Messages in this thread | | | Date | Fri, 23 May 2008 23:52:20 +0200 (CEST) | From | Roman Zippel <> | Subject | Re: [patch 06/14] hfsplus: remove hfsplus_permission() |
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Hi,
On Fri, 23 May 2008, Miklos Szeredi wrote:
> Semi-concrete: link(2) locks the target's parent and the source. > Cross-directory rename(2) locks both parents. If link's target is a > file which has children, this can result in an ABBA deadlock. That's > _before_ the filesystem's ->link() or ->rename() function is called.
I'm afraid you have to be more concrete than this. hfsplus_file_inode_operations doesn't have a link or rename operation, so if one your source parents above involves a file, it shouldn't get this far or you have to describe your scenario in more detail.
bye, Roman
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