linux-kernel - [PATCH 8/9] intel_idle: Define CPUIDLE_FLAG_TLB

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <15991455.PHIGOLi8R1@kreacher>
Date:   Thu, 13 Feb 2020 23:03:51 +0100
From:   "Rafael J. Wysocki" <rjw@...ysocki.net>
To:     Linux PM <linux-pm@...r.kernel.org>
Cc:     Len Brown <len.brown@...el.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Chen Yu <yu.c.chen@...el.com>
Subject: [PATCH 8/9] intel_idle: Define CPUIDLE_FLAG_TLB_FLUSHED as BIT(16)

From: "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>

Use the BIT() macro for defining CPUIDLE_FLAG_TLB_FLUSHED instead of
the hex bit encoding of the same value.

No intentional functional impact.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
---
 drivers/idle/intel_idle.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index 9575615c8f4a..de1367d996c5 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -101,7 +101,7 @@ static unsigned int mwait_substates __initdata;
  * If this flag is set, SW flushes the TLB, so even if the
  * HW doesn't do the flushing, this flag is safe to use.
  */
-#define CPUIDLE_FLAG_TLB_FLUSHED	0x10000
+#define CPUIDLE_FLAG_TLB_FLUSHED	BIT(16)
 
 /*
  * MWAIT takes an 8-bit "hint" in EAX "suggesting"
-- 
2.16.4