 (EST)	[thread overview]
Message-ID: <alpine.LFD.2.00.1002181456230.1946@xanadu.home> (raw)
In-Reply-To: <7vtytee7ff.fsf@alter.siamese.dyndns.org>

On Thu, 18 Feb 2010, Junio C Hamano wrote:

> Thomas Rast <trast@student.ethz.ch> writes:
> 
> > This makes it sound as if the user is to blame, but IMHO we're just
> > not checking the input well enough.
> 
> Honesty is very good.  An alternative implementation that does not hurt
> performance as much as the "paranoia" would, and checks "the input well
> enough" would be very welcome.

Can't we rely on the mtime of the source file?  Sample it before 
starting hashing it, then make sure it didn't change when done.


Nicolas

  reply	other threads:[~2010-02-18 19:58 UTC|newest]

Thread overview: 84+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20100211234753.22574.48799.reportbug@gibbs.hungrycats.org>
2010-02-12  0:27 ` Bug#569505: git-core: 'git add' corrupts repository if the working directory is modified as it runs Jonathan Nieder
2010-02-12  1:23   ` Zygo Blaxell
2010-02-13 12:12     ` Jonathan Nieder
2010-02-13 13:39       ` Ilari Liusvaara
2010-02-13 14:39         ` Thomas Rast
2010-02-13 16:29           ` Ilari Liusvaara
2010-02-13 22:09             ` Dmitry Potapov
2010-02-13 22:37               ` Zygo Blaxell
2010-02-14  1:18                 ` [PATCH] don't use mmap() to hash files Dmitry Potapov
2010-02-14  1:37                   ` Junio C Hamano
2010-02-14  2:18                     ` Dmitry Potapov
2010-02-14  3:14                       ` Junio C Hamano
2010-02-14 11:14                         ` Thomas Rast
2010-02-14 11:46                           ` Junio C Hamano
2010-02-14  1:53                   ` Johannes Schindelin
2010-02-14  2:00                     ` Junio C Hamano
2010-02-14  2:42                     ` Dmitry Potapov
2010-02-14 11:07                       ` Jakub Narebski
2010-02-14 11:55                       ` Paolo Bonzini
2010-02-14 18:10                       ` Johannes Schindelin
2010-02-14 19:06                         ` Dmitry Potapov
2010-02-14 19:22                           ` Johannes Schindelin
2010-02-14 19:28                             ` Johannes Schindelin
2010-02-14 19:56                               ` Dmitry Potapov
2010-02-14 23:52                                 ` Zygo Blaxell
2010-02-15  5:05                                 ` Nicolas Pitre
2010-02-15 12:23                                   ` Dmitry Potapov
2010-02-15  7:48                                 ` Paolo Bonzini
2010-02-15 12:25                                   ` Dmitry Potapov
2010-02-14 19:55                             ` Dmitry Potapov
2010-02-14 23:13                           ` Avery Pennarun
2010-02-15  4:16                             ` Nicolas Pitre
2010-02-15  5:01                               ` Avery Pennarun
2010-02-15  5:48                                 ` Nicolas Pitre
2010-02-15 19:19                                   ` Avery Pennarun
2010-02-15 19:29                                     ` Nicolas Pitre
2010-02-14  3:05                   ` [PATCH v2] " Dmitry Potapov
2010-02-18  1:16                   ` [PATCH] Teach "git add" and friends to be paranoid Junio C Hamano
2010-02-18  1:20                     ` Junio C Hamano
2010-02-18 15:32                       ` Zygo Blaxell
2010-02-19 17:51                         ` Junio C Hamano
2010-02-18  1:38                     ` Jeff King
2010-02-18  4:55                       ` Nicolas Pitre
2010-02-18  5:36                         ` Junio C Hamano
2010-02-18  7:27                           ` Wincent Colaiuta
2010-02-18 16:18                             ` Zygo Blaxell
2010-02-18 18:12                               ` Jonathan Nieder
2010-02-18 18:35                                 ` Junio C Hamano
2010-02-22 12:59                           ` Paolo Bonzini
2010-02-22 13:33                             ` Dmitry Potapov
2010-02-18 10:14                     ` Thomas Rast
2010-02-18 18:16                       ` Junio C Hamano
2010-02-18 19:58                         ` Nicolas Pitre [this message]
2010-02-18 20:11                           ` 16 gig, 350,000 file repository Bill Lear
2010-02-18 20:58                             ` Nicolas Pitre
2010-02-19  9:27                               ` Erik Faye-Lund
2010-02-22 22:20                               ` Bill Lear
2010-02-22 22:31                                 ` Nicolas Pitre
2010-02-18 20:14                           ` [PATCH] Teach "git add" and friends to be paranoid Peter Harris
2010-02-18 20:17                           ` Junio C Hamano
2010-02-18 21:30                             ` Nicolas Pitre
2010-02-19  1:04                               ` Jonathan Nieder
2010-02-19 15:26                                 ` Zygo Blaxell
2010-02-19 17:52                                   ` Junio C Hamano
2010-02-19 19:08                                     ` Zygo Blaxell
2010-02-19  8:28                     ` Dmitry Potapov
2010-02-19 17:52                       ` Junio C Hamano
2010-02-20 19:23                         ` Junio C Hamano
2010-02-21  7:21                           ` Dmitry Potapov
2010-02-21 19:32                             ` Junio C Hamano
2010-02-22  3:35                               ` Dmitry Potapov
2010-02-22  6:59                                 ` Junio C Hamano
2010-02-22 12:25                                   ` Dmitry Potapov
2010-02-22 15:40                                   ` Nicolas Pitre
2010-02-22 16:01                                     ` Dmitry Potapov
2010-02-22 17:31                                     ` Zygo Blaxell
2010-02-22 18:01                                       ` Nicolas Pitre
2010-02-22 19:56                                         ` Junio C Hamano
2010-02-22 20:52                                           ` Nicolas Pitre
2010-02-22 18:05                                       ` Dmitry Potapov
2010-02-22 18:14                                         ` Nicolas Pitre
2010-02-14  1:36   ` mmap with MAP_PRIVATE is useless (was Re: Bug#569505: git-core: 'git add' corrupts repository if the working directory is modified as it runs) Paolo Bonzini
2010-02-14  1:53     ` mmap with MAP_PRIVATE is useless Junio C Hamano
2010-02-14  2:11       ` Paolo Bonzini

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