Re: invalidate_inode_pages in 2.5.32/3
Daniel Phillips (phillips@arcor.de)
Sat, 7 Sep 2002 10:01:27 +0200
On Thursday 05 September 2002 20:27, Andrew Morton wrote:
> But be aware that invalidate_inode_pages has always been best-effort.
> If someone is reading, or writing one of those pages then it
> certainly will not be removed. If you need assurances that the
> pagecache has been taken down then we'll need something stronger
> in there.
But what is stopping us now from removing a page from the page cache
even while IO is in progress? (Practical issue: the page lock, but
that's a self-fullfilling prophesy.)
--
Daniel
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