linux-kernel - [PATCH V7 41/41] x86/intel

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Message-Id: <933af72ace7599129832d85e44ff62b8ad35446b.1529706536.git.reinette.chatre@intel.com>
Date:   Fri, 22 Jun 2018 15:42:32 -0700
From:   Reinette Chatre <reinette.chatre@...el.com>
To:     tglx@...utronix.de, fenghua.yu@...el.com, tony.luck@...el.com,
        vikas.shivappa@...ux.intel.com
Cc:     gavin.hindman@...el.com, jithu.joseph@...el.com,
        dave.hansen@...el.com, mingo@...hat.com, hpa@...or.com,
        x86@...nel.org, linux-kernel@...r.kernel.org,
        Ingo Molnar <mingo@...nel.org>,
        Reinette Chatre <reinette.chatre@...el.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Peter Zijlstra <peterz@...radead.org>
Subject: [PATCH V7 41/41] x86/intel_rdt: Simplify index type

From: Ingo Molnar <mingo@...nel.org>

Simplify this pattern:

 #ifdef CONFIG_X86_64
	u64 i;
 #else
	u32 i;
 #endif

... to the more natural and shorter one:

	unsigned long i;

No change in functionality.

Acked-by Thomas Gleixner <tglx@...utronix.de>
Cc: Reinette Chatre <reinette.chatre@...el.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: fenghua.yu@...el.com
Cc: hpa@...or.com
Cc: tony.luck@...el.com
Fixes: 0438fb1aebf4 ("x86/intel_rdt: Pseudo-lock region creation/removal core")
Link: https://lkml.kernel.org/r/5773274f9947c4d8becbabd2655bd1628f060147.1529474468.git.reinette.chatre@intel.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/kernel/cpu/intel_rdt_pseudo_lock.c | 18 +++---------------
 1 file changed, 3 insertions(+), 15 deletions(-)

diff --git a/arch/x86/kernel/cpu/intel_rdt_pseudo_lock.c b/arch/x86/kernel/cpu/intel_rdt_pseudo_lock.c
index a1670e50d6ce..df68972d5e3e 100644
--- a/arch/x86/kernel/cpu/intel_rdt_pseudo_lock.c
+++ b/arch/x86/kernel/cpu/intel_rdt_pseudo_lock.c
@@ -415,11 +415,7 @@ static int pseudo_lock_fn(void *_rdtgrp)
 	struct rdtgroup *rdtgrp = _rdtgrp;
 	struct pseudo_lock_region *plr = rdtgrp->plr;
 	u32 rmid_p, closid_p;
-#ifdef CONFIG_X86_64
-	u64 i;
-#else
-	u32 i;
-#endif
+	unsigned long i;
 #ifdef CONFIG_KASAN
 	/*
 	 * The registers used for local register variables are also used
@@ -874,11 +870,7 @@ static int measure_cycles_lat_fn(void *_plr)
 {
 	struct pseudo_lock_region *plr = _plr;
 	u64 start, end;
-#ifdef CONFIG_X86_64
-	u64 i;
-#else
-	u32 i;
-#endif
+	unsigned long i;
 #ifdef CONFIG_KASAN
 	/*
 	 * The registers used for local register variables are also used
@@ -932,11 +924,7 @@ static int measure_cycles_perf_fn(void *_plr)
 	struct pseudo_lock_region *plr = _plr;
 	unsigned long long l2_hits, l2_miss;
 	u64 l2_hit_bits, l2_miss_bits;
-#ifdef CONFIG_X86_64
-	u64 i;
-#else
-	u32 i;
-#endif
+	unsigned long i;
 #ifdef CONFIG_KASAN
 	/*
 	 * The registers used for local register variables are also used
-- 
2.17.0