On Tue, May 5, 2020 at 7:15 AM Thomas Gleixner wrote:
>
> Traps enable interrupts conditionally but rely on the ASM return code to
> disable them again. That results in redundant interrupt disable and trace
> calls.
>
> Make the trap handlers disable interrupts before returning to avoid that,
>
Alexandre Chartre writes:
> On 5/5/20 3:43 PM, Thomas Gleixner wrote:
>> Traps enable interrupts conditionally but rely on the ASM return code to
>> disable them again. That results in redundant interrupt disable and trace
>> calls.
>>
>> Make the trap handlers disable interrupts before
On 5/5/20 3:43 PM, Thomas Gleixner wrote:
Traps enable interrupts conditionally but rely on the ASM return code to
disable them again. That results in redundant interrupt disable and trace
calls.
Make the trap handlers disable interrupts before returning to avoid that,
which allows
Traps enable interrupts conditionally but rely on the ASM return code to
disable them again. That results in redundant interrupt disable and trace
calls.
Make the trap handlers disable interrupts before returning to avoid that,
which allows simplification of the ASM entry code.
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