Re: [PATCH 1/2] arm64/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT

2018-05-03 Thread Ganesh Mahendran
2018-05-02 20:23 GMT+08:00 Will Deacon : > On Wed, May 02, 2018 at 03:53:21PM +0800, Ganesh Mahendran wrote: >> Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT for arm64. This >> enables Speculative Page Fault handler. > > Are there are tests for this? I'm really nervous about enabling it... Hi, Will I

Re: [PATCH 1/2] arm64/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT

2018-05-03 Thread Chintan Pandya
On 5/2/2018 1:24 PM, Ganesh Mahendran wrote: Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT for arm64. This enables Speculative Page Fault handler. Signed-off-by: Ganesh Mahendran --- This patch is on top of Laurent's v10 spf --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --g

Re: [PATCH 1/2] arm64/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT

2018-05-02 Thread Will Deacon
On Wed, May 02, 2018 at 03:53:21PM +0800, Ganesh Mahendran wrote: > Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT for arm64. This > enables Speculative Page Fault handler. Are there are tests for this? I'm really nervous about enabling it... Will > > Signed-off-by: Ganesh Mahendran > --- > This pat

Re: [PATCH 1/2] arm64/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT

2018-05-02 Thread Mark Rutland
On Wed, May 02, 2018 at 11:00:55AM +0200, Laurent Dufour wrote: > On 02/05/2018 09:54, Ganesh Mahendran wrote: > > Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT for arm64. This > > enables Speculative Page Fault handler. > > > > Signed-off-by: Ganesh Mahendran > > --- > > This patch is on top of Laure

Re: [PATCH 1/2] arm64/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT

2018-05-02 Thread Laurent Dufour
On 02/05/2018 09:54, Ganesh Mahendran wrote: > Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT for arm64. This > enables Speculative Page Fault handler. > > Signed-off-by: Ganesh Mahendran > --- > This patch is on top of Laurent's v10 spf > --- > arch/arm64/Kconfig | 1 + > 1 file changed, 1 insertion(

[PATCH 1/2] arm64/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT

2018-05-02 Thread Ganesh Mahendran
Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT for arm64. This enables Speculative Page Fault handler. Signed-off-by: Ganesh Mahendran --- This patch is on top of Laurent's v10 spf --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index

[PATCH 1/2] arm64/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT

2018-05-02 Thread Ganesh Mahendran
Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT for arm64. This enables Speculative Page Fault handler. Signed-off-by: Ganesh Mahendran --- This patch is on top of Laurent's v10 spf --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index