[tip:x86/cpu] x86/cpu: Correct comments and messages in P4 erratum 037 handling code

From: tip-bot for Borislav Petkov
Date: Tue May 10 2016 - 04:41:19 EST


Commit-ID: f0133acc7d4835cfbb86393b7d2a4fba7519585b
Gitweb: http://git.kernel.org/tip/f0133acc7d4835cfbb86393b7d2a4fba7519585b
Author: Borislav Petkov <bp@xxxxxxx>
AuthorDate: Sun, 8 May 2016 20:58:40 +0200
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Tue, 10 May 2016 10:05:03 +0200

x86/cpu: Correct comments and messages in P4 erratum 037 handling code

Remove the linebreak in the conditional and s/errata/erratum/ as the
singular is "erratum".

No functionality change.

Signed-off-by: Borislav Petkov <bp@xxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Brian Gerst <brgerst@xxxxxxxxx>
Cc: Denys Vlasenko <dvlasenk@xxxxxxxxxx>
Cc: H. Peter Anvin <hpa@xxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1462733920-7224-1-git-send-email-bp@xxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/kernel/cpu/intel.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index f71a349..5354080 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -263,15 +263,14 @@ static void intel_workarounds(struct cpuinfo_x86 *c)
}

/*
- * P4 Xeon errata 037 workaround.
+ * P4 Xeon erratum 037 workaround.
* Hardware prefetcher may cause stale data to be loaded into the cache.
*/
if ((c->x86 == 15) && (c->x86_model == 1) && (c->x86_mask == 1)) {
if (msr_set_bit(MSR_IA32_MISC_ENABLE,
- MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE_BIT)
- > 0) {
+ MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE_BIT) > 0) {
pr_info("CPU: C0 stepping P4 Xeon detected.\n");
- pr_info("CPU: Disabling hardware prefetching (Errata 037)\n");
+ pr_info("CPU: Disabling hardware prefetching (Erratum 037)\n");
}
}