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From: Steven Rostedt <rostedt@goodmis.org>
To: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Cc: LKML <linux-kernel@vger.kernel.org>,
	RT <linux-rt-users@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
	Thomas Gleixner <tglx@linutronix.de>
Subject: Re: 2.6.24-rc7-rt1: macro "put_cpu_var" passed 2 arguments, but takes just 1
Date: Sun, 13 Jan 2008 15:37:33 -0500 (EST)	[thread overview]
Message-ID: <Pine.LNX.4.58.0801131519410.9934@gandalf.stny.rr.com> (raw)
In-Reply-To: <200801132053.22830.m.kozlowski@tuxland.pl>



On Sun, 13 Jan 2008, Mariusz Kozlowski wrote:

> [... snip ...]
>
> @@ -56,12 +64,13 @@ static inline void __quicklist_free(int
>         struct page *page)
>  {
>         struct quicklist *q;
> +       int cpu;
>
> -       q = &get_cpu_var(quicklist)[nr];
> +       q = &get_cpu_var_locked(quicklist, &cpu)[nr];
>         *(void **)p = q->page;
>         q->page = p;
>         q->nr_pages++;
> -       put_cpu_var(quicklist);
> +       put_cpu_var(quicklist, cpu); <------------- should that be put_cpu_var_locked()?
>  }
>

Ouch! <looks at rejs>

*************** static inline void __quicklist_free(int
*** 76,86 ****
  		return;
  	}

- 	q = &get_cpu_var(quicklist)[nr];
  	*(void **)p = q->page;
  	q->page = p;
  	q->nr_pages++;
- 	put_cpu_var(quicklist);
  }

  static inline void quicklist_free(int nr, void (*dtor)(void *), void *pp)
--- 73,83 ----
  		return;
  	}

+ 	q = &get_cpu_var_locked(quicklist, &cpu)[nr];
  	*(void **)p = q->page;
  	q->page = p;
  	q->nr_pages++;
+ 	put_cpu_var_locked(quicklist, cpu);
  }

  static inline void quicklist_free(int nr, void (*dtor)(void *), void *pp)
************

Darn, that was my fault. OK, will release a -rt2 soon.

Thanks,

-- Steve


  reply	other threads:[~2008-01-13 20:38 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-13 19:00 2.6.24-rc7-rt1 Steven Rostedt
2008-01-13 19:53 ` 2.6.24-rc7-rt1: macro "put_cpu_var" passed 2 arguments, but takes just 1 Mariusz Kozlowski
2008-01-13 20:37   ` Steven Rostedt [this message]
2008-01-13 20:25 ` 2.6.24-rc7-rt1 Robert Schwebel
2008-01-13 20:48   ` 2.6.24-rc7-rt1 Steven Rostedt
2008-01-14 19:49     ` 2.6.24-rc7-rt1 Robert Schwebel
2008-01-13 20:43 ` 2.6.24-rc7-rt1 Mariusz Kozlowski
2008-01-13 20:54   ` 2.6.24-rc7-rt1 Steven Rostedt
2008-01-14  8:27     ` 2.6.24-rc7-rt1 Mike Galbraith
2008-01-14 12:13       ` 2.6.24-rc7-rt1 Gregory Haskins
2008-01-14 13:25         ` 2.6.24-rc7-rt1 Mike Galbraith
2008-01-14 14:29           ` 2.6.24-rc7-rt1 Mike Galbraith
2008-01-15  8:07           ` 2.6.24-rc7-rt1 Mike Galbraith
2008-01-15  9:28             ` 2.6.24-rc7-rt1 Mike Galbraith
2008-01-15 16:50               ` 2.6.24-rc7-rt1 Gregory Haskins
2008-01-14 18:39       ` 2.6.24-rc7-rt1 S.Çağlar Onur
2008-01-14 16:52         ` 2.6.24-rc7-rt1 Steven Rostedt
2008-01-13 22:56 ` 2.6.24-rc7-rt1 Mark Knecht

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