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From: Junio C Hamano <gitster@pobox.com>
To: Patrick Steinhardt <ps@pks.im>
Cc: git@vger.kernel.org,  Taylor Blau <me@ttaylorr.com>,
	 Jeff King <peff@peff.net>
Subject: Re: [PATCH v2 0/2] packfile: avoid access(3p) calls for missing packs
Date: Wed, 21 May 2025 06:24:17 -0700	[thread overview]
Message-ID: <xmqqh61edrlq.fsf@gitster.g> (raw)
In-Reply-To: <20250520-pks-pack-avoid-stats-on-missing-v2-0-333c5217fb05@pks.im> (Patrick Steinhardt's message of "Tue, 20 May 2025 11:53:08 +0200")

Patrick Steinhardt <ps@pks.im> writes:

> Changes in v2:
>   - Drop the patch that reorders syscalls and add a comment explaining
>     why the order is important.

Much nicer.

>   - Add a negative lookup cache for indexed packfiles.

Looking very good.

Thanks, queued.


>   - Link to v1: https://lore.kernel.org/r/20250516-pks-pack-avoid-stats-on-missing-v1-1-e2ef4d8798a3@pks.im
>
> Thanks!
>
> Patrick
>
> ---
> Patrick Steinhardt (2):
>       packfile: explain ordering of how we look up auxiliary pack files
>       midx: stop repeatedly looking up nonexistent packfiles
>
>  midx.c     | 10 ++++++++--
>  packfile.c | 11 +++++++++++
>  2 files changed, 19 insertions(+), 2 deletions(-)
>
> Range-diff versus v1:
>
> 1:  31ffb3712ca < -:  ----------- packfile: avoid access(3p) calls for missing packs
> -:  ----------- > 1:  6125b84389d packfile: explain ordering of how we look up auxiliary pack files
> -:  ----------- > 2:  8cb82a771c0 midx: stop repeatedly looking up nonexistent packfiles
>
> ---
> base-commit: 1a8a4971cc6c179c4dd711f4a7f5d7178f4b3ab7
> change-id: 20250516-pks-pack-avoid-stats-on-missing-8e3b75755cf0

  parent reply	other threads:[~2025-05-21 13:24 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-16  8:55 [PATCH] packfile: avoid access(3p) calls for missing packs Patrick Steinhardt
2025-05-16 18:34 ` Junio C Hamano
2025-05-19  6:52   ` Jeff King
2025-05-19 15:46     ` Junio C Hamano
2025-05-20  6:45     ` Patrick Steinhardt
2025-05-22  5:28       ` Jeff King
2025-05-23  1:02     ` Taylor Blau
2025-05-23  2:03       ` Jeff King
2025-05-20  9:53 ` [PATCH v2 0/2] " Patrick Steinhardt
2025-05-20  9:53   ` [PATCH v2 1/2] packfile: explain ordering of how we look up auxiliary pack files Patrick Steinhardt
2025-05-23  1:03     ` Taylor Blau
2025-05-20  9:53   ` [PATCH v2 2/2] midx: stop repeatedly looking up nonexistent packfiles Patrick Steinhardt
2025-05-22  5:32     ` Jeff King
2025-05-22 15:47       ` Junio C Hamano
2025-05-22 16:59         ` Jeff King
2025-05-22 18:44           ` Junio C Hamano
2025-05-23  1:22           ` Taylor Blau
2025-05-23  2:08             ` Jeff King
2025-05-23 17:46               ` Taylor Blau
2025-05-25 18:41                 ` [PATCH 0/5] midx: improve prepare_midx_pack() ergonomics Taylor Blau
2025-05-25 18:41                   ` [PATCH 1/5] pack-bitmap.c: fix broken warning() when missing MIDX'd pack Taylor Blau
2025-05-26  7:23                     ` Patrick Steinhardt
2025-05-28  2:00                       ` Taylor Blau
2025-05-25 18:41                   ` [PATCH 2/5] midx-write.c: guard against incremental MIDXs in want_included_pack() Taylor Blau
2025-05-26  7:23                     ` Patrick Steinhardt
2025-05-28  2:08                       ` Taylor Blau
2025-05-25 18:41                   ` [PATCH 3/5] midx-write.c: simplify fill_packs_from_midx() Taylor Blau
2025-05-26  7:23                     ` Patrick Steinhardt
2025-05-28  2:15                       ` Taylor Blau
2025-05-25 18:42                   ` [PATCH 4/5] midx-write.c: extract inner loop from fill_packs_from_midx() Taylor Blau
2025-05-25 18:42                   ` [PATCH 5/5] midx: return a `packed_git` pointer from `prepare_midx_pack()` Taylor Blau
2025-05-26  7:24                     ` Patrick Steinhardt
2025-05-28  2:18                       ` Taylor Blau
2025-05-28 11:53                         ` Patrick Steinhardt
2025-05-28 22:58                   ` [PATCH v2 0/4] midx: improve prepare_midx_pack() ergonomics Taylor Blau
2025-05-28 22:59                     ` [PATCH v2 1/4] midx: access pack names through `nth_midxed_pack_name()` Taylor Blau
2025-05-29 20:47                       ` Junio C Hamano
2025-06-03 22:22                         ` Taylor Blau
2025-05-29 20:51                       ` Junio C Hamano
2025-06-03 22:23                         ` Taylor Blau
2025-05-28 22:59                     ` [PATCH v2 2/4] midx-write.c: guard against incremental MIDXs in want_included_pack() Taylor Blau
2025-05-28 22:59                     ` [PATCH v2 3/4] midx-write.c: extract inner loop from fill_packs_from_midx() Taylor Blau
2025-05-28 22:59                     ` [PATCH v2 4/4] midx: return a `packed_git` pointer from `prepare_midx_pack()` Taylor Blau
2025-05-30  6:50                       ` Jeff King
2025-06-03 22:27                         ` Taylor Blau
2025-08-28 23:25                           ` Junio C Hamano
2025-05-23  1:31       ` [PATCH v2 2/2] midx: stop repeatedly looking up nonexistent packfiles Taylor Blau
2025-05-23  2:18         ` Jeff King
2025-05-21 13:24   ` Junio C Hamano [this message]
2025-05-28 12:24 ` [PATCH v3 0/2] packfile: avoid access(3p) calls for missing packs Patrick Steinhardt
2025-05-28 12:24   ` [PATCH v3 1/2] packfile: explain ordering of how we look up auxiliary pack files Patrick Steinhardt
2025-05-28 12:24   ` [PATCH v3 2/2] midx: stop repeatedly looking up nonexistent packfiles Patrick Steinhardt
2025-05-30  6:27   ` [PATCH v3 0/2] packfile: avoid access(3p) calls for missing packs Jeff King

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