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| author | Kent Overstreet <koverstreet@google.com> | 2013-05-13 13:42:52 -0700 |
|---|---|---|
| committer | Benjamin LaHaise <bcrl@kvack.org> | 2013-07-30 11:53:12 -0400 |
| commit | 57282d8fd744072d6d6f18fa6ebe3cc1149015bf (patch) | |
| tree | fd01d088c8eb9e15ed4b1d486c9868b206b179c7 /mm/dmapool.c | |
| parent | 8bc92afcf7f5c598001dd04e62d88f57f6e89e51 (diff) | |
| download | blackbird-op-linux-57282d8fd744072d6d6f18fa6ebe3cc1149015bf.tar.gz blackbird-op-linux-57282d8fd744072d6d6f18fa6ebe3cc1149015bf.zip | |
aio: Kill ki_users
The kiocb refcount is only needed for cancellation - to ensure a kiocb
isn't freed while a ki_cancel callback is running. But if we restrict
ki_cancel callbacks to not block (which they currently don't), we can
simply drop the refcount.
Signed-off-by: Kent Overstreet <koverstreet@google.com>
Cc: Zach Brown <zab@redhat.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: Benjamin LaHaise <bcrl@kvack.org>
Diffstat (limited to 'mm/dmapool.c')
0 files changed, 0 insertions, 0 deletions
