Re: [PATCH RFC v2 04/29] mm: asi: Add infrastructure for boot-time enablement

2025-04-05 Thread Brendan Jackman
On Wed Mar 19, 2025 at 6:47 PM UTC, Yosry Ahmed wrote: > On Wed, Mar 19, 2025 at 06:29:35PM +0100, Borislav Petkov wrote: > > On Fri, Jan 10, 2025 at 06:40:30PM +, Brendan Jackman wrote: > > > Add a boot time parameter to control the newly added X86_FEATURE_ASI. > > > "asi=on" or "asi=off" can

Re: [PATCH RFC v2 04/29] mm: asi: Add infrastructure for boot-time enablement

2025-03-19 Thread Yosry Ahmed
On Wed, Mar 19, 2025 at 06:29:35PM +0100, Borislav Petkov wrote: > On Fri, Jan 10, 2025 at 06:40:30PM +, Brendan Jackman wrote: > > Add a boot time parameter to control the newly added X86_FEATURE_ASI. > > "asi=on" or "asi=off" can be used in the kernel command line to enable > > or disable ASI

Re: [PATCH RFC v2 04/29] mm: asi: Add infrastructure for boot-time enablement

2025-03-19 Thread Borislav Petkov
On Fri, Jan 10, 2025 at 06:40:30PM +, Brendan Jackman wrote: > Add a boot time parameter to control the newly added X86_FEATURE_ASI. > "asi=on" or "asi=off" can be used in the kernel command line to enable > or disable ASI at boot time. If not specified, ASI enablement depends > on CONFIG_ADDRE

[PATCH RFC v2 04/29] mm: asi: Add infrastructure for boot-time enablement

2025-01-10 Thread Brendan Jackman
Add a boot time parameter to control the newly added X86_FEATURE_ASI. "asi=on" or "asi=off" can be used in the kernel command line to enable or disable ASI at boot time. If not specified, ASI enablement depends on CONFIG_ADDRESS_SPACE_ISOLATION_DEFAULT_ON, which is off by default. asi_check_boottim