The patch titled
Subject: drivers/rtc/rtc-mxc.c: fix irq enabled interrupts warning
has been removed from the -mm tree. Its filename was
drivers-rtc-rtc-mxcc-fix-irq-enabled-interrupts-warning.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Benoît Thébaudeau <benoit.thebaud...@advansee.com>
Subject: drivers/rtc/rtc-mxc.c: fix irq enabled interrupts warning
[ 29.669224] WARNING: at irq/handle.c:146 handle_irq_event_=
percpu+0x19c/0x1b8()
[ 29.669269] irq 25 handler mxc_rtc_interrupt+0x0/0xac enabled interrupts
[ 29.669284] Modules linked in:
[ 29.669324] [<c0012218>] (unwind_backtrace+0x0/0xf0) from [<c001c1dc>] (=
warn_slowpath_common+0x4c/0x64)
[ 29.669361] [<c001c1dc>] (warn_slowpath_common+0x4c/0x64) from [<c001c28=
8>] (warn_slowpath_fmt+0x30/0x40)
[ 29.669399] [<c001c288>] (warn_slowpath_fmt+0x30/0x40) from [<c004c46c>]=
(handle_irq_event_percpu+0x19c/0x1b8)
[ 29.669439] [<c004c46c>] (handle_irq_event_percpu+0x19c/0x1b8) from [<c0=
04c4b0>] (handle_irq_event+0x28/0x38)
[ 29.669479] [<c004c4b0>] (handle_irq_event+0x28/0x38) from [<c004e4b0>] =
(handle_level_irq+0x80/0xc4)
[ 29.669517] [<c004e4b0>] (handle_level_irq+0x80/0xc4) from [<c004bcd0>] =
(generic_handle_irq+0x24/0x38)
[ 29.669563] [<c004bcd0>] (generic_handle_irq+0x24/0x38) from [<c000e6cc>=
] (handle_IRQ+0x30/0x84)
[ 29.669599] [<c000e6cc>] (handle_IRQ+0x30/0x84) from [<c0008508>] (avic_=
handle_irq+0x2c/0x4c)
[ 29.669633] [<c0008508>] (avic_handle_irq+0x2c/0x4c) from [<c000db40>] (=
__irq_svc+0x40/0x60)
[ 29.669655] Exception stack(0xc050bf60 to 0xc050bfa8)
[ 29.669685] bf60: 00000001 00000000 003c4208 c0018e20 c050a000 c050a000 =
c054a4c8 c050a000
[ 29.669717] bf80: c05157a8 4117b363 80503bb4 00000000 01000000 c050bfa8 =
c0018e2c c000e808
[ 29.669739] bfa0: 60000013 ffffffff
[ 29.669769] [<c000db40>] (__irq_svc+0x40/0x60) from [<c000e808>] (defaul=
t_idle+0x1c/0x30)
[ 29.669805] [<c000e808>] (default_idle+0x1c/0x30) from [<c000e9bc>] (cpu=
_idle+0x68/0xa8)
[ 29.669846] [<c000e9bc>] (cpu_idle+0x68/0xa8) from [<c04e76dc>] (start_k=
ernel+0x22c/0x26c)
[ 29.669868] ---[ end trace 2f7406c4b6216986 ]---
Signed-off-by: Benoît Thébaudeau <benoit.thebaud...@advansee.com>
Cc: Alessandro Zummo <a.zu...@towertech.it>
Cc: Sascha Hauer <ker...@pengutronix.de>
Acked-by: Uwe Kleine-König <u.kleine-koe...@pengutronix.de>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <a...@linux-foundation.org>
---
drivers/rtc/rtc-mxc.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff -puN
drivers/rtc/rtc-mxc.c~drivers-rtc-rtc-mxcc-fix-irq-enabled-interrupts-warning
drivers/rtc/rtc-mxc.c
---
a/drivers/rtc/rtc-mxc.c~drivers-rtc-rtc-mxcc-fix-irq-enabled-interrupts-warning
+++ a/drivers/rtc/rtc-mxc.c
@@ -202,10 +202,11 @@ static irqreturn_t mxc_rtc_interrupt(int
struct platform_device *pdev = dev_id;
struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
void __iomem *ioaddr = pdata->ioaddr;
+ unsigned long flags;
u32 status;
u32 events = 0;
- spin_lock_irq(&pdata->rtc->irq_lock);
+ spin_lock_irqsave(&pdata->rtc->irq_lock, flags);
status = readw(ioaddr + RTC_RTCISR) & readw(ioaddr + RTC_RTCIENR);
/* clear interrupt sources */
writew(status, ioaddr + RTC_RTCISR);
@@ -224,7 +225,7 @@ static irqreturn_t mxc_rtc_interrupt(int
events |= (RTC_PF | RTC_IRQF);
rtc_update_irq(pdata->rtc, 1, events);
- spin_unlock_irq(&pdata->rtc->irq_lock);
+ spin_unlock_irqrestore(&pdata->rtc->irq_lock, flags);
return IRQ_HANDLED;
}
_
Patches currently in -mm which might be from benoit.thebaud...@advansee.com are
origin.patch
linux-next.patch
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