Re: [PATCH v5] arm64: Add workaround for Fujitsu A64FX erratum 010001

2019-02-28 Thread Catalin Marinas
On Tue, Feb 26, 2019 at 06:43:41PM +, James Morse wrote: > From: Zhang Lei > > On the Fujitsu-A64FX cores ver(1.0, 1.1), memory access may cause > an undefined fault (Data abort, DFSC=0b11). This fault occurs under > a specific hardware condition when a load/store instruction performs an

[PATCH v5] arm64: Add workaround for Fujitsu A64FX erratum 010001

2019-02-26 Thread James Morse
From: Zhang Lei On the Fujitsu-A64FX cores ver(1.0, 1.1), memory access may cause an undefined fault (Data abort, DFSC=0b11). This fault occurs under a specific hardware condition when a load/store instruction performs an address translation. Any load/store instruction, except non-fault