aio: separate out ring reservation from req allocation
authorChristoph Hellwig <hch@lst.de>
Mon, 19 Nov 2018 22:57:42 +0000 (15:57 -0700)
committerBen Hutchings <ben@decadent.org.uk>
Wed, 15 May 2019 22:07:16 +0000 (23:07 +0100)
commit3e4d3ef12321e0d16ba5ae2778704ac668face71
tree679e92c7e51710eeeb54a2fb2b25e1a8b6caeb35
parent736c07fc841a9776ea40d2f0aae27ccd2c365742
aio: separate out ring reservation from req allocation

commit 432c79978c33ecef91b1b04cea6936c20810da29 upstream.

This is in preparation for certain types of IO not needing a ring
reserveration.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Cc: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Gbp-Pq: Topic bugfix/all
Gbp-Pq: Name 0003-aio-separate-out-ring-reservation-from-req-allocatio.patch
fs/aio.c