Re: [PATCH RESEND] signal: annotate siglock acquisition

[Al Viro]

On Sat, Sep 25, 2010 at 12:20:56PM +0900, Namhyung Kim wrote:
> lock_task_sighand() conditionally acquires sighand->siglock in case of
> returning non-NULL but unlock_task_sighand() releases it unconditionally.
> This leads sparse to complain about the lock context imbalance. Annotate it
> to make sparse happier.

That's not a good way to do it; use __cond_lock instead.
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