Re: [PATCH 2.6.5-mm4] sys_access race fix

[Jamie Lokier]

Andrew Morton wrote:
> Do races in access() actually matter?  I mean, some other process could
> change things a nanosecond after access() has completed and the value which
> the access() caller received is wrong anyway.

What about the effect access() has on other callers?  It temporarily
changes current->fsuid, so fs operations in other completely
independent threads are affected.

-- Jamie
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