Messages in this thread Patch in this message | | | Subject | Re: [ANNOUNCE] 2.6.31-rc7-rt8 | From | Kevin Hilman <> | Date | Thu, 27 Aug 2009 14:03:05 +0300 |
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Thomas Gleixner <tglx@linutronix.de> writes:
> We are pleased to announce the next update to our new preempt-rt > series. > > - update to Linus' latest > > - perf counter crash fix (peterz) > > - disabled MARKERS on RT. Code with no use(rs) which just causes > trouble. > > - edge irq forced threading fix. Fixes the IDE "interrupt lost" > reports >
Hi Thomas,
Here's one more atomic_spin_lock conversion for a driver update that went in for -rc7.
Kevin
From 4faf27a4c0ceaddd7cb13f5d11928babc9c4cddc Mon Sep 17 00:00:00 2001 From: Kevin Hilman <khilman@deeprootsystems.com> Date: Thu, 27 Aug 2009 13:51:47 +0300 Subject: [PATCH -rt] MFD: twl4030: convert irq_desc lock to atomic spinlock
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com> --- drivers/mfd/twl4030-irq.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c index 7d43083..c1bc157 100644 --- a/drivers/mfd/twl4030-irq.c +++ b/drivers/mfd/twl4030-irq.c @@ -458,12 +458,12 @@ static void twl4030_sih_do_edge(struct work_struct *work) bytes[byte] &= ~(0x03 << off); - spin_lock_irq(&d->lock); + atomic_spin_lock_irq(&d->lock); if (d->status & IRQ_TYPE_EDGE_RISING) bytes[byte] |= BIT(off + 1); if (d->status & IRQ_TYPE_EDGE_FALLING) bytes[byte] |= BIT(off + 0); - spin_unlock_irq(&d->lock); + atomic_spin_unlock_irq(&d->lock); edge_change &= ~BIT(i); } -- 1.6.4
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