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From: David Turner <novalis@novalis.org>
To: git@vger.kernel.org, pclouds@gmail.com
Subject: Re: [PATCH v12 11/20] index-helper: use watchman to avoid refreshing, index with lstat()
Date: Thu, 23 Jun 2016 02:24:42 -0400	[thread overview]
Message-ID: <576B80AA.4040508@novalis.org> (raw)
In-Reply-To: <57662876.3070209@novalis.org>

On 06/19/2016 01:07 AM, David Turner wrote:
> Duy Nguyen <pclouds@gmail.com> wrote:
>  > On Fri, May 20, 2016 at 4:45 AM, David Turner
> <dturner@twopensource.com> wrote:
>  > > diff --git a/read-cache.c b/read-cache.c
>  > > index 1719f5a..8ec4be3 100644
>  > > --- a/read-cache.c
>  > >  +++ b/read-cache.c
>  > > @@ -1235,7 +1235,7 @@ int refresh_index(struct index_state *istate,
> unsigned int flags,
>  > >                 if (!new) {
>  > >                         const char *fmt;
>  > >
>  > > -                       if (really && cache_errno == EINVAL) {
>  > > +                       if (really || cache_errno == EINVAL) {
>  > >                                 /* If we are doing --really-refresh
> that
>  > >                                  * means the index is not valid
> anymore.
>  > >                                  */
>  >
>  > This looks really odd. I don't see why we would need this. It seems
>  > first appeared in your "do not apply" patch [1]. Maybe leftover?
>  >
>  > I found this while re-reading the series and I have not put much time
>  > in studying this code yet. So I may be wrong. I'll post again if I
>  > find that it's true after some more staring.
>
> I don't remember the exact details here, but I think we needed this so
> that we would ever refresh a file that watchman told us had been
> modified.  We definitely were missing some invalidation if we didn't
> have it.

... and now I can't repro the problem.  So I'll remove it and re-roll 
(with some other changes)



  reply	other threads:[~2016-06-23  6:24 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-19 21:45 [PATCH v12 00/20] index-helper/watchman David Turner
2016-05-19 21:45 ` [PATCH v12 01/20] read-cache.c: fix constness of verify_hdr() David Turner
2016-05-19 21:45 ` [PATCH v12 02/20] read-cache: allow to keep mmap'd memory after reading David Turner
2016-05-19 21:45 ` [PATCH v12 03/20] pkt-line: add gentle version of packet_write David Turner
2016-06-25 14:01   ` Duy Nguyen
2016-05-19 21:45 ` [PATCH v12 04/20] index-helper: new daemon for caching index and related stuff David Turner
2016-06-17 16:43   ` Christian Couder
2016-06-25 14:15     ` Duy Nguyen
2016-06-25 14:33   ` Duy Nguyen
2016-06-25 19:21     ` David Turner
2016-06-26  4:27       ` Duy Nguyen
2016-06-26 19:29         ` David Turner
2016-06-27  5:50           ` Duy Nguyen
2016-06-26  8:53       ` Eric Wong
2016-06-26 17:49         ` David Turner
2016-06-26 23:25           ` Eric Wong
2016-05-19 21:45 ` [PATCH v12 05/20] index-helper: add --strict David Turner
2016-06-25 14:43   ` Duy Nguyen
2016-05-19 21:45 ` [PATCH v12 06/20] daemonize(): set a flag before exiting the main process David Turner
2016-05-19 21:45 ` [PATCH v12 07/20] index-helper: add --detach David Turner
2016-06-25 14:46   ` Duy Nguyen
2016-05-19 21:45 ` [PATCH v12 08/20] index-helper: log warnings David Turner
2016-05-19 21:45 ` [PATCH v12 09/20] read-cache: add watchman 'WAMA' extension David Turner
2016-06-25 14:59   ` Duy Nguyen
2016-05-19 21:45 ` [PATCH v12 10/20] watchman: support watchman to reduce index refresh cost David Turner
2016-06-17 16:01   ` Christian Couder
2016-05-19 21:45 ` [PATCH v12 11/20] index-helper: use watchman to avoid refreshing index with lstat() David Turner
2016-06-17 13:02   ` Duy Nguyen
2016-06-17 21:39     ` David Turner
2016-06-19  5:07     ` [PATCH v12 11/20] index-helper: use watchman to avoid refreshing, " David Turner
2016-06-23  6:24       ` David Turner [this message]
2016-06-23 15:33         ` Duy Nguyen
2016-06-25 16:27   ` [PATCH v12 11/20] index-helper: use watchman to avoid refreshing " Duy Nguyen
2016-05-19 21:45 ` [PATCH v12 12/20] update-index: enable/disable watchman support David Turner
2016-06-25 16:31   ` Duy Nguyen
2016-05-19 21:45 ` [PATCH v12 13/20] unpack-trees: preserve index extensions David Turner
2016-05-19 21:45 ` [PATCH v12 14/20] watchman: add a config option to enable the extension David Turner
2016-05-19 21:45 ` [PATCH v12 15/20] index-helper: kill mode David Turner
2016-05-19 21:45 ` [PATCH v12 16/20] index-helper: don't run if already running David Turner
2016-06-17 16:18   ` Christian Couder
2016-05-19 21:45 ` [PATCH v12 17/20] index-helper: autorun mode David Turner
2016-06-25 16:35   ` Duy Nguyen
2016-05-19 21:45 ` [PATCH v12 18/20] index-helper: optionally automatically run David Turner
2016-06-25 16:38   ` Duy Nguyen
2016-05-19 21:45 ` [PATCH v12 19/20] trace: measure where the time is spent in the index-heavy operations David Turner
2016-05-19 21:45 ` [PATCH v12 20/20] index-helper: indexhelper.exitafter config David Turner
2016-06-25 13:28 ` [PATCH v12 00/20] index-helper/watchman Duy Nguyen
2016-06-25 16:42   ` Duy Nguyen
2016-06-26  4:08   ` David Turner

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