Re: [PATCH v3 2/2] arm64: Add software workaround for Falkor erratum 1041

2017-11-14 Thread Stephen Boyd
On 11/12, Shanker Donthineni wrote: > The ARM architecture defines the memory locations that are permitted > to be accessed as the result of a speculative instruction fetch from > an exception level for which all stages of translation are disabled. > Specifically, the core is permitted to speculati

Re: [PATCH] arm64: efi: ignore EFI_MEMORY_XP attribute if RP and/or WP are set

2017-09-22 Thread Stephen Boyd
On 09/15, Ard Biesheuvel wrote: > On 15 September 2017 at 11:53, Stephen Boyd wrote: > > On 09/14, Ard Biesheuvel wrote: > >> The UEFI memory map is a bit vague about how to interpret the > >> EFI_MEMORY_XP attribute when it is combined with EFI_MEMORY_RP and/or >

Re: [PATCH] arm64: efi: ignore EFI_MEMORY_XP attribute if RP and/or WP are set

2017-09-15 Thread Stephen Boyd
s of the region > (i.e., whether it contains data that we will never attempt to execute) > > Cc: Stephen Boyd Reported-by: Stephen Boyd I will test early next week and provide a tested-by. Thanks. -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundatio

Re: [PATCH 01/44] kernel: Add support for poweroff handler call chain

2015-06-18 Thread Stephen Boyd
On 06/18/2015 08:30 AM, Guenter Roeck wrote: > On Wed, Jun 17, 2015 at 06:04:54PM -0700, Stephen Boyd wrote: > [ ... ] >> What happened to this series? I want to add shutdown support to my >> platform and I need to write a register on the PMIC in one driver to >> configure

Re: [PATCH 01/44] kernel: Add support for poweroff handler call chain

2015-06-17 Thread Stephen Boyd
On 10/06/2014 10:28 PM, Guenter Roeck wrote: > Various drivers implement architecture and/or device specific means to > remove power from the system. For the most part, those drivers set the > global variable pm_power_off to point to a function within the driver. > > This mechanism has a number of