Re: [PATCH 20/40] mn10300: Use set_current_blocked() and block_sigmask()

[David Howells]

Matt Fleming <matt@xxxxxxxxxxxxxxxxx> wrote:

> > Can this line create a race, now that it's not protected by a lock?  It is
> > possible for current->blocked to get altered by another thread.
> 
> ->blocked can only ever be altered by current, not another thread. See
> the following comment from sigprocmask() in kernel/signal.c,

Okay, I've managed to convince myself.  Feel free to my Acked-by to the
MN10300 and FRV patches.

David
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