Re: [PATCH v5 0/3] arm64: Workaround for Cortex-A55 erratum 1530923

2020-01-16 Thread Will Deacon
On Thu, Jan 16, 2020 at 07:28:49AM +, Marc Zyngier wrote: > On 2020-01-14 16:45, Will Deacon wrote: > > On Mon, Dec 16, 2019 at 11:56:28AM +, Steven Price wrote: > > > Version 5 is a rebasing of version 4 (no changes). > > > > > > This series enables a workaround for Cortex-A55 erratum 153

Re: [PATCH v5 0/3] arm64: Workaround for Cortex-A55 erratum 1530923

2020-01-15 Thread Marc Zyngier
On 2020-01-14 16:45, Will Deacon wrote: On Mon, Dec 16, 2019 at 11:56:28AM +, Steven Price wrote: Version 5 is a rebasing of version 4 (no changes). This series enables a workaround for Cortex-A55 erratum 1530923. The erratum potentially allows TLB entries to be allocated as a result of a

Re: [PATCH v5 0/3] arm64: Workaround for Cortex-A55 erratum 1530923

2020-01-14 Thread Will Deacon
On Mon, Dec 16, 2019 at 11:56:28AM +, Steven Price wrote: > Version 5 is a rebasing of version 4 (no changes). > > This series enables a workaround for Cortex-A55 erratum 1530923. The > erratum potentially allows TLB entries to be allocated as a result of a > speculative AT instruction. This m