Re: [PATCH 1/2] target: drop spin_lock_assert() + irqs_disabled() combo checks

[Bart Van Assche <Bart.VanAssche@wdc.com>]

On Wed, 2018-03-28 at 12:15 +0200, bigeasy@linutronix.de wrote:
> On 2018-03-26 11:13:59 [-0400], Steven Rostedt wrote:
> > > diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c
> > > index 9c7bc1ca341a..3d35dad1de2c 100644
> > > --- a/drivers/target/target_core_tmr.c
> > > +++ b/drivers/target/target_core_tmr.c
> > 
> > Can you add a comment above the functions though?
> > 
> > /* Expects to have se_cmd->se_sess->sess_cmd_lock held */
> 
> I could. I haven't heard from Bart / Nicholas about their opinion. I
> know, we do this other places but Bart was against this kind of
> annotation in 2/2 of this thread.
> So I am waiting to hear from them :)

The names of the two functions touched by patch 1/2 start with a double
underscore. That by itself is already a hint that these should be called with
a lock held (I know that this is not a universal convention in the Linux
kernel). I'm fine either way - either with patch 1/2 as posted or patch 1/2
with the above comment added.

Bart.