On 21 March 2023 11:41:15 GMT, Borislav Petkov <bp@xxxxxxxxx> wrote: >On Thu, Mar 16, 2023 at 10:21:01PM +0000, Usama Arif wrote: >> From: David Woodhouse <dwmw@xxxxxxxxxxxx> >> >> When bringing up a secondary CPU from do_boot_cpu(), the warm reset flag >> is set in CMOS and the starting IP for the trampoline written inside the >> BDA at 0x467. Once the CPU is running, the CMOS flag is unset and the >> value in the BDA cleared. >> >> To allow for parallel bringup of CPUs, add a reference count to track the >> number of CPUs currently bring brought up, and clear the state only when > >s/bring // "being", I think.
