Displaying 2 results from an estimated 2 matches for "alternative_asm".
2014 Jun 15
1
[PATCH v11 14/16] pvqspinlock: Add qspinlock para-virtualization support
On Thu, Jun 12, 2014 at 04:48:41PM -0400, Waiman Long wrote:
> I don't have a good understanding of the kernel alternatives mechanism.
I didn't either; I do now, cost me a whole day reading up on
alternative/paravirt code patching.
See the patches I just send out; I got the 'native' case with paravirt
enabled to be one NOP worse than the native case without paravirt -- for
2014 Jun 15
1
[PATCH v11 14/16] pvqspinlock: Add qspinlock para-virtualization support
On Thu, Jun 12, 2014 at 04:48:41PM -0400, Waiman Long wrote:
> I don't have a good understanding of the kernel alternatives mechanism.
I didn't either; I do now, cost me a whole day reading up on
alternative/paravirt code patching.
See the patches I just send out; I got the 'native' case with paravirt
enabled to be one NOP worse than the native case without paravirt -- for