Re: [PATCH v4 28/75] x86/idt: Split idt_data setup out of set_intr_gate()

Kees Cook
2020-07-15T01:26:35Z

On Tue, Jul 14, 2020 at 02:08:30PM +0200, Joerg Roedel wrote:
> From: Joerg Roedel <jroedel@suse.de>
>
> The code to setup idt_data is needed for early exception handling, but
> set_intr_gate() can't be used that early because it has pv-ops in its
> code path, which don't work that early.
>
> Split out the idt_data initialization part from set_intr_gate() so
> that it can be used separatly.
>
> Signed-off-by: Joerg Roedel <jroedel@suse.de>

Reviewed-by: Kees Cook <keescook@chromium.org>

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Kees Cook