Re: [PATCH 1/2] fs: add SEEK_HOLE and SEEK_DATA flags

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On 04/22/2011 01:10 PM, Jonathan Nieder wrote:
Hi,

Josef Bacik wrote:

This just gets us ready to support the SEEK_HOLE and SEEK_DATA flags.  Turns out
using fiemap in things like cp cause more problems than it solves, so lets try
and give userspace an interface that doesn't suck.  So we have
That's easy to believe, but could you elaborate?  What problem does
using fiemap cause?  I assume the answer is somewhere in somewhere in
the thread

  http://thread.gmane.org/gmane.comp.file-systems.xfs.general/37895/focus=24404

but it would be nice to have a summary in the commit log for
posterity.

http://article.gmane.org/gmane.comp.file-systems.ext4/24465
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