Messages in this thread |  | | Date | Sun, 11 Feb 2018 20:43:05 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCH] x86/speculation: Clean up various Spectre related details |
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* David Woodhouse <dwmw2@infradead.org> wrote:
> > > On Sun, 2018-02-11 at 19:50 +0100, Ingo Molnar wrote: > > > > From 82c2b2f29691143a05181333f387e786646aa28b Mon Sep 17 00:00:00 2001 > > From: Ingo Molnar <mingo@kernel.org> > > Date: Sat, 10 Feb 2018 11:51:57 +0100 > > Subject: [PATCH] x86/speculation: Clean up various Spectre related details > > > > Harmonize all the Spectre messages so that a: > > > > dmesg | grep -i spectre > > > > ... gives us most Spectre related kernel boot messages. > > > > Also fix a few other details: > > > > - clarify a comment about firmware speculation control > > > > - s/KPTI/PTI > > > > - remove various line-breaks that made the code uglier > > > > Cc: Andy Lutomirski <luto@kernel.org> > > Cc: Arjan van de Ven <arjan@linux.intel.com> > > Cc: Borislav Petkov <bp@alien8.de> > > Cc: Dan Williams <dan.j.williams@intel.com> > > Cc: Dave Hansen <dave.hansen@linux.intel.com> > > Cc: David Woodhouse <dwmw2@infradead.org> > > Cc: David Woodhouse <dwmw@amazon.co.uk> > > Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > > Cc: Josh Poimboeuf <jpoimboe@redhat.com> > > Cc: Linus Torvalds <torvalds@linux-foundation.org> > > Cc: Peter Zijlstra <peterz@infradead.org> > > Cc: Thomas Gleixner <tglx@linutronix.de> > > Signed-off-by: Ingo Molnar <mingo@kernel.org> > > > > Acked-by: David Woodhouse <dwmw@amazon.co.uk>
Thanks, added.
> with a couple of comments: > > > - * If neither SMEP or KPTI are available, there is a risk of > + * If neither SMEP or PTI are available, there is a risk of > > Make that 'neither SMEP nor PTI' while you're at it though please; > that's bugged me a couple of times in passing.
Ok, fixed that too.
> > And should these say 'Spectre v2' not just 'Spectre'?
Yeah, you are probably right, but I didn't want to make the messages too specific - do we really know that this is the end of Spectre-style speculation holes?
Thanks,
Ingo
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