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Date: Sun, 21 Jan 2018 11:36:44 +0100 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: Ingo Molnar <mingo@...nel.org> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, Gabriel C <nix.or.die@...il.com>, Laura Abbott <labbott@...hat.com>, Tom Lendacky <thomas.lendacky@....com>, Borislav Petkov <bp@...e.de>, Peter Zijlstra <peterz@...radead.org>, Thomas Gleixner <tglx@...utronix.de>, Brijesh Singh <brijesh.singh@....com>, X86 ML <x86@...nel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, stable <stable@...r.kernel.org> Subject: Re: [PATCH] x86: Use __nostackprotect for sme_encrypt_kernel On Sun, Jan 21, 2018 at 10:50:20AM +0100, Ingo Molnar wrote: > > * Greg Kroah-Hartman <gregkh@...uxfoundation.org> wrote: > > > On Sat, Jan 20, 2018 at 08:16:31PM -0800, Linus Torvalds wrote: > > > On Sat, Jan 20, 2018 at 5:49 PM, Gabriel C <nix.or.die@...il.com> wrote: > > > > > > > > Added stable to CC since the patch series this patch fixes > > > > is in stable-queue. > > > > > > Oh, it wasn't clear from the commit message. But I guess the "Fixes:" > > > tag would have caught Greg's eye regardless. > > > > Ugh, I am _so_ behind in looking at patches that only have a Fixes: tag > > in it and not a "Cc: stable@" tag, due to the recent high-volume of the > > latter. > > > > But they will end up in a mbox that I need to dig out of eventually, but > > it will take time, so if you know you want a patch in a stable release, > > it's much easier to just use the "Cc: stable@" tag please. > > Just to make it easier, please put this upstream fix into -stable: > > 91cfc88c66bf: ("x86: Use __nostackprotect for sme_encrypt_kernel") Thanks, now queued up. > I believe all the prerequisite upstream commits are in -stable already: > > 1303880179e6: x86/mm: Clean up register saving in the __enc_copy() assembly code > bacf6b499e11: x86/mm: Use a struct to reduce parameters for SME PGD mapping > 2b5d00b6c2cd: x86/mm: Centralize PMD flags in sme_encrypt_kernel() > cc5f01e28d6c: x86/mm: Prepare sme_encrypt_kernel() for PAGE aligned encryption > 107cd2532181: x86/mm: Encrypt the initrd earlier for BSP microcode update Yes, those are all there already. greg k-h
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