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From: Brad King <brad.king@kitware.com>
To: Junio C Hamano <gitster@pobox.com>
Cc: git@vger.kernel.org
Subject: Re: [PATCH v2 6/8] refs: add update_refs for multiple simultaneous updates
Date: Mon, 02 Sep 2013 13:20:06 -0400	[thread overview]
Message-ID: <5224C8C6.4050500@kitware.com> (raw)
In-Reply-To: <xmqqob8dul99.fsf@gitster.dls.corp.google.com>

On 09/01/2013 02:08 AM, Junio C Hamano wrote:
>> Though the refs themeselves cannot be modified together in a single
> 
> "themselves".

Fixed.

> I notice that we are using an array of structures and letting qsort
> swap 50~64 bytes of data

Michael suggested this too, so fixed.

> Optionally we could silently dedup multiple identical updates and
> not fail it in ref-update-reject-duplicates.  But that does not have
> to be done until we find people's script would benefit from such a
> nicety.

We can always be less strict about input later, so I'd like to keep
the implementation simpler for now.

> By the way, unless there is a strong reason not to do so,
> post-increment "i++" (and pre-decrement "--i", if you use it) is the
> norm around here.

Okay, fixed in entire series.

>> +			locks[i] = 0; /* freed by update_ref_write */
> 
> I think what is assigned here is a NULL pointer.

Yes, fixed.

Thanks,
-Brad

  reply	other threads:[~2013-09-02 17:22 UTC|newest]

