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| author | Damien Zammit <damien@zamaudio.com> | 2024-02-11 12:00:57 +0000 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2024-02-11 15:05:32 +0100 |
| commit | aadb433981b086bfb4e082757fed1154582d5497 (patch) | |
| tree | 286c851c30d398c08f2c0d0e5f925ca3ffa2587e /kern/machine.c | |
| parent | 0232f733a60af52ff901d9af1bb4006fa1765182 (diff) | |
| download | gnumach-aadb433981b086bfb4e082757fed1154582d5497.tar.gz gnumach-aadb433981b086bfb4e082757fed1154582d5497.tar.bz2 gnumach-aadb433981b086bfb4e082757fed1154582d5497.zip | |
smp: Create AP processor set and put all APs inside it
This has the effect of running with one cpu only with smp,
but has the ability to enable APs in userspace with the right
processor set RPCs.
Message-ID: <20240211120051.1889789-1-damien@zamaudio.com>
Diffstat (limited to 'kern/machine.c')
| -rw-r--r-- | kern/machine.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/kern/machine.c b/kern/machine.c index 87fbc4d1..f757d146 100644 --- a/kern/machine.c +++ b/kern/machine.c @@ -84,6 +84,9 @@ void cpu_up(int cpu) processor = cpu_to_processor(cpu); pset_lock(&default_pset); +#if MACH_HOST + pset_lock(slave_pset); +#endif s = splsched(); processor_lock(processor); #if NCPUS > 1 @@ -92,10 +95,18 @@ void cpu_up(int cpu) ms = &machine_slot[cpu]; ms->running = TRUE; machine_info.avail_cpus++; - pset_add_processor(&default_pset, processor); +#if MACH_HOST + if (cpu != 0) + pset_add_processor(slave_pset, processor); + else +#endif + pset_add_processor(&default_pset, processor); processor->state = PROCESSOR_RUNNING; processor_unlock(processor); splx(s); +#if MACH_HOST + pset_unlock(slave_pset); +#endif pset_unlock(&default_pset); } |