Re: [PATCH] aio: fix kernel bug when page is temporally busy

[Andrew Morton]

On Fri, 9 Feb 2007 08:41:41 +0300 "Ananiev, Leonid I" <leonid.i.ananiev@xxxxxxxxx> wrote:

> 
> > invalidate_inode_pages2() has other callers.  I suspect with this
> change
> > we'll end up leaking EIOCBRETRY back to userspace.
> 
> EIOCBRETRY is used and caught already in do_sync_read() and
> do_sync_readv_writev().

To pick one example:

	nfs_follow_link
	->nfs_revalidate_mapping_nolock
	  ->nfs_invalidate_mapping_nolock
	    ->invalidate_inode_pages2

so that, I assume, affects open(), unlink(), etc.


> Below fixed patch against kernel 2.6.20.

The tab->spaces issue is fixed, but it's still all wordwrapped.

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