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From: Namjae Jeon <namjae.jeon@samsung.com>
To: Dave Chinner <david@fromorbit.com>
Cc: linux-fsdevel@vger.kernel.org, Theodore Ts'o <tytso@mit.edu>,
	'Christoph Hellwig' <hch@infradead.org>,
	Ashish Sangwan <a.sangwan@samsung.com>
Subject: Re: [PATCH v5 10/10] manpage: update FALLOC_FL_COLLAPSE_RANGE flag in fallocate
Date: Tue, 27 May 2014 14:15:27 +0900	[thread overview]
Message-ID: <001301cf796a$abe8aac0$03ba0040$@samsung.com> (raw)


> [ Hmmmm -  I just had a great idea - removing entire directory
> contents via punching blocks. No more "remove one dirent at a time"
> for rm -rf, just punch the directory from start to end and there
> goes millions of directory entries in a single syscall and a handful
> of transactions.  FALLOC_FL_DIR_PUNCH, anyone? ]
Hi Dave.

I think that it is a great idea also.
BTW, FALLOC_FL_DIR_PUNCH should remove sub-directories using recursive function.
If depth is very deep, Is it possible to make stack overflow issue ?

Thanks.


             reply	other threads:[~2014-05-27  5:15 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-27  5:15 Namjae Jeon [this message]
  -- strict thread matches above, loose matches on Subject: below --
2014-02-18 16:39 [PATCH v5 10/10] manpage: update FALLOC_FL_COLLAPSE_RANGE flag in fallocate Namjae Jeon
2014-02-18 16:39 ` Namjae Jeon
     [not found] ` <1392741594-20335-1-git-send-email-linkinjeon-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-04-16  6:05   ` Christoph Hellwig
     [not found]     ` <20140416060510.GA25651-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2014-04-17 13:40       ` Michael Kerrisk (man-pages)
2014-04-17 15:59         ` Christoph Hellwig
     [not found]           ` <20140417155959.GA24231-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2014-04-17 20:11             ` Michael Kerrisk (man-pages)
     [not found]               ` <CAKgNAkgis+LvQeiabWaRbb3=rvEV2_Z_XQ8O6d5JGR=eEFSxCg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-04-17 22:23                 ` Christoph Hellwig
     [not found]         ` <534FD9B5.3000207-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-04-17 22:57           ` Dave Chinner
2014-04-18  9:45             ` Lukáš Czerner
2014-04-18 15:55               ` Theodore Ts'o
2014-04-19  6:16                 ` Michael Kerrisk (man-pages)
2014-04-18 15:41             ` Michael Kerrisk (man-pages)

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