Messages in this thread |  | | Subject | Re: [RFC 10/10] x86/enter: Use IBRS on syscall and interrupts | From | Dave Hansen <> | Date | Sun, 21 Jan 2018 09:22:51 -0800 |
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On 01/21/2018 05:50 AM, Konrad Rzeszutek Wilk wrote: > On Sat, Jan 20, 2018 at 08:23:01PM +0100, KarimAllah Ahmed wrote: >> From: Tim Chen <tim.c.chen@linux.intel.com> >> >> Stop Indirect Branch Speculation on every user space to kernel space >> transition and reenable it when returning to user space./ > > How about interrupts?
This code covers all kernel entry/exit paths, including interrupts. Despite its name, "error_entry" is used by the interrupt path.
> That is should .macro interrupt have the same treatment?
It already does.
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