From: Jeff King <peff@peff.net>
To: "Ævar Arnfjörð Bjarmason" <avarab@gmail.com>
Cc: git@vger.kernel.org, "Junio C Hamano" <gitster@pobox.com>,
"Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>,
"Michael Haggerty" <mhagger@alum.mit.edu>,
"Stefan Beller" <stefanbeller@gmail.com>,
"Jonathan Nieder" <jrnieder@gmail.com>
Subject: Re: [PATCH 1/5] gc: remove redundant check for gc_auto_threshold
Date: Wed, 13 Mar 2019 20:25:30 -0400 [thread overview]
Message-ID: <20190314002530.GF31968@sigill.intra.peff.net> (raw)
In-Reply-To: <20190313235439.30439-2-avarab@gmail.com>
On Thu, Mar 14, 2019 at 12:54:35AM +0100, Ævar Arnfjörð Bjarmason wrote:
> Checking gc_auto_threshold in too_many_loose_objects() was added in
> 17815501a8 ("git-gc --auto: run "repack -A -d -l" as necessary.",
> 2007-09-17) when need_to_gc() itself was also reliant on
> gc_auto_pack_limit before its early return:
>
> gc_auto_threshold <= 0 && gc_auto_pack_limit <= 0
>
> When that check was simplified to just checking "gc_auto_threshold <=
> 0" in b14d255ba8 ("builtin-gc.c: allow disabling all auto-gc'ing by
> assigning 0 to gc.auto", 2008-03-19) this unreachable code should have
> been removed. We only call too_many_loose_objects() from within
> need_to_gc() itself, which will return if this condition holds, and in
> cmd_gc() which will return before ever getting to "auto_gc &&
> too_many_loose_objects()" if "auto_gc && !need_to_gc()" is true
> earlier in the function.
Yep, this is an obvious good cleanup.
-Peff
next prev parent reply other threads:[~2019-03-14 0:26 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-12 23:28 BUG: Race condition due to reflog expiry in "gc" Ævar Arnfjörð Bjarmason
2019-03-13 1:43 ` Junio C Hamano
2019-03-13 10:28 ` Ævar Arnfjörð Bjarmason
2019-03-13 16:02 ` Jeff King
2019-03-13 16:22 ` Ævar Arnfjörð Bjarmason
2019-03-13 23:54 ` [PATCH 0/5] gc: minor code cleanup + contention fixes Ævar Arnfjörð Bjarmason
2019-03-14 12:34 ` [PATCH v2 0/7] " Ævar Arnfjörð Bjarmason
2019-03-15 15:59 ` [PATCH v3 0/8] " Ævar Arnfjörð Bjarmason
2019-03-18 6:13 ` Junio C Hamano
2019-03-28 16:14 ` [PATCH v4 0/7] gc: tests and handle reflog expire config Ævar Arnfjörð Bjarmason
2019-03-28 16:14 ` [PATCH v4 1/7] gc: remove redundant check for gc_auto_threshold Ævar Arnfjörð Bjarmason
2019-03-28 16:14 ` [PATCH v4 2/7] gc: convert to using the_hash_algo Ævar Arnfjörð Bjarmason
2019-03-28 16:14 ` [PATCH v4 3/7] gc: refactor a "call me once" pattern Ævar Arnfjörð Bjarmason
2019-03-28 16:14 ` [PATCH v4 4/7] reflog tests: make use of "test_config" idiom Ævar Arnfjörð Bjarmason
2019-03-28 16:14 ` [PATCH v4 5/7] reflog tests: test for the "points nowhere" warning Ævar Arnfjörð Bjarmason
2019-03-28 16:14 ` [PATCH v4 6/7] reflog tests: assert lack of early exit with expiry="never" Ævar Arnfjörð Bjarmason
2019-03-28 16:14 ` [PATCH v4 7/7] gc: handle & check gc.reflogExpire config Ævar Arnfjörð Bjarmason
2019-03-15 15:59 ` [PATCH v3 1/8] gc: remove redundant check for gc_auto_threshold Ævar Arnfjörð Bjarmason
