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Groups > linux.kernel > #1224194
| From | Al Viro <viro@ZenIV.linux.org.uk> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 3/4] fs: add fput_queue |
| Date | 2015-09-14 16:20 +0200 |
| Message-ID | <q8CLT-b7-9@gated-at.bofh.it> (permalink) |
| References | <q8CiS-7Pp-15@gated-at.bofh.it> <q8Csx-80G-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Mon, Sep 14, 2015 at 09:45:54AM -0400, Jeff Layton wrote:
> +/**
> + * fput_queue - do an fput without using task_work
> + * @file: file of which to put the reference
> + *
> + * If we need to ensure that the final __fput is done on a file before
> + * returning to userland, then we can't queue it to task_work. For that we
?????????
> + * borrow the infrastructure used by kthreads, and the task can then just
> + * called flush_delayed_fput to ensure that the final fput has completed.
Are you sure that it's not a typo?
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[PATCH 0/4] fs: allow userland tasks to use delayed_fput infrastructure Jeff Layton <jlayton@poochiereds.net> - 2015-09-14 15:50 +0200
[PATCH 1/4] fs: have flush_delayed_fput flush the workqueue job Jeff Layton <jlayton@poochiereds.net> - 2015-09-14 15:50 +0200
[PATCH 4/4] fs: export flush_delayed_fput Jeff Layton <jlayton@poochiereds.net> - 2015-09-14 15:50 +0200
[PATCH 3/4] fs: add fput_queue Jeff Layton <jlayton@poochiereds.net> - 2015-09-14 16:00 +0200
Re: [PATCH 3/4] fs: add fput_queue Jeff Layton <jlayton@poochiereds.net> - 2015-09-14 16:20 +0200
Re: [PATCH 3/4] fs: add fput_queue Al Viro <viro@ZenIV.linux.org.uk> - 2015-09-14 18:50 +0200
Re: [PATCH 3/4] fs: add fput_queue Jeff Layton <jlayton@poochiereds.net> - 2015-09-14 19:40 +0200
Re: [PATCH 3/4] fs: add fput_queue Al Viro <viro@ZenIV.linux.org.uk> - 2015-09-14 16:20 +0200
Re: [PATCH 0/4] fs: allow userland tasks to use delayed_fput infrastructure "J. Bruce Fields" <bfields@fieldses.org> - 2015-09-14 16:50 +0200
Re: [PATCH 0/4] fs: allow userland tasks to use delayed_fput infrastructure Jeff Layton <jlayton@poochiereds.net> - 2015-09-14 17:30 +0200
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