Hi, > From: Borislav Petkov [mailto:b...@alien8.de] > Subject: Re: [PATCH] rcu: Narrow early boot window of illegal synchronous > grace periods > > On Sat, Jan 14, 2017 at 01:27:40PM +0100, Rafael J. Wysocki wrote: > > OK, so this fixes the problem with synchronize_rcu_expedited() in > > acpi_os_map_cleanup(), right? > > Yeah. > > > I wonder if the ACPI-specific fix is still needed, then? > > It is not strictly necessary. If you still think it would be better to > have it regardless, you could pick it up. I.e., making ACPI more robust, > yadda yadda. > > I dunno, though, perhaps it is only complicating the code unnecessarily > and then can be safely ignored with a mental note for future freezes.
Glad to see it fixed inside of the API provider. IMO, ACPI fix is unnecessary as ACPI is just a user of the RCU APIs. And it's pointless to add special checks in the user side in order to use one of them. Thanks and best regards Lv > > -- > Regards/Gruss, > Boris. > > Good mailing practices for 400: avoid top-posting and trim the reply.
