Re: [PATCH] arm: mm: fault: check ADFSR in case of abort

2018-10-29 Thread Russell King - ARM Linux
On Mon, Oct 29, 2018 at 03:54:36PM +, Mark Rutland wrote: > On Mon, Oct 29, 2018 at 02:20:51PM +, Wiebe, Wladislav (Nokia - DE/Ulm) > wrote: > > When running into situations like: > > "Unhandled fault: synchronous external abort (0x210) at 0xXXX" > > or > > "Unhandled prefetch abort: synch

Re: [PATCH] arm: mm: fault: check ADFSR in case of abort

2018-10-29 Thread Mark Rutland
On Mon, Oct 29, 2018 at 02:20:51PM +, Wiebe, Wladislav (Nokia - DE/Ulm) wrote: > When running into situations like: > "Unhandled fault: synchronous external abort (0x210) at 0xXXX" > or > "Unhandled prefetch abort: synchronous external abort (0x210) at 0xXXX" > it is useful to know the content

RE: [PATCH] arm: mm: fault: check ADFSR in case of abort

2018-10-29 Thread Wiebe, Wladislav (Nokia - DE/Ulm)
Hi Robin, Russel, > -Original Message- > From: Robin Murphy > Sent: Monday, October 29, 2018 3:52 PM [..] > On 29/10/2018 14:20, Wiebe, Wladislav (Nokia - DE/Ulm) wrote: > > When running into situations like: > > "Unhandled fault: synchronous external abort (0x210) at 0xXXX" > > or > > "U

Re: [PATCH] arm: mm: fault: check ADFSR in case of abort

2018-10-29 Thread Russell King - ARM Linux
On Mon, Oct 29, 2018 at 02:20:51PM +, Wiebe, Wladislav (Nokia - DE/Ulm) wrote: > When running into situations like: > "Unhandled fault: synchronous external abort (0x210) at 0xXXX" > or > "Unhandled prefetch abort: synchronous external abort (0x210) at 0xXXX" > it is useful to know the content

Re: [PATCH] arm: mm: fault: check ADFSR in case of abort

2018-10-29 Thread Robin Murphy
On 29/10/2018 14:20, Wiebe, Wladislav (Nokia - DE/Ulm) wrote: When running into situations like: "Unhandled fault: synchronous external abort (0x210) at 0xXXX" or "Unhandled prefetch abort: synchronous external abort (0x210) at 0xXXX" it is useful to know the content of ADFSR (Auxiliary Data Faul

[PATCH] arm: mm: fault: check ADFSR in case of abort

2018-10-29 Thread Wiebe, Wladislav (Nokia - DE/Ulm)
When running into situations like: "Unhandled fault: synchronous external abort (0x210) at 0xXXX" or "Unhandled prefetch abort: synchronous external abort (0x210) at 0xXXX" it is useful to know the content of ADFSR (Auxiliary Data Fault Status Register) to indicate an ECC double-bit error in L1 or