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SubjectRe: [RFC PATCH] nfs: Support posix_fadvise(POSIX_FADV_RANDOM) on nfs server.

Sent from my iPad

On Jun 23, 2012, at 7:51 AM, Jim Rees <> wrote:

> Namjae Jeon wrote:
> From: Namjae Jeon <>
> This patch disable readahead for a file on NFS Server when
> posix_fadvise(fd..., POSIX_FADV_RANDOM) is called on NFS
> Client.
> It looks like you're adding an argument to the read op. Wouldn't that be an
> incompatible change? In which case wouldn't it be better to propose this
> for inclusion in NFS 4.2? In fact didn't Dean propose this? What ever
> happened with that?

Yes, posix_fadvise support is part of NFSv4.2.

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