2019-03-15 15:59 ` [PATCH v3 2/8] gc: convert to using the_hash_algo Ævar Arnfjörð Bjarmason
2019-03-15 15:59 ` [PATCH v3 3/8] gc: refactor a "call me once" pattern Ævar Arnfjörð Bjarmason
2019-03-15 15:59 ` [PATCH v3 4/8] reflog tests: make use of "test_config" idiom Ævar Arnfjörð Bjarmason
2019-03-15 15:59 ` [PATCH v3 5/8] reflog tests: test for the "points nowhere" warning Ævar Arnfjörð Bjarmason
2019-03-15 15:59 ` [PATCH v3 6/8] reflog tests: assert lack of early exit with expiry="never" Ævar Arnfjörð Bjarmason
2019-03-19 6:20 ` Jeff King
2019-03-15 15:59 ` [PATCH v3 7/8] gc: handle & check gc.reflogExpire config Ævar Arnfjörð Bjarmason
2019-03-15 15:59 ` [PATCH v3 8/8] reflog expire: don't assert the OID when locking refs Ævar Arnfjörð Bjarmason
[not found] ` <b870a17d-2103-41b8-3cbc-7389d5fff33a@alum.mit.edu>
2019-03-21 14:10 ` Ævar Arnfjörð Bjarmason
2019-03-19 6:27 ` [PATCH v2 0/7] gc: minor code cleanup + contention fixes Jeff King
2019-03-14 12:34 ` [PATCH v2 1/7] gc: remove redundant check for gc_auto_threshold Ævar Arnfjörð Bjarmason
2019-03-14 12:34 ` [PATCH v2 2/7] gc: convert to using the_hash_algo Ævar Arnfjörð Bjarmason
2019-03-15 9:51 ` Duy Nguyen
2019-03-15 10:42 ` Ævar Arnfjörð Bjarmason
2019-03-15 15:49 ` Johannes Schindelin
2019-03-14 12:34 ` [PATCH v2 3/7] gc: refactor a "call me once" pattern Ævar Arnfjörð Bjarmason
2019-03-14 12:34 ` [PATCH v2 4/7] reflog tests: make use of "test_config" idiom Ævar Arnfjörð Bjarmason
2019-03-14 12:34 ` [PATCH v2 5/7] reflog: exit early if there's no work to do Ævar Arnfjörð Bjarmason
2019-03-15 10:01 ` Duy Nguyen
2019-03-15 15:51 ` Ævar Arnfjörð Bjarmason
2019-03-14 12:34 ` [PATCH v2 6/7] gc: don't run "reflog expire" when keeping reflogs Ævar Arnfjörð Bjarmason
2019-03-15 10:05 ` Duy Nguyen
2019-03-15 10:24 ` Ævar Arnfjörð Bjarmason
2019-03-15 10:32 ` Duy Nguyen
2019-03-15 15:51 ` Johannes Schindelin
2019-03-18 6:04 ` Junio C Hamano
2019-03-14 12:34 ` [PATCH v2 7/7] reflog expire: don't assert the OID when locking refs Ævar Arnfjörð Bjarmason
2019-03-15 11:10 ` Duy Nguyen
2019-03-15 15:52 ` Ævar Arnfjörð Bjarmason
2019-03-13 23:54 ` [PATCH 1/5] gc: remove redundant check for gc_auto_threshold Ævar Arnfjörð Bjarmason
2019-03-14 0:25 ` Jeff King [this message]
2019-03-13 23:54 ` [PATCH 2/5] gc: convert to using the_hash_algo Ævar Arnfjörð Bjarmason
2019-03-14 0:26 ` Jeff King
2019-03-13 23:54 ` [PATCH 3/5] gc: refactor a "call me once" pattern Ævar Arnfjörð Bjarmason
2019-03-14 0:30 ` Jeff King
2019-03-13 23:54 ` [PATCH 4/5] gc: don't run "reflog expire" when keeping reflogs Ævar Arnfjörð Bjarmason
2019-03-14 0:40 ` Jeff King
2019-03-14 4:51 ` Junio C Hamano
2019-03-14 19:26 ` Jeff King
2019-03-13 23:54 ` [PATCH 5/5] reflog expire: don't assert the OID when locking refs Ævar Arnfjörð Bjarmason
2019-03-14 0:44 ` Jeff King
2019-03-14 0:25 ` BUG: Race condition due to reflog expiry in "gc" Jeff King
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