From: David Turner <dturner@twopensource.com>
To: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Cc: git@vger.kernel.org, pclouds@gmail.com
Subject: Re: [PATCH v5 02/15] read-cache: allow to keep mmap'd memory after reading
Date: Wed, 20 Apr 2016 15:41:24 -0400 [thread overview]
Message-ID: <1461181284.5540.169.camel@twopensource.com> (raw)
In-Reply-To: <alpine.DEB.2.20.1604201059530.2826@virtualbox>
On Wed, 2016-04-20 at 11:01 +0200, Johannes Schindelin wrote:
> Hi Dave,
>
> On Tue, 19 Apr 2016, David Turner wrote:
>
> > unmap:
> > + istate->mmap = NULL;
> > munmap(mmap, mmap_size);
> > die("index file corrupt");
> > }
> > [...]
> > @@ -1698,6 +1705,10 @@ int discard_index(struct index_state
> > *istate)
> > free(istate->cache);
> > istate->cache = NULL;
> > istate->cache_alloc = 0;
> > + if (istate->keep_mmap && istate->mmap) {
> > + munmap(istate->mmap, istate->mmap_size);
> > + istate->mmap = NULL;
> > + }
> > discard_split_index(istate);
>
> Just curious: any reason why the first hunk munmap()s after resetting
> the
> field to NULL and the second hunk does it in the opposite order?
No idea. Will change the first hunk.
next prev parent reply other threads:[~2016-04-20 19:41 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-19 23:27 [PATCH v5 00/15] index-helper/watchman David Turner
2016-04-19 23:27 ` [PATCH v5 01/15] read-cache.c: fix constness of verify_hdr() David Turner
2016-04-19 23:27 ` [PATCH v5 02/15] read-cache: allow to keep mmap'd memory after reading David Turner
2016-04-20 9:01 ` Johannes Schindelin
2016-04-20 19:41 ` David Turner [this message]
2016-04-20 9:26 ` Duy Nguyen
2016-04-20 19:43 ` David Turner
2016-04-19 23:27 ` [PATCH v5 03/15] index-helper: new daemon for caching index and related stuff David Turner
2016-04-20 12:17 ` Johannes Schindelin
2016-04-20 12:31 ` Duy Nguyen
2016-04-20 19:38 ` David Turner
2016-04-19 23:27 ` [PATCH v5 04/15] index-helper: add --strict David Turner
2016-04-19 23:27 ` [PATCH v5 05/15] daemonize(): set a flag before exiting the main process David Turner
2016-04-19 23:28 ` [PATCH v5 06/15] index-helper: add --detach David Turner
2016-04-19 23:50 ` Duy Nguyen
2016-04-20 1:04 ` David Turner
2016-04-20 9:33 ` Duy Nguyen
2016-04-25 20:53 ` David Turner
2016-04-19 23:28 ` [PATCH v5 07/15] read-cache: add watchman 'WAMA' extension David Turner
2016-04-19 23:28 ` [PATCH v5 08/15] Add watchman support to reduce index refresh cost David Turner
2016-04-19 23:28 ` [PATCH v5 09/15] index-helper: use watchman to avoid refreshing index with lstat() David Turner
2016-04-20 0:15 ` Duy Nguyen
2016-04-20 1:01 ` David Turner
2016-04-20 9:36 ` Duy Nguyen
2016-04-19 23:28 ` [PATCH v5 10/15] update-index: enable/disable watchman support David Turner
2016-04-19 23:45 ` Duy Nguyen
2016-04-20 19:50 ` David Turner
2016-04-19 23:28 ` [PATCH v5 11/15] unpack-trees: preserve index extensions David Turner
2016-04-19 23:28 ` [PATCH v5 12/15] index-helper: kill mode David Turner
2016-04-19 23:28 ` [PATCH v5 13/15] index-helper: don't run if already running David Turner
2016-04-19 23:28 ` [PATCH v5 14/15] index-helper: autorun mode David Turner
2016-04-19 23:28 ` [PATCH v5 15/15] index-helper: optionally automatically run David Turner
2016-04-20 9:59 ` [PATCH 16/15] Add tracing to measure where most of the time is spent Nguyễn Thái Ngọc Duy
2016-04-20 12:28 ` Johannes Schindelin
2016-04-20 12:36 ` Duy Nguyen
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