On Wed, Sep 14, 2016 at 10:46:22AM +0200, Bart Van Assche wrote:
> Since REQ_OP_BITS == 3 and __REQ_NR_BITS == 30 it is not that hard
> to pass an op_flags argument to bio_set_op_attrs() that is larger
> than the number of bits reserved for the op_flags argument. Complain
> if this happens. Additionally, ensure that negative arguments trigger
> a complaint (1 << ... is signed while 1U << ... is unsigned; adding
> 0U to an integer expression causes it to be promoted to an unsigned
> type).
> 
> Signed-off-by: Bart Van Assche <[email protected]>
> Cc: Mike Christie <[email protected]>
> Cc: Christoph Hellwig <[email protected]>
> Cc: Hannes Reinecke <[email protected]>
> Cc: Damien Le Moal <[email protected]>
> ---

Reviewed-by: Johannes Thumshirn <[email protected]>
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