Hi Russel,
On 2017-11-27 15:32, Russell King - ARM Linux wrote:
On Mon, Nov 27, 2017 at 03:27:03PM +0100, Marek Szyprowski wrote:
Dear All,
On 2017-11-25 12:33, Russell King wrote:
Detect if we are returning to usermode via the normal kernel exit paths
but the saved PSR value indicates that we are in kernel mode. This
could occur due to corrupted stack state, which has been observed with
"ftracetest".
This ensures that we catch the problem case before we get to user code.
Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxx>
This patch brakes kernel booting on Exynos 4412-based Odroid U3 board:
"brakes" are what you have on a car. "breaks" is the verb, which is
what you mean here.
I'm sorry, I wrote that mail in a hurry before leaving the office.
It's known as of this morning, and I have a patch going through the
build testers at the moment.
Just replace the 0xcf in these with PSR_I_BIT | 0x0f.
Also wonder why your platform is running with SCR.FW clear...
Yes, this fixes the issue. Thanks.
Best regards
--
Marek Szyprowski, PhD
Samsung R&D Institute Poland
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