Re: [PATCH] kernel: x86: tboot: Replace mdelay with usleep_range in tboot_wait_for_aps

From: Thomas Gleixner
Date: Wed Jan 24 2018 - 06:48:14 EST


On Wed, 24 Jan 2018, Jia-Ju Bai wrote:

> The function tboot_wait_for_aps is not called in atomic context.
> Thus mdelay can be replaced with usleep_range, to reduce busy wait.

And how did you establish that it's not called in atomic context?

Thanks,

tglx