Messages in this thread | | | Date | Mon, 15 Sep 2014 17:44:41 -0400 | Subject | Re: [PATCH 1/7] Prepare for adding a new readv/writev with user flags. | From | Milosz Tanski <> |
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I'll redo with the flag inside of kiocb for the next submission.
On Mon, Sep 15, 2014 at 5:15 PM, Christoph Hellwig <hch@infradead.org> wrote: > On Mon, Sep 15, 2014 at 09:28:28PM +0100, Al Viro wrote: >> On Mon, Sep 15, 2014 at 04:20:17PM -0400, Milosz Tanski wrote: >> > Plumbing the flags argument through the vfs code so they can be passed down to >> > __generic_file_(read/write)_iter function that do the acctual work. >> >> NAK. Put these flags into iocb, it'll be less noisy that way. > > Fine with me. My initial prototype had it in the iov_iter type field > which is another possibility. > > But if we get rid of the explicit flags field and make it more invisible > I'd really like to add a features field struct file_operations where > instances can advertize that they support it (and other things like > actual AIO support in the future) so that we won't have a situation > like with AIO where we can submit I/O but it might actually still block > anyway because lots of operations don't support it.
-- Milosz Tanski CTO 16 East 34th Street, 15th floor New York, NY 10016
p: 646-253-9055 e: milosz@adfin.com
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