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Re: [dm-devel] [PATCH v5 03/12] block: Add bio_reset()



Hello,

On Wed, Aug 8, 2012 at 11:06 PM, Kent Overstreet <koverstreet google com> wrote:
> On Wed, Aug 08, 2012 at 11:00:19PM -0700, Tejun Heo wrote:
>> Anyways, understood.  Can you *please* put some comment what bits are
>> being preserved across reset then?  Things like this aren't obvious at
>> all and need ample explanation.
>
> I did, in the header:
>
> #define BIO_RESET_BITS  12      /* Flags starting here get preserved by
> bio_reset() */
>
> Where the rest of the flags are defined, and near where BIO_RESET_BYTES
> are defined.

Yeah, I was hoping for the comment to note that the protected bits
include the pool index.

Thanks.

-- 
tejun


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