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SubjectRe: [PATCH 4/4] vfs: RWF_NONBLOCK flag for preadv2
Milosz Tanski <> writes:

> Filesystems that generic_file_read_iter will not be allowed to perform
> non-blocking reads. This only will read data if it's in the page cache and if
> there is no page error (causing a re-read).
> Christoph Hellwig wrote the filesystem specify code (cifs, ofs, shm, xfs).
> Signed-off-by: Milosz Tanski <>

Add in the 2 hunks from the other patches, as suggested by Christoph,
and you can add my:

Reviewed-by: Jeff Moyer <>

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