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] [day] [month] [year] [list]
Message-ID: <20080819011656.GC14821@elte.hu>
Date:	Tue, 19 Aug 2008 03:16:56 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Yinghai Lu <yhlu.kernel@...il.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] irq: rename irq_desc() to to_irq_desc() - fix #3


* Yinghai Lu <yhlu.kernel@...il.com> wrote:

> > -       kstat_this_cpu.irqs[irq]++;
> > +       kstat_irqs_this_cpu(&irq_desc[irq])++;
> >
> >  out:
> >        unspinning_lock(xl);
> >
> 
> should be
> 
> kstat_irqs_this_cpu(to_irq_desc(irq))++;
> 
> otherwise when CONFIG_HAVE_SPARSE_IRQ is set, it will fail.
> 
> when sparse_irq is set, only have irq_descX list...

ok, fixed it - updated patch below. Build testing just triggered it as 
well.

	Ingo

----------->
>From ba0540e8ae86abbe55b643e230ce276984fbb650 Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@...e.hu>
Date: Tue, 19 Aug 2008 02:33:39 +0200
Subject: [PATCH] irq: build fix

fix:

 arch/x86/xen/spinlock.c: In function 'xen_spin_lock_slow':
 arch/x86/xen/spinlock.c:90: error: 'struct kernel_stat' has no member named 'irqs'

Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
 arch/x86/xen/spinlock.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
index 8dc4d31..bfb1707 100644
--- a/arch/x86/xen/spinlock.c
+++ b/arch/x86/xen/spinlock.c
@@ -87,7 +87,7 @@ static noinline int xen_spin_lock_slow(struct raw_spinlock *lock)
 
 	/* block until irq becomes pending */
 	xen_poll_irq(irq);
-	kstat_this_cpu.irqs[irq]++;
+	kstat_irqs_this_cpu(to_irq_desc(irq))++;
 
 out:
 	unspinning_lock(xl);
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