| From | Jeff Moyer <> | Subject | Re: [PATCH 03/33] gadget: remove only user of aio retry | Date | Fri, 12 Apr 2013 11:42:43 -0400 |
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Kent Overstreet <koverstreet@google.com> writes:
> From: Zach Brown <zab@redhat.com> > > This removes the only in-tree user of aio retry. This will let us remove > the retry code from the aio core. > > Removing retry is relatively easy as the USB gadget wasn't using it to > retry IOs at all. It always fully submitted the IO in the context of the > initial io_submit() call. It only used the AIO retry facility to get the > submitter's mm context for copying the result of a read back to user > space. This is easy to implement with use_mm() and a work struct, much > like kvm does with async_pf_execute() for get_user_pages(). > > Signed-off-by: Zach Brown <zab@redhat.com> > Signed-off-by: Kent Overstreet <koverstreet@google.com> > Cc: Felipe Balbi <balbi@ti.com> > Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > Cc: Mark Fasheh <mfasheh@suse.com> > Cc: Joel Becker <jlbec@evilplan.org> > Cc: Rusty Russell <rusty@rustcorp.com.au> > Cc: Jens Axboe <axboe@kernel.dk> > Cc: Asai Thambi S P <asamymuthupa@micron.com> > Cc: Selvan Mani <smani@micron.com> > Cc: Sam Bradshaw <sbradshaw@micron.com> > Cc: Jeff Moyer <jmoyer@redhat.com> > Cc: Al Viro <viro@zeniv.linux.org.uk> > Cc: Benjamin LaHaise <bcrl@kvack.org> > Cc: Theodore Ts'o <tytso@mit.edu> > Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Jeff Moyer <jmoyer@redhat.com>
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