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From: Patrick Steinhardt <ps@pks.im>
To: Christian Couder <christian.couder@gmail.com>
Cc: git@vger.kernel.org
Subject: Re: [PATCH v2 4/6] odb/source-files: simplify directory duplication detection
Date: Tue, 27 Oct 2026 14:14:49 +0100	[thread overview]
Message-ID: <auCjyXEsa06YCp8A@pks.im> (raw)
In-Reply-To: <CAP8UFD12rSyCh9xhfcggvL4nh30KyWSZhGWrLVmVa051KaJdpg@mail.gmail.com>

On Tue, Oct 27, 2026 at 01:13:49PM +0100, Christian Couder wrote:
> On Fri, Oct 23, 2026 at 2:48 PM Patrick Steinhardt <ps@pks.im> wrote:
> 
> > -/*
> > - * NEEDSWORK: we're using "core.ignoreCase" to deduplicate alternates that
> > - * _may_ be the same. This requires quite a bit of boilerplate for dubious
> > - * benefit:
> > - *
> > - *   - Duplicating alternates should really only lead to regressed performance.
> > - *
> > - *   - We don't properly resolve symlinks or mointpoints, so we may still end
> > - *     up duplicating alternates.
> > - *
> > - *   - The value may be lying, in which case we might deduplicate alternates
> > - *     that are in fact not mapping to the same directory.
> > - *
> > - * We should investigate whether we can remove this whole mechanism outright.
> > - */
> 
> Removing this NEEDSWORK isn't mentioned in the commit message. I agree
> that the boilerplate is reduced with the new implementation, but I
> think the points regarding mount points and a wrong `core.ignoreCase`
> might still be interesting.

Yeah, that's a fair point. Will add it back in.

Patrick

  reply	other threads:[~2026-10-27 13:14 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-20  8:54 [PATCH 0/4] odb/files: reload alternates on retry again Patrick Steinhardt
2026-10-20  8:54 ` [PATCH 1/4] odb/source-files: rename alternates-related functions Patrick Steinhardt
2026-10-20  8:54 ` [PATCH 2/4] odb/source-files: reload alternates on retry Patrick Steinhardt
2026-10-21 14:32   ` Christian Couder
2026-10-23 11:57     ` Patrick Steinhardt
2026-10-20  8:54 ` [PATCH 3/4] odb/source-files: avoid rechecking already-known alternates Patrick Steinhardt
2026-10-20  8:54 ` [PATCH 4/4] odb/source-files: only reload alternates when the file has changed Patrick Steinhardt
2026-10-20 19:59   ` Junio C Hamano
2026-10-21 10:17     ` Patrick Steinhardt
2026-10-23 12:47 ` [PATCH v2 0/6] odb/files: reload alternates on retry again Patrick Steinhardt
2026-10-23 12:48   ` [PATCH v2 1/6] odb/source-files: rename alternates-related functions Patrick Steinhardt
2026-10-23 12:48   ` [PATCH v2 2/6] odb/source-files: always load alternates via primary object directory Patrick Steinhardt
2026-10-27 12:20     ` Christian Couder
2026-10-23 12:48   ` [PATCH v2 3/6] odb/source-files: reload alternates on retry Patrick Steinhardt
2026-10-23 12:48   ` [PATCH v2 4/6] odb/source-files: simplify directory duplication detection Patrick Steinhardt
2026-10-27 12:13     ` Christian Couder
2026-10-27 13:14       ` Patrick Steinhardt [this message]
2026-10-23 12:48   ` [PATCH v2 5/6] odb/source-files: avoid stat'ing already-known alternates Patrick Steinhardt
2026-10-27 12:36     ` Christian Couder
2026-10-27 13:14       ` Patrick Steinhardt
2026-10-27 14:31         ` Christian Couder
2026-10-28  7:08           ` Patrick Steinhardt
2026-10-23 12:48   ` [PATCH v2 6/6] odb/source-files: only reload alternates when the file has changed Patrick Steinhardt
2026-10-27 11:22     ` Christian Couder
2026-10-27 13:15       ` Patrick Steinhardt
2026-10-27 12:43   ` [PATCH v2 0/6] odb/files: reload alternates on retry again Christian Couder
2026-10-28  7:11 ` [PATCH v3 " Patrick Steinhardt
2026-10-28  7:11   ` [PATCH v3 1/6] odb/source-files: rename alternates-related functions Patrick Steinhardt
2026-10-28  7:11   ` [PATCH v3 2/6] odb/source-files: always load alternates via primary object directory Patrick Steinhardt
2026-10-28  7:11   ` [PATCH v3 3/6] odb/source-files: reload alternates on retry Patrick Steinhardt
2026-10-28  7:11   ` [PATCH v3 4/6] odb/source-files: simplify directory duplication detection Patrick Steinhardt
2026-10-28  8:59     ` Christian Couder
2026-10-28  9:07       ` Patrick Steinhardt
2026-10-28 16:27         ` Junio C Hamano
2026-10-28  7:11   ` [PATCH v3 5/6] odb/source-files: avoid stat'ing already-known alternates Patrick Steinhardt
2026-10-28  7:11   ` [PATCH v3 6/6] odb/source-files: only reload alternates when the file has changed Patrick Steinhardt
2026-10-28 16:12   ` [PATCH v3 0/6] odb/files: reload alternates on retry again Junio C Hamano

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