Re: [PATCH try #2] fuse: fix error case in fuse_readpages

Andrew Morton <[email protected]> wrote:

> > Don't let fuse_readpages leave the @pages list not empty when exiting
> > on error.
> > 
> 
> Oh dear.  read_cache_pages_release_page() is not a readahead thing.  It is
> a dhowells fscache thing.

The pages passed to read_cache_pages() may already be marked with metadata
information (such as to-be-cached marks from NFS or AFS calling FS-Cache), so
we can't just ditch the pages on an error, we have to clean them up properly.

David
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• References:
  • Re: [PATCH try #2] fuse: fix error case in fuse_readpages
    • From: Andrew Morton <[email protected]>
  • [PATCH try #2] fuse: fix error case in fuse_readpages
    • From: Miklos Szeredi <[email protected]>

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