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From: Jonathan Tan <jonathantanmy@google.com>
To: Stefan Beller <sbeller@google.com>
Cc: git@vger.kernel.org, Jonathan Nieder <jrnieder@gmail.com>
Subject: Re: [PATCH 9/9] cache.h: allow sha1_object_info to handle arbitrary repositories
Date: Tue, 24 Apr 2018 11:23:32 -0700	[thread overview]
Message-ID: <20180424112332.38c0d04d96689f030e96825a@google.com> (raw)
In-Reply-To: <20180423234327.250484-10-sbeller@google.com>

On Mon, 23 Apr 2018 16:43:27 -0700
Stefan Beller <sbeller@google.com> wrote:

> This involves also adapting sha1_object_info_extended and a some
> internal functions that are used to implement these. It all has to
> happen in one patch, because of a single recursive chain of calls visits
> all these functions.

In packfile.c, unpack_entry() invokes get_delta_base_cache_entry(),
which references a global (delta_base_cache). Does delta_base_cache need
to be moved to the repo object (or object store object) first, or is
this safe?

Also, in sha1_file.c, oid_object_info_extended() invokes fetch_object(),
which attempts to fetch a missing object. For this, I think that it's
best to guard with a "r == the_repository" check, or if there's a better
way to distinguish between the "default" repository and any repository
that we newly create (I vaguely remember some distinction when parsing
environment variables when determining repo paths - the envvars were
only used for the "default" repository, but not for the others).

  parent reply	other threads:[~2018-04-24 18:23 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-23 23:43 [PATCH 0/9] object store: oid_object_info is the next contender Stefan Beller
2018-04-23 23:43 ` [PATCH 1/9] cache.h: add repository argument to oid_object_info_extended Stefan Beller
2018-04-23 23:43 ` [PATCH 2/9] cache.h: add repository argument to oid_object_info Stefan Beller
2018-04-24  0:31   ` brian m. carlson
2018-04-24 18:15   ` Jonathan Tan
2018-04-23 23:43 ` [PATCH 3/9] packfile: add repository argument to retry_bad_packed_offset Stefan Beller
2018-04-23 23:43 ` [PATCH 4/9] packfile: add repository argument to packed_to_object_type Stefan Beller
2018-04-23 23:43 ` [PATCH 5/9] packfile: add repository argument to packed_object_info Stefan Beller
2018-04-24 18:16   ` Jonathan Tan
2018-04-25  0:21     ` Junio C Hamano
2018-04-23 23:43 ` [PATCH 6/9] packfile: add repository argument to read_object Stefan Beller
2018-04-23 23:43 ` [PATCH 7/9] packfile: add repository argument to unpack_entry Stefan Beller
2018-04-23 23:43 ` [PATCH 8/9] packfile: add repository argument to cache_or_unpack_entry Stefan Beller
2018-04-23 23:43 ` [PATCH 9/9] cache.h: allow sha1_object_info to handle arbitrary repositories Stefan Beller
2018-04-24  0:34   ` brian m. carlson
2018-04-24  0:38     ` Stefan Beller
2018-04-24 18:23   ` Jonathan Tan [this message]
2018-04-24 18:42     ` Brandon Williams
2018-04-24 18:55       ` Jonathan Tan

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