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bug#35418: [PATCH] Don't poll auto-revert files that use notification
From: |
Eli Zaretskii |
Subject: |
bug#35418: [PATCH] Don't poll auto-revert files that use notification |
Date: |
Sat, 27 Apr 2019 19:52:56 +0300 |
> From: Mattias Engdegård <mattiase@acm.org>
> Date: Sat, 27 Apr 2019 18:19:36 +0200
> Cc: Eli Zaretskii <eliz@gnu.org>, 35418@debbugs.gnu.org
>
> The reason is that file-notify does not call inotify-add-watch on individual
> files, as in your example above, but on their containing directory ("/tmp" in
> your example). When monitoring a directory with two hard links to the same
> file, and the file is changed, inotify (sensibly) only reports a change to
> one of the links (the one employed for the change). Thus, the logic is in the
> Linux kernel, not in filenotify.
>
> For kqueue it is different: here, changes to files are not reported when a
> watch is monitoring their directory, so filenotify.el sets kqueue watches on
> each file instead. The same could be done with inotify (and w32notify, if I
> read the code right), but watching directories has certain advantages.
w32notify cannot watch a single file, because the Windows notification
machinery is directory-oriented, and reports all changes in the
directory.
- bug#35418: [PATCH] Don't poll auto-revert files that use notification, (continued)
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Mattias Engdegård, 2019/04/25
- bug#35418: [PATCH] Don't poll auto-revert files that use notification, Eli Zaretskii, 2019/04/25
- bug#35418: [PATCH] Don't poll auto-revert files that use notification, Mattias Engdegård, 2019/04/25
- bug#35418: [PATCH] Don't poll auto-revert files that use notification, Michael Albinus, 2019/04/27
- bug#35418: [PATCH] Don't poll auto-revert files that use notification, Eli Zaretskii, 2019/04/27
- bug#35418: [PATCH] Don't poll auto-revert files that use notification, Michael Albinus, 2019/04/27
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Mattias Engdegård, 2019/04/27
bug#35418: [PATCH] Don't poll auto-revert files that use notification,
Eli Zaretskii <=
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Mattias Engdegård, 2019/04/28
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Michael Albinus, 2019/04/29
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Mattias Engdegård, 2019/04/29
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Michael Albinus, 2019/04/29
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Eli Zaretskii, 2019/04/29
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Mattias Engdegård, 2019/04/29
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Michael Albinus, 2019/04/29
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Eli Zaretskii, 2019/04/29
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Mattias Engdegård, 2019/04/30
bug#35418: [PATCH] Don't poll auto-revert files that use notification, Michael Albinus, 2019/04/30