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SubjectRe: [RFC] O_NOACC: open without any access
On Wed, Jun 17, 2009 at 23:55, Miklos Szeredi<miklos@szeredi.hu> wrote:
> The sole purpose is to help race free "userspace lookup" type
> operations.  So fstat, fch*, *at work but nothing else.  Filesystem's
> ->open() is not called and f_op is set to NULL.

Before adding something like this, please look at the 2009 POSIX spec.
There are two new open() flags which have to be implemented: O_EXEC
and O_SEARCH. These might already suffice for what you want.
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