Re: [PATCH 02/16] block: remove deadline __deadline manipulation helpers

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On 11/14/18 5:02 PM, Christoph Hellwig wrote:
No users left since the removal of the legacy request interface, we can
remove all the magic bit stealing now and make it a normal field.

But use WRITE_ONCE/READ_ONCE on the new deadline field, given that we
don't seem to have any mechanism to guarantee a new value actually
gets seen by other threads.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
  block/blk-mq.c         |  4 ++--
  block/blk-timeout.c    |  8 +++++---
  block/blk.h            | 35 -----------------------------------
  include/linux/blkdev.h |  4 +---
  4 files changed, 8 insertions(+), 43 deletions(-)

Reviewed-by: Hannes Reinecke <hare@xxxxxxxx>

Cheers,

Hannes
--
Dr. Hannes Reinecke		   Teamlead Storage & Networking
hare@xxxxxxx			               +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)



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