Re: [PATCH] blk-mq: initialize struct request fields individually

[Jens Axboe]

On 05/06/2014 04:12 AM, Christoph Hellwig wrote:
> This allows us to avoid a non-atomic memset over ->atomic_flags as well
> as killing lots of duplicate initializations.

I had an earlier variant of this as well, they are quite a few fields we
can neglect to initialize. But I think this is a safe start, however,
and we can always optimize it on top of it. Perhaps even start to
separate struct request a bit, so we can safely memset parts of it easily.


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