Messages in this thread | | | Subject | Re: [TOMOYO #5 02/18] Add wrapper functions for VFS helperfunctions. | From | Tetsuo Handa <> | Date | Sat, 17 Nov 2007 03:20:22 +0900 |
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Hello.
Trond Myklebust wrote: > > This patch allows LSM hooks refer previously associated "struct vfsmount" parameter > > so that they can calculate pathname of given "struct dentry". > > NACK to this. Passing function parameters through the task_struct is > definitely not an acceptable hack (unless you're doing it through the > stack).
Thanks for your advise. But I don't know why it is not acceptable. The topmost vfsmount's address is retrievable through the task_struct, and non-topmost vfsmount's address (if any) are stored on the stack memory. Could you show me why this is bad?
Regards.
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