Re: [PATCH] [SCSI] sd: set BIO_MAPPED_INTEGRITY bit correctly insd_dif_prepare().

[Matthew Wilcox]

On Wed, Mar 07, 2012 at 08:11:35PM +0530, santosh nayak wrote:
> -		bio->bi_flags |= BIO_MAPPED_INTEGRITY;
> +		set_bit(BIO_MAPPED_INTEGRITY, &bio->bi_flags);

This uses an atomic operation; you should rather use __set_bit instead.

-- 
Matthew Wilcox				Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."
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