From: Konrad Rzeszutek Wilk Date: Thu, 17 May 2018 03:18:09 +0000 (-0400) Subject: x86/bugs: Rename SSBD_NO to SSB_NO X-Git-Tag: Ubuntu-4.13.0-45.50~7 X-Git-Url: https://git.proxmox.com/?p=mirror_ubuntu-artful-kernel.git;a=commitdiff_plain;h=f3fbc8b423a9e63fc0b3e640a8498113c7c580f9 x86/bugs: Rename SSBD_NO to SSB_NO The "336996 Speculative Execution Side Channel Mitigations" from May defines this as SSB_NO, hence lets sync-up. Signed-off-by: Konrad Rzeszutek Wilk Signed-off-by: Thomas Gleixner CVE-2018-3639 (x86) (backported from commit 240da953fcc6a9008c92fae5b1f727ee5ed167ab) Signed-off-by: Tyler Hicks Signed-off-by: Stefan Bader --- diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h index 6acc396bee9c..50439de62f4e 100644 --- a/arch/x86/include/asm/msr-index.h +++ b/arch/x86/include/asm/msr-index.h @@ -69,7 +69,7 @@ #define MSR_IA32_ARCH_CAPABILITIES 0x0000010a #define ARCH_CAP_RDCL_NO (1 << 0) /* Not susceptible to Meltdown */ #define ARCH_CAP_IBRS_ALL (1 << 1) /* Enhanced IBRS support */ -#define ARCH_CAP_SSBD_NO (1 << 4) /* +#define ARCH_CAP_SSB_NO (1 << 4) /* * Not susceptible to Speculative Store Bypass * attack, so no Speculative Store Bypass * control required. diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 26097b952ce0..33b333d03435 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -904,7 +904,7 @@ static void __init cpu_set_bug_bits(struct cpuinfo_x86 *c) rdmsrl(MSR_IA32_ARCH_CAPABILITIES, ia32_cap); if (!x86_match_cpu(cpu_no_spec_store_bypass) && - !(ia32_cap & ARCH_CAP_SSBD_NO)) + !(ia32_cap & ARCH_CAP_SSB_NO)) setup_force_cpu_bug(X86_BUG_SPEC_STORE_BYPASS); if (x86_match_cpu(cpu_no_speculation))