introduce a parallel variant of ->iterate()

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New method: ->iterate_shared().  Same arguments as in ->iterate(),
called with the directory locked only shared.  Once all filesystems
switch, the old one will be gone.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

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Al Viro 2016-04-20 23:08:32 -04:00

parent 63b6df1413

commit 6192269444

5 changed files with 48 additions and 11 deletions

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include/linux/fs.h

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