Thread overview: 106+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-29 14:11 [PATCH/RFC 0/7] Multiple simultaneously locked ref updates Brad King
2013-08-29 14:11 ` [PATCH/RFC 1/7] reset: rename update_refs to reset_refs Brad King
2013-08-29 17:17   ` Junio C Hamano
2013-08-29 18:07     ` Brad King
2013-08-29 14:11 ` [PATCH/RFC 2/7] refs: report ref type from lock_any_ref_for_update Brad King
2013-08-29 17:22   ` Junio C Hamano
2013-08-29 18:08     ` Brad King
2013-08-29 14:11 ` [PATCH/RFC 3/7] refs: factor update_ref steps into helpers Brad King
2013-08-29 14:11 ` [PATCH/RFC 4/7] refs: factor delete_ref loose ref step into a helper Brad King
2013-08-29 17:28   ` Junio C Hamano
2013-08-29 18:08     ` Brad King
2013-08-29 14:11 ` [PATCH/RFC 5/7] refs: add function to repack without multiple refs Brad King
2013-08-29 17:34   ` Junio C Hamano
2013-08-29 18:09     ` Brad King
2013-08-29 14:11 ` [PATCH/RFC 6/7] refs: add update_refs for multiple simultaneous updates Brad King
2013-08-29 17:39   ` Junio C Hamano
2013-08-29 18:20     ` Brad King
2013-08-29 18:32       ` Junio C Hamano
2013-08-29 18:38         ` Brad King
2013-08-29 19:30       ` Brad King
2013-08-29 14:11 ` [PATCH/RFC 7/7] update-ref: support " Brad King
2013-08-29 18:34   ` Junio C Hamano
2013-08-29 18:42     ` Brad King
2013-08-29 15:32 ` [PATCH/RFC 0/7] Multiple simultaneously locked ref updates Martin Fick
2013-08-29 15:46   ` Brad King
2013-08-29 16:21     ` Junio C Hamano
2013-08-29 17:09       ` Brad King
2013-08-29 18:07         ` Junio C Hamano
2013-08-29 18:23           ` Brad King
2013-08-30 18:11 ` [PATCH v2 0/8] " Brad King
2013-08-30 18:11   ` [PATCH v2 1/8] reset: rename update_refs to reset_refs Brad King
2013-08-30 18:12   ` [PATCH v2 2/8] refs: report ref type from lock_any_ref_for_update Brad King
2013-08-30 18:12   ` [PATCH v2 3/8] refs: factor update_ref steps into helpers Brad King
2013-09-01  6:08     ` Junio C Hamano
2013-09-02 17:19       ` Brad King
2013-08-30 18:12   ` [PATCH v2 4/8] refs: factor delete_ref loose ref step into a helper Brad King
2013-08-31 16:30     ` Michael Haggerty
2013-09-02 17:19       ` Brad King
2013-08-30 18:12   ` [PATCH v2 5/8] refs: add function to repack without multiple refs Brad King
2013-08-30 18:12   ` [PATCH v2 6/8] refs: add update_refs for multiple simultaneous updates Brad King
2013-08-31 18:19     ` Michael Haggerty
2013-09-02 17:20       ` Brad King
2013-09-01  6:08     ` Junio C Hamano
2013-09-02 17:20       ` Brad King [this message]
2013-09-03  4:43         ` Michael Haggerty
2013-09-03 11:59           ` Brad King
2013-08-30 18:12   ` [PATCH v2 7/8] update-ref: support " Brad King
2013-08-30 22:51     ` Junio C Hamano
2013-09-02 17:23       ` Brad King
2013-08-31 18:42     ` Michael Haggerty
2013-09-02 17:21       ` Brad King
2013-08-30 18:12   ` [PATCH v2 8/8] update-ref: add test cases covering --stdin signature Brad King
2013-09-01  3:41     ` Eric Sunshine
2013-09-02 17:23       ` Brad King
2013-08-31 19:02   ` [PATCH v2 0/8] Multiple simultaneously locked ref updates Michael Haggerty
2013-09-02 17:48   ` [PATCH v3 " Brad King
2013-09-02 17:48     ` [PATCH v3 1/8] reset: rename update_refs to reset_refs Brad King
2013-09-02 17:48     ` [PATCH v3 2/8] refs: report ref type from lock_any_ref_for_update Brad King
2013-09-02 17:48     ` [PATCH v3 3/8] refs: factor update_ref steps into helpers Brad King
2013-09-02 17:48     ` [PATCH v3 4/8] refs: factor delete_ref loose ref step into a helper Brad King
2013-09-02 17:48     ` [PATCH v3 5/8] refs: add function to repack without multiple refs Brad King
2013-09-02 17:48     ` [PATCH v3 6/8] refs: add update_refs for multiple simultaneous updates Brad King
2013-09-02 17:48     ` [PATCH v3 7/8] update-ref: support " Brad King
2013-09-02 18:37       ` Brad King
2013-09-02 17:48     ` [PATCH v3 8/8] update-ref: add test cases covering --stdin signature Brad King
2013-09-03  8:16       ` Eric Sunshine
2013-09-03 12:15         ` Brad King
2013-09-04 15:22     ` [PATCH v4 0/8] Multiple simultaneously locked ref updates Brad King
2013-09-04 15:22       ` [PATCH v4 1/8] reset: rename update_refs to reset_refs Brad King
2013-09-04 15:22       ` [PATCH v4 2/8] refs: report ref type from lock_any_ref_for_update Brad King
2013-09-04 15:22       ` [PATCH v4 3/8] refs: factor update_ref steps into helpers Brad King
2013-09-04 15:22       ` [PATCH v4 4/8] refs: factor delete_ref loose ref step into a helper Brad King
2013-09-04 15:22       ` [PATCH v4 5/8] refs: add function to repack without multiple refs Brad King
2013-09-04 15:22       ` [PATCH v4 6/8] refs: add update_refs for multiple simultaneous updates Brad King
2013-09-04 15:22       ` [PATCH v4 7/8] update-ref: support " Brad King
2013-09-04 18:23         ` Junio C Hamano
2013-09-04 19:59           ` Brad King
2013-09-04 21:27             ` Junio C Hamano
2013-09-05 20:32               ` Brad King
2013-09-05 21:23                 ` Junio C Hamano
2013-09-05 23:44                   ` Brad King
2013-09-04 19:17         ` Junio C Hamano
2013-09-04 19:16           ` Brad King
2013-09-04 15:22       ` [PATCH v4 8/8] update-ref: add test cases covering --stdin signature Brad King
2013-09-09 13:22       ` [PATCH v5 0/8] Multiple simultaneously locked ref updates Brad King
2013-09-09 13:22         ` [PATCH v5 7/8] update-ref: support multiple simultaneous updates Brad King
2013-09-09 13:22         ` [PATCH v5 8/8] update-ref: add test cases covering --stdin signature Brad King
2013-09-10  0:57         ` [PATCH v6 0/8] Multiple simultaneously locked ref updates Brad King
2013-09-10  0:57           ` [PATCH v6 1/8] reset: rename update_refs to reset_refs Brad King
2013-09-10  3:43             ` Ramkumar Ramachandra
2013-09-10  0:57           ` [PATCH v6 2/8] refs: report ref type from lock_any_ref_for_update Brad King
2013-09-10  0:57           ` [PATCH v6 3/8] refs: factor update_ref steps into helpers Brad King
2013-09-10  0:57           ` [PATCH v6 4/8] refs: factor delete_ref loose ref step into a helper Brad King
2013-09-10  0:57           ` [PATCH v6 5/8] refs: add function to repack without multiple refs Brad King
2013-09-10  0:57           ` [PATCH v6 6/8] refs: add update_refs for multiple simultaneous updates Brad King
2013-09-10  0:57           ` [PATCH v6 7/8] update-ref: support " Brad King
2013-09-10 22:51             ` Eric Sunshine
2013-09-11 12:36               ` Brad King
2013-09-11 16:07                 ` Eric Sunshine
2013-09-10  0:57           ` [PATCH v6 8/8] update-ref: add test cases covering --stdin signature Brad King
2013-09-10 22:46             ` Eric Sunshine
2013-09-10 22:54               ` Junio C Hamano
2013-09-11 12:46               ` [PATCH v6.1 " Brad King
2013-09-10 16:30           ` [PATCH v6 0/8] Multiple simultaneously locked ref updates Junio C Hamano
2013-09-10 16:54             ` Brad King
2013-09-10 20:18               ` Junio C Hamano

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