From: Duy Nguyen <pclouds@gmail.com>
To: Jeff King <peff@peff.net>
Cc: "Shawn O. Pearce" <spearce@spearce.org>,
Git Mailing List <git@vger.kernel.org>,
Vicent Marti <vicent@github.com>
Subject: Re: [PATCH 09/19] documentation: add documentation for the bitmap format
Date: Fri, 25 Oct 2013 10:28:11 +0700 [thread overview]
Message-ID: <CACsJy8D=3L73xQSZ-=DD+u57toKqZ=smKW0TDskfAcB1T7fkag@mail.gmail.com> (raw)
In-Reply-To: <20131025032144.GB26283@sigill.intra.peff.net>
On Fri, Oct 25, 2013 at 10:21 AM, Jeff King <peff@peff.net> wrote:
> But if you want to simply add extra
> data that would be ignored by an existing implementation, it would be OK
> to add the data and mark it with a flag:
>
>> > + 2-byte flags (network byte order)
>> > +
>> > + The following flags are supported:
>> [...]
>
> That's how we added the name-hash cache in the final patch.
>
> That being said, JGit is _not_ happy with that, and complains when any
> flags besides OPT_FULL are used. Whether that is because I am
> misinterpreting the intent of the flags field, or because JGit is being
> overly strict is up for debate.
Might be a good idea to support two classes of flags like how
extensions are handled in the index: ignore unrecognized uppercase
extension names, barf on unrecongized lowercase names. We could
partition the flag bit space more or less the same way.
--
Duy
next prev parent reply other threads:[~2013-10-25 3:28 UTC|newest]
Thread overview: 87+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-24 17:59 [PATCH 0/19] pack bitmaps Jeff King
2013-10-24 17:59 ` [PATCH 01/19] sha1write: make buffer const-correct Jeff King
2013-10-24 18:00 ` [PATCH 02/19] revindex: Export new APIs Jeff King
2013-10-24 18:01 ` [PATCH 03/19] pack-objects: Refactor the packing list Jeff King
2013-10-24 18:01 ` [PATCH 04/19] pack-objects: factor out name_hash Jeff King
2013-10-24 18:01 ` [PATCH 05/19] revision: allow setting custom limiter function Jeff King
2013-10-24 18:01 ` [PATCH 06/19] sha1_file: export `git_open_noatime` Jeff King
2013-10-24 18:01 ` [PATCH 07/19] compat: add endianness helpers Jeff King
2013-10-26 7:55 ` Thomas Rast
2013-10-30 8:25 ` Jeff King
2013-10-30 17:06 ` Vicent Martí
2013-10-24 18:02 ` [PATCH 08/19] ewah: compressed bitmap implementation Jeff King
2013-10-24 23:34 ` Junio C Hamano
2013-10-25 3:15 ` Jeff King
2013-10-26 7:55 ` Thomas Rast
2013-10-24 18:03 ` [PATCH 09/19] documentation: add documentation for the bitmap format Jeff King
2013-10-25 1:16 ` Duy Nguyen
2013-10-25 3:21 ` Jeff King
2013-10-25 3:28 ` Duy Nguyen [this message]
2013-10-25 13:47 ` Shawn Pearce
2013-10-30 7:50 ` Jeff King
2013-10-30 10:23 ` Shawn Pearce
2013-10-30 16:11 ` Vicent Marti
2013-10-30 16:14 ` Vicent Marti
2013-10-24 18:03 ` [PATCH 10/19] pack-bitmap: add support for bitmap indexes Jeff King
2013-10-25 13:55 ` Shawn Pearce
2013-10-30 8:10 ` Jeff King
2013-10-30 10:27 ` Shawn Pearce
2013-10-30 15:47 ` Vicent Marti
2013-10-30 16:04 ` Shawn Pearce
2013-10-30 20:25 ` Jeff King
2013-10-24 18:04 ` [PATCH 11/19] pack-objects: use bitmaps when packing objects Jeff King
2013-10-25 14:14 ` Shawn Pearce
2013-10-30 8:21 ` Jeff King
2013-10-30 10:38 ` Shawn Pearce
2013-10-30 16:01 ` Vicent Marti
