On Wed, May 23, 2018 at 02:46:52PM +0100, Alex Bennée wrote:
>
> Dave Martin <dave.mar...@arm.com> writes:
>
> > There are a number of bits of code sprinkled around the kernel to
> > set a thread flag if a certain condition is true, and clear it
> > otherwise.
> >
> > To help make those call sites terser and less cumbersome, this
> > patch adds a new family of thread flag manipulators
> >
> > update*_thread_flag([...,] flag, cond)
> >
> > which do the equivalent of:
> >
> > if (cond)
> > set*_thread_flag([...,] flag);
> > else
> > clear*_thread_flag([...,] flag);
> >
> > Signed-off-by: Dave Martin <dave.mar...@arm.com>
> > Acked-by: Steven Rostedt (VMware) <rost...@goodmis.org>
> > Acked-by: Marc Zyngier <marc.zyng...@arm.com>
> > Acked-by: Catalin Marinas <catalin.mari...@arm.com>
> > Cc: Ingo Molnar <mi...@redhat.com>
> > Cc: Peter Zijlstra <pet...@infradead.org>
> > Cc: Oleg Nesterov <o...@redhat.com>
> > ---
> > include/linux/sched.h | 6 ++++++
> > include/linux/thread_info.h | 11 +++++++++++
> > 2 files changed, 17 insertions(+)
> >
[...]
> > diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
> > index cf2862b..8d8821b 100644
> > --- a/include/linux/thread_info.h
> > +++ b/include/linux/thread_info.h
> > @@ -60,6 +60,15 @@ static inline void clear_ti_thread_flag(struct
> > thread_info *ti, int flag)
> > clear_bit(flag, (unsigned long *)&ti->flags);
> > }
> >
> > +static inline void update_ti_thread_flag(struct thread_info *ti, int flag,
> > + bool value)
> > +{
> > + if (value)
> > + set_ti_thread_flag(ti, flag);
> > + else
> > + clear_ti_thread_flag(ti, flag);
> > +}
> > +
>
> value does seem a bit of vanilla non-informative name for a condition
> flag but whatever:
>
> Reviewed-by: Alex Bennée <alex.ben...@linaro.org>
I guess, though I couldn't some up with an obviously better name.
I support "condition" would have worked, but it's more verbose.
Thanks for the review
---Dave
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