Re: [RFC PATCH v2 15/21] loop: use aio to perform io on the underlyingfile

From: Maxim V. Patlasov
Date: Fri Apr 20 2012 - 10:48:49 EST


On 03/30/2012 07:43 PM, Dave Kleikamp wrote:
From: Zach Brown<zab@xxxxxxxxx>

This uses the new kernel aio interface to process loopback IO by
submitting concurrent direct aio. Previously loop's IO was serialized
by synchronous processing in a thread.


The patch ignores REQ_FLUSH bit of bi_rw. Is it simply overlook?

Thanks,
Maxim
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