linux-mips
[Top] [All Lists]

[PATCH] IP32 power button fix for 2.6.30

To: linux-mips@linux-mips.org
Subject: [PATCH] IP32 power button fix for 2.6.30
From: Andrew Randrianasulu <randrik_a@yahoo.com>
Date: Thu, 14 May 2009 11:29:27 -0700 (PDT)
Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s1024; t=1242325767; bh=srhgTM3XJtyE3xpU+7sHUI4MinQ2RIGipxCpP4jOPP8=; h=Message-ID:X-YMail-OSG:Received:X-Mailer:Date:From:Subject:To:MIME-Version:Content-Type; b=Pt5FHKZ24FHF5dR2ymVCBYdgjChjkb6IIyxuaVKGtVWiOtjF8lrx/GvjiINuOLlUIYllTNI1EbjkEfLEL72+bMIl2ANJLyThbBUrCr8Spu8+HDuVvwS/nxm/5o838lx5iE5Q9D40dXKArAGePrQIlG4bzcqeQXNRCHZ+6/a0b2g=
Domainkey-signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=Message-ID:X-YMail-OSG:Received:X-Mailer:Date:From:Subject:To:MIME-Version:Content-Type; b=l+csaBSUkcUejy1eePqfA4RjWpw304kv2WEjFRORUsp0txYc2XoifcV6rAToMXtKOCJ+uoPuUwZeNrxEKG6/wAGgcJPlbngm6UKr12BwG4eLmQ0+SfA8dlevUdnlG/afkRQfVRV97gdmrRNSWEQvqiaATKP9fDCFHYwAYEop1WA=;
Original-recipient: rfc822;linux-mips@linux-mips.org
Sender: linux-mips-bounce@linux-mips.org

I think i run into same sort of problem, as described here:

http://lkml.org/lkml/2009/4/16/24
http://lkml.org/lkml/2009/4/14/94

(in my case it was hang after pressing O2's power button)

this patch fixes it:

----

diff --git a/arch/mips/sgi-ip32/ip32-reset.c b/arch/mips/sgi-ip32/ip32-reset.c
index b6cab08..667da93 100644
--- a/arch/mips/sgi-ip32/ip32-reset.c
+++ b/arch/mips/sgi-ip32/ip32-reset.c
@@ -145,7 +145,7 @@ static irqreturn_t ip32_rtc_int(int irq, void *dev_id)
                        "%s: RTC IRQ without RTC_IRQF\n", __func__);
        }
        /* Wait until interrupt goes away */
-       disable_irq(MACEISA_RTC_IRQ);
+       disable_irq_nosync(MACEISA_RTC_IRQ);
        init_timer(&debounce_timer);
        debounce_timer.function = debounce;
        debounce_timer.expires = jiffies + 50;

----

tested with 2.6.30-rc5 mainline (linux-mips.org tree was also affected)


      

<Prev in Thread] Current Thread [Next in Thread>