Messages in this thread | | | Subject | RE: POSIX_FADV_DONTNEED | Date | Thu, 14 Aug 2008 12:26:28 +0200 | From | "Trevor Woollacott [ MTN - Innovation Centre ]" <> |
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Thanks for the response Andrew. Is there a way to check when the cached data has been freed after fadvise has been called?
-----Original Message----- From: Andrew Morton [mailto:akpm@linux-foundation.org] Sent: Thursday, 14 August 2008 11:17 AM To: Trevor Woollacott [ MTN - Innovation Centre ] Cc: linux-kernel@vger.kernel.org Subject: Re: POSIX_FADV_DONTNEED
On Fri, 1 Aug 2008 17:05:39 +0200 "Trevor Woollacott [ MTN - Innovation Centre ]" <Woolla_T@mtn.co.za> wrote:
> > Hi all > > Does anyone know if posix_fadvise() with POSIX_FADV_DONTNEED is > blocking/unblocking?
It tries to be nonblocking and will mostly succeed in that. It might occasionally block on a metadata read or journal congestion or something, so it isn't guaranteed.
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