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SubjectRe: [RFC/PATCH] revokeat/frevoke system calls V5
> I'm not sure.  Turning, for example, the statat(dir_fd, name == NULL)  
> error case into fstat(dir_fd) sounds like a way for apps, admittedly
> buggy ones, to be surprised. Maybe libc would be exptected to catch
> the error before performing the shared system call?

At that point would it not be cheaper to have two system calls, the table
cost isn't very large.
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