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From: Taylor Blau <me@ttaylorr.com>
To: Jonathan Tan <jonathantanmy@google.com>
Cc: git@vger.kernel.org, Derrick Stolee <derrickstolee@github.com>,
	Junio C Hamano <gitster@pobox.com>
Subject: Re: [RFC PATCH 2/6] bloom: prepare to discard incompatible Bloom filters
Date: Mon, 21 Aug 2023 16:23:51 -0400	[thread overview]
Message-ID: <ZOPH1714y4iPyeB5@nand.local> (raw)
In-Reply-To: <20230811214806.3326560-1-jonathantanmy@google.com>

On Fri, Aug 11, 2023 at 02:48:06PM -0700, Jonathan Tan wrote:
> Taylor Blau <me@ttaylorr.com> writes:
> > diff --git a/bloom.h b/bloom.h
> > index 330a140520..2b1c124bb5 100644
> > --- a/bloom.h
> > +++ b/bloom.h
> > @@ -110,8 +110,24 @@ struct bloom_filter *get_or_compute_bloom_filter(struct repository *r,
> >  						 const struct bloom_filter_settings *settings,
> >  						 enum bloom_filter_computed *computed);
> >
> > -#define get_bloom_filter(r, c) get_or_compute_bloom_filter( \
> > -	(r), (c), 0, NULL, NULL)
> > +/*
> > + * Find the Bloom filter associated with the given commit "c".
> > + *
> > + * If any of the following are true
> > + *
> > + *   - the repository does not have a commit-graph
> > + *   - it has a commit-graph, but reading the commit-graph is disabled
> > + *   - the given commit does not have a Bloom filter computed
> > + *   - there is a Bloom filter for commit "c", but it cannot be read because
> > + *     disabled
>
> s/disabled/version incompatibility/, I think.

Well spotted, thanks.

Thanks,
Taylor

  reply	other threads:[~2023-08-21 20:23 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-07 16:37 [RFC PATCH 0/6] bloom: reuse existing Bloom filters when possible during upgrade Taylor Blau
2023-08-07 16:37 ` [RFC PATCH 1/6] bloom: annotate filters with hash version Taylor Blau
2023-08-11 21:46   ` Jonathan Tan
2023-08-17 19:55     ` Taylor Blau
2023-08-21 20:21       ` Taylor Blau
2023-08-07 16:37 ` [RFC PATCH 2/6] bloom: prepare to discard incompatible Bloom filters Taylor Blau
2023-08-11 21:48   ` Jonathan Tan
2023-08-21 20:23     ` Taylor Blau [this message]
2023-08-24 22:20   ` Jonathan Tan
2023-08-24 22:47     ` Taylor Blau
2023-08-24 23:05       ` Jonathan Tan
2023-08-25 19:00         ` Taylor Blau
2023-08-29 16:49           ` Jonathan Tan
2023-08-29 19:14             ` Taylor Blau
2023-08-29 22:04               ` Jonathan Tan
2023-08-07 16:37 ` [RFC PATCH 3/6] t/t4216-log-bloom.sh: harden `test_bloom_filters_not_used()` Taylor Blau
2023-08-07 16:37 ` [RFC PATCH 4/6] commit-graph.c: unconditionally load Bloom filters Taylor Blau
2023-08-11 22:00   ` Jonathan Tan
2023-08-21 20:40     ` Taylor Blau
2023-08-07 16:37 ` [RFC PATCH 5/6] object.h: fix mis-aligned flag bits table Taylor Blau
2023-08-07 16:37 ` [RFC PATCH 6/6] commit-graph: reuse existing Bloom filters where possible Taylor Blau
2023-08-11 22:06   ` Jonathan Tan
2023-08-11 22:13 ` [RFC PATCH 0/6] bloom: reuse existing Bloom filters when possible during upgrade Jonathan Tan
2023-08-21 20:46   ` Taylor Blau

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