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Date: Mon, 2 Feb 2009 14:41:31 -0800
From: Andrew Morton <akpm@...ux-foundation.org>
To: Balaji Rao <balajirrao@...nmoko.org>
Cc: linux-kernel@...r.kernel.org, cbou@...l.ru, andy@...nmoko.com
Subject: Re: [PATCH 3/3] pcf50633_charger: Enable periodic charging restart
On Tue, 27 Jan 2009 19:23:12 +0530
Balaji Rao <balajirrao@...nmoko.org> wrote:
> @@ -157,6 +213,7 @@ pcf50633_mbc_irq_handler(int irq, void *data)
> mbc->usb_online = 0;
> mbc->usb_active = 0;
> pcf50633_mbc_usb_curlim_set(mbc->pcf, 0);
> + cancel_delayed_work_sync(&mbc->charging_restart_work);
> }
eek, can't call cancel_delayed_work_sync() from an interrupt handler!
If the work was actually running on this CPU or on a different one,
cancel_delayed_work_sync() will need to wait for it to complete. The
kernel will explode in many tinkly little pieces.
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