Re: 3.7 RC1

From: Dan Carpenter
Date: Tue Oct 23 2012 - 01:47:29 EST

On Mon, Oct 22, 2012 at 04:37:45PM -0700, K. Y. Srinivasan wrote:
> While testing 3.7 RC1 I discovered that invoking the function orderly_poweroff()
> from an interrupt context will trigger an ASSERT(). This was not the case till
> recently. The comment preceding the orderly_poweroff() function claims that this
> function can be invoked from any context and in the current Hyper-V util driver,
> we support host-driven orderly shut down of the guest by invoking this
> orderly_poweroff() function in the context of the message callback. This code has
> been working for a very long time and it is broken now. Is my assumption that
> orderly_poweroff() could be invoked from the interrupt context a wrong assumption?

You can't call orderly_poweroff() from interrupt context.

dan carpenter
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