From: Peter Zijlstra <peterz@infradead.org>
To: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
Cc: Tahsin Erdogan <tahsin@google.com>,
tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com,
x86@kernel.org, Waiman.Long@hp.com, borntraeger@de.ibm.com,
oleg@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] x86/spinlocks: Fix regression in spinlock contention detection
Date: Tue, 5 May 2015 12:58:12 +0200 [thread overview]
Message-ID: <20150505105812.GK21418@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <55489D9E.4010003@linux.vnet.ibm.com>
On Tue, May 05, 2015 at 04:08:22PM +0530, Raghavendra K T wrote:
> ================
> #include <stdio.h>
>
> #define LOCK_INC 2
Note that to be completely identical to the kernel code you should've
written:
#define LOCK_INC ((unsigned int)2)
as per:
#define TICKET_LOCK_INC ((__ticket_t)__TICKET_LOCK_INC)
next prev parent reply other threads:[~2015-05-05 10:58 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-05 4:15 Tahsin Erdogan
2015-05-05 9:06 ` [tip:x86/urgent] " tip-bot for Tahsin Erdogan
2015-05-05 9:17 ` [PATCH] " Peter Zijlstra
2015-05-05 10:38 ` Raghavendra K T
2015-05-05 10:58 ` Peter Zijlstra [this message]
2015-05-05 14:10 ` Tahsin Erdogan
2015-05-05 14:30 ` Peter Zijlstra
[not found] ` <CAAeU0aPSDdDVKm=YgbYH+SWfk07rLGgEFMQoN+nt4vc1_YLHzg@mail.gmail.com>
2015-05-05 15:25 ` Raghavendra K T
2015-05-05 15:28 ` Tahsin Erdogan
2015-05-05 15:32 ` Waiman Long
2015-05-05 15:38 ` Raghavendra K T
2015-05-06 15:37 ` Raghavendra K T
2015-05-07 7:13 ` Tahsin Erdogan
2015-05-08 11:09 ` Greg KH
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