Re: [PATCH] staging: greybus: move to use request_irq by IRQF_NO_AUTOEN flag

[Greg KH <gregkh@linuxfoundation.org>]

On Wed, Apr 07, 2021 at 04:29:59PM +0800, tiantao (H) wrote:
> 
> 在 2021/4/7 16:22, Greg KH 写道:
> > On Wed, Apr 07, 2021 at 02:50:03PM +0800, Tian Tao wrote:
> > > disable_irq() after request_irq() still has a time gap in which
> > > interrupts can come. request_irq() with IRQF_NO_AUTOEN flag will
> > > disable IRQ auto-enable because of requesting.
> > > 
> > > this patch is made base on "add IRQF_NO_AUTOEN for request_irq" which
> > > is being merged: https://lore.kernel.org/patchwork/patch/1388765/
> > Can you wait until that is merged before sending this out to us as we
> > can't do anything until then.
> 
> this is already in linux-next.git.
> 
> cbe16f3 genirq: Add IRQF_NO_AUTOEN for request_irq/nmi()

That's great, but note that linux-next is a combined tree of all
subsystem trees.  It's impossible for a subsystem tree to include
linux-next :)

So how about we wait until this gets into Linus's tree so that we do not
all suddenly get problems in our individual subsystem trees.

thanks,

greg k-h