From: Junio C Hamano <gitster@pobox.com>
To: Patrick Steinhardt <ps@pks.im>
Cc: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>, git@vger.kernel.org
Subject: Re: [PATCH 2/9] commit-graph: stop using signed integers to count bloom filters
Date: Tue, 05 Aug 2025 08:13:17 -0700 [thread overview]
Message-ID: <xmqqv7n13ipe.fsf@gitster.g> (raw)
In-Reply-To: <xmqq5xf35429.fsf@gitster.g> (Junio C. Hamano's message of "Mon, 04 Aug 2025 11:34:22 -0700")
Junio C Hamano <gitster@pobox.com> writes:
> Each of your "stuff" may weigh N megabytes in core, and if you have
> M of them, you may have to ask (N*2**20)*M bytes of memory from the
> allocator. Your (N*2**20)*M must fit size_t _and_ you must compute
> it without overflowing or wrapping around.
>
> None of the above mean you have to express N in size_t, though.
Small correction. I meant "there is no reason to count M in size_t"
in the above. I am perfectly OK with expressing N in size_t.
next prev parent reply other threads:[~2025-08-05 15:13 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-04 8:17 [PATCH 0/9] commit-graph: remove reliance on global state Patrick Steinhardt
2025-08-04 8:17 ` [PATCH 1/9] trace2: introduce function to trace unsigned integers Patrick Steinhardt
2025-08-04 21:33 ` Taylor Blau
2025-08-04 8:17 ` [PATCH 2/9] commit-graph: stop using signed integers to count bloom filters Patrick Steinhardt
2025-08-04 9:13 ` Oswald Buddenhagen
2025-08-04 11:18 ` Patrick Steinhardt
2025-08-04 18:34 ` Junio C Hamano
2025-08-04 21:44 ` Taylor Blau
2025-08-06 6:23 ` Patrick Steinhardt
2025-08-06 12:54 ` Oswald Buddenhagen
2025-08-06 19:04 ` Junio C Hamano
2025-08-06 15:41 ` Junio C Hamano
2025-08-07 7:04 ` Patrick Steinhardt
2025-08-07 22:41 ` Junio C Hamano
2025-08-11 8:05 ` Patrick Steinhardt
2025-08-05 15:13 ` Junio C Hamano [this message]
2025-08-04 21:42 ` Taylor Blau
2025-08-04 8:17 ` [PATCH 3/9] commit-graph: fix type for some write options Patrick Steinhardt
2025-08-04 21:52 ` Taylor Blau
2025-08-04 8:17 ` [PATCH 4/9] commit-graph: fix sign comparison warnings Patrick Steinhardt
2025-08-04 22:04 ` Taylor Blau
2025-08-06 6:52 ` Patrick Steinhardt
2025-08-04 8:17 ` [PATCH 5/9] commit-graph: stop using `the_hash_algo` via macros Patrick Steinhardt
2025-08-04 22:05 ` Taylor Blau
2025-08-04 8:17 ` [PATCH 6/9] commit-graph: store the hash algorithm instead of its length Patrick Steinhardt
2025-08-04 22:07 ` Taylor Blau
2025-08-04 8:17 ` [PATCH 7/9] commit-graph: stop using `the_hash_algo` Patrick Steinhardt
2025-08-04 22:10 ` Taylor Blau
2025-08-06 6:53 ` Patrick Steinhardt
2025-08-04 8:17 ` [PATCH 8/9] commit-graph: stop using `the_repository` Patrick Steinhardt
2025-08-04 22:11 ` Taylor Blau
2025-08-04 8:17 ` [PATCH 9/9] commit-graph: stop passing in redundant repository Patrick Steinhardt
2025-08-05 4:27 ` [PATCH 0/9] commit-graph: remove reliance on global state Derrick Stolee
2025-08-06 6:53 ` Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 00/10] " Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 01/10] trace2: introduce function to trace unsigned integers Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 02/10] commit-graph: stop using signed integers to count Bloom filters Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 03/10] commit-graph: fix type for some write options Patrick Steinhardt
2025-08-06 12:34 ` Oswald Buddenhagen
2025-08-06 15:40 ` Junio C Hamano
2025-08-07 7:07 ` Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 04/10] commit-graph: fix sign comparison warnings Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 05/10] commit-graph: stop using `the_hash_algo` via macros Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 06/10] commit-graph: store the hash algorithm instead of its length Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 07/10] commit-graph: refactor `parse_commit_graph()` to take a repository Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 08/10] commit-graph: stop using `the_hash_algo` Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 09/10] commit-graph: stop using `the_repository` Patrick Steinhardt
2025-08-06 12:00 ` [PATCH v2 10/10] commit-graph: stop passing in redundant repository Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 00/10] commit-graph: remove reliance on global state Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 01/10] trace2: introduce function to trace unsigned integers Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 02/10] commit-graph: stop using signed integers to count Bloom filters Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 03/10] commit-graph: fix type for some write options Patrick Steinhardt
2025-08-07 22:40 ` Junio C Hamano
2025-08-11 8:24 ` Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 04/10] commit-graph: fix sign comparison warnings Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 05/10] commit-graph: stop using `the_hash_algo` via macros Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 06/10] commit-graph: store the hash algorithm instead of its length Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 07/10] commit-graph: refactor `parse_commit_graph()` to take a repository Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 08/10] commit-graph: stop using `the_hash_algo` Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 09/10] commit-graph: stop using `the_repository` Patrick Steinhardt
2025-08-07 8:04 ` [PATCH v3 10/10] commit-graph: stop passing in redundant repository Patrick Steinhardt
2025-08-15 5:49 ` [PATCH v4 0/6] commit-graph: remove reliance on global state Patrick Steinhardt
2025-08-15 5:49 ` [PATCH v4 1/6] commit-graph: stop using `the_hash_algo` via macros Patrick Steinhardt
2025-08-15 5:49 ` [PATCH v4 2/6] commit-graph: store the hash algorithm instead of its length Patrick Steinhardt
2025-08-15 5:49 ` [PATCH v4 3/6] commit-graph: refactor `parse_commit_graph()` to take a repository Patrick Steinhardt
2025-08-15 5:49 ` [PATCH v4 4/6] commit-graph: stop using `the_hash_algo` Patrick Steinhardt
2025-08-15 5:49 ` [PATCH v4 5/6] commit-graph: stop using `the_repository` Patrick Steinhardt
2025-08-15 5:49 ` [PATCH v4 6/6] commit-graph: stop passing in redundant repository Patrick Steinhardt
2025-08-15 15:17 ` [PATCH v4 0/6] commit-graph: remove reliance on global state Derrick Stolee
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