Re: nfs-backed mmap file results in 1000s of WRITEs per second

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On Fri, Sep 6, 2013 at 5:39 PM, Myklebust, Trond
<Trond.Myklebust@xxxxxxxxxx> wrote:
> There should be no big differences between mmapped I/O and ordinary I/O
> now that we have page_mkwrite() to set up the request. The only
> difference that I can think of offhand is when you use locking: for
> mmap() writes, NFS can only guarantee data integrity if you lock the
> entire page.

Tested the two patches on top of a 3.10.x. Looks ok so far.

-- 
William
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