This is a note to let you know that I've just added the patch titled
hwmon: (fam15h_power) Correct sign extension of running_avg_capture
to the 3.3-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
hwmon-fam15h_power-correct-sign-extension-of-running_avg_capture.patch
and it can be found in the queue-3.3 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From fc0900cbda9243957d812cd6b4cc87965f9fe75f Mon Sep 17 00:00:00 2001
From: Andreas Herrmann <[email protected]>
Date: Fri, 23 Mar 2012 10:02:17 +0100
Subject: hwmon: (fam15h_power) Correct sign extension of running_avg_capture
From: Andreas Herrmann <[email protected]>
commit fc0900cbda9243957d812cd6b4cc87965f9fe75f upstream.
Wrong bit was used for sign extension which caused wrong end results.
Thanks to Andre for spotting this bug.
Reported-by: Andre Przywara <[email protected]>
Signed-off-by: Andreas Herrmann <[email protected]>
Acked-by: Guenter Roeck <[email protected]>
Signed-off-by: Jean Delvare <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/hwmon/fam15h_power.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/hwmon/fam15h_power.c
+++ b/drivers/hwmon/fam15h_power.c
@@ -60,7 +60,7 @@ static ssize_t show_power(struct device
pci_bus_read_config_dword(f4->bus, PCI_DEVFN(PCI_SLOT(f4->devfn), 5),
REG_TDP_RUNNING_AVERAGE, &val);
running_avg_capture = (val >> 4) & 0x3fffff;
- running_avg_capture = sign_extend32(running_avg_capture, 22);
+ running_avg_capture = sign_extend32(running_avg_capture, 21);
running_avg_range = val & 0xf;
pci_bus_read_config_dword(f4->bus, PCI_DEVFN(PCI_SLOT(f4->devfn), 5),
Patches currently in stable-queue which might be from [email protected]
are
queue-3.3/hwmon-fam15h_power-correct-sign-extension-of-running_avg_capture.patch
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