Re: Direct io on block device has performance regression on 2.6.xkernel

From: Andrew Morton
Date: Thu Mar 10 2005 - 17:21:26 EST

"Chen, Kenneth W" <kenneth.w.chen@xxxxxxxxx> wrote:
> Let me work on the readv/writev support (unless someone beat me to it).

Please also move it to the address_space_operations level. Yes, there are
performance benefits from simply omitting the LFS checks, the mmap
consistency fixes, etc. But they're there for a reason.

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