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SubjectRe: Possible fix for lockup in drop_caches
On Dec 22, 2007 2:06 AM, Andrew Morton <akpm@linux-foundation.org> wrote:
> On Mon, 17 Dec 2007 12:13:22 +0000 richard <richard@rsk.demon.co.uk> wrote:
> Michael, might your convert-inode-lists-to-tree patches eliminate the need
> for taking inode_lock in drop_pagecache_sb()? Probably not, as it uses an
> rbtree. It would have been possible if it was using a radix-tree, I
> suspect..

You are correct the new patch based on an rbtree will still require the lock.

mrubin


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