Re: [alsa-devel] [PATCH 2/2 V5] regmap: Apply optional delay in multi_reg_write/register_patch

On Thu, Jul 16, 2015 at 04:36:22PM +0100, Nariman Poushin wrote:

• 	if (regs[i].delay_us)
  

• 		udelay(regs[i].delay_us);
  

This is a bit funky. While Takashi is correct that we could be running in a spinlock equally this will mean that we could end up with some really long busy waits. It feels like we should at least make an effort to complain about that, print a warning or something.