CONFIG_ARC_IRQ_NO_AUTOSAVE is not available for thedefaultarchitecture x86.
Result is shown for architecture arc
Disable hardware autosave regfile on interrupts
configname: CONFIG_ARC_IRQ_NO_AUTOSAVE
Linux Kernel Configuration
└─>ARC Architecture Configuration
└─>ARC CPU Configuration
└─>Disable hardware autosave regfile on interrupts
In linux kernel since version 4.2 (release Date: 2015-08-30)
On HS cores, taken interrupt auto saves the regfile on stack.
This is programmable and can be optionally disabled in which case
software INTERRUPT_PROLOGUE/EPILGUE do the needed work
This is programmable and can be optionally disabled in which case
software INTERRUPT_PROLOGUE/EPILGUE do the needed work