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| author | Borislav Petkov <bp@suse.de> | 2019-03-29 19:52:59 +0100 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2019-04-08 12:13:34 +0200 |
| commit | 67e87d43b794a8886b5d075b3e0fdd0c615a595f (patch) | |
| tree | 29d253d071132e7703a88f2c944d2b3096414864 /arch/x86/kernel/process.c | |
| parent | bfdd5a67c8cb02c147c6b012543e84cb1f5759ba (diff) | |
| download | linux-67e87d43b794a8886b5d075b3e0fdd0c615a595f.tar.gz linux-67e87d43b794a8886b5d075b3e0fdd0c615a595f.tar.bz2 linux-67e87d43b794a8886b5d075b3e0fdd0c615a595f.zip | |
x86: Convert some slow-path static_cpu_has() callers to boot_cpu_has()
Using static_cpu_has() is pointless on those paths, convert them to the
boot_cpu_has() variant.
No functional changes.
Reported-by: Nadav Amit <nadav.amit@gmail.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Rik van Riel <riel@surriel.com>
Reviewed-by: Juergen Gross <jgross@suse.com> # for paravirt
Cc: Aubrey Li <aubrey.li@intel.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Dominik Brodowski <linux@dominikbrodowski.net>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jann Horn <jannh@google.com>
Cc: Joerg Roedel <jroedel@suse.de>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Thomas Lendacky <Thomas.Lendacky@amd.com>
Cc: linux-edac@vger.kernel.org
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tony Luck <tony.luck@intel.com>
Cc: virtualization@lists.linux-foundation.org
Cc: x86@kernel.org
Link: https://lkml.kernel.org/r/20190330112022.28888-3-bp@alien8.de
Diffstat (limited to 'arch/x86/kernel/process.c')
| -rw-r--r-- | arch/x86/kernel/process.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 58ac7be52c7a..16a7113e91c5 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -236,7 +236,7 @@ static int get_cpuid_mode(void) static int set_cpuid_mode(struct task_struct *task, unsigned long cpuid_enabled) { - if (!static_cpu_has(X86_FEATURE_CPUID_FAULT)) + if (!boot_cpu_has(X86_FEATURE_CPUID_FAULT)) return -ENODEV; if (cpuid_enabled) @@ -666,7 +666,7 @@ static int prefer_mwait_c1_over_halt(const struct cpuinfo_x86 *c) if (c->x86_vendor != X86_VENDOR_INTEL) return 0; - if (!cpu_has(c, X86_FEATURE_MWAIT) || static_cpu_has_bug(X86_BUG_MONITOR)) + if (!cpu_has(c, X86_FEATURE_MWAIT) || boot_cpu_has_bug(X86_BUG_MONITOR)) return 0; return 1; |