2013-10-24 18:06 ` [PATCH 12/19] rev-list: add bitmap mode to speed up object lists Jeff King
2013-10-25 14:00 ` Shawn Pearce
2013-10-30 8:12 ` Jeff King
2013-10-24 18:06 ` [PATCH 13/19] pack-objects: implement bitmap writing Jeff King
2013-10-25 1:21 ` Duy Nguyen
2013-10-25 3:22 ` Jeff King
2013-10-24 18:06 ` [PATCH 14/19] repack: stop using magic number for ARRAY_SIZE(exts) Jeff King
2013-10-24 18:07 ` [PATCH 15/19] repack: turn exts array into array-of-struct Jeff King
2013-10-24 18:07 ` [PATCH 16/19] repack: handle optional files created by pack-objects Jeff King
2013-10-24 18:08 ` [PATCH 17/19] repack: consider bitmaps when performing repacks Jeff King
2013-10-24 18:08 ` [PATCH 18/19] t: add basic bitmap functionality tests Jeff King
2013-10-24 18:08 ` [PATCH 19/19] pack-bitmap: implement optional name_hash cache Jeff King
2013-10-24 20:25 ` [PATCH 0/19] pack bitmaps Junio C Hamano
2013-10-25 3:07 ` Junio C Hamano
2013-10-25 5:55 ` [PATCHv2 " Jeff King
2013-10-25 5:57 ` [PATCH v2 01/19] sha1write: make buffer const-correct Jeff King
2013-10-25 6:02 ` [PATCH 02/19] revindex: Export new APIs Jeff King
2013-10-25 6:03 ` [PATCH v2 03/19] pack-objects: Refactor the packing list Jeff King
2013-10-25 6:03 ` [PATCH v2 04/19] pack-objects: factor out name_hash Jeff King
2013-10-25 6:03 ` [PATCH v2 05/19] revision: allow setting custom limiter function Jeff King
2013-10-25 6:03 ` [PATCH v2 06/19] sha1_file: export `git_open_noatime` Jeff King
2013-10-25 6:03 ` [PATCH v2 07/19] compat: add endianness helpers Jeff King
2013-10-25 6:03 ` [PATCH v2 08/19] ewah: compressed bitmap implementation Jeff King
2013-10-25 6:03 ` [PATCH v2 09/19] documentation: add documentation for the bitmap format Jeff King
2013-10-25 6:03 ` [PATCH v2 10/19] pack-bitmap: add support for bitmap indexes Jeff King
2013-10-25 23:06 ` Junio C Hamano
2013-10-26 0:26 ` Jeff King
2013-10-26 6:25 ` Jeff King
2013-10-28 15:22 ` Junio C Hamano
2013-10-30 7:00 ` Jeff King
2013-10-26 10:14 ` Duy Nguyen
2013-10-30 7:27 ` Jeff King
2013-10-25 6:03 ` [PATCH v2 11/19] pack-objects: use bitmaps when packing objects Jeff King
2013-10-26 10:25 ` Duy Nguyen
2013-10-30 7:36 ` Jeff King
2013-10-30 10:28 ` Duy Nguyen
2013-10-30 20:07 ` Jeff King
2013-10-31 12:03 ` Duy Nguyen
2013-10-25 6:04 ` [PATCH v2 12/19] rev-list: add bitmap mode to speed up object lists Jeff King
2013-10-25 6:04 ` [PATCH v2 13/19] pack-objects: implement bitmap writing Jeff King
2013-10-25 6:04 ` [PATCH v2 14/19] repack: stop using magic number for ARRAY_SIZE(exts) Jeff King
2013-10-25 6:04 ` [PATCH v2 15/19] repack: turn exts array into array-of-struct Jeff King
2013-10-25 6:04 ` [PATCH v2 16/19] repack: handle optional files created by pack-objects Jeff King
2013-10-25 6:04 ` [PATCH v2 17/19] repack: consider bitmaps when performing repacks Jeff King
2013-10-25 6:04 ` [PATCH v2 18/19] t: add basic bitmap functionality tests Jeff King
2013-10-28 22:13 ` SZEDER Gábor
2013-10-30 7:39 ` Jeff King
2013-10-25 6:04 ` [PATCH v2 19/19] pack-bitmap: implement optional name_hash cache Jeff King
2013-10-26 10:19 ` [PATCH 20/19] count-objects: consider .bitmap without .pack/.idx pair garbage Nguyễn Thái Ngọc Duy
2013-10-30 6:59 ` Jeff King
2013-10-30 17:36 ` Junio C Hamano
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