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| author |   Thomas Gleixner <tglx@linutronix.de> | 2023-05-12 23:07:16 +0200 |
|---|---|---|
| committer |   Peter Zijlstra <peterz@infradead.org> | 2023-05-15 13:44:52 +0200 |
| commit | d4f28f07c2fe736bce8ca415a86fb74c629200f3 (patch) | |
| tree | e49b972bfd073c7c5e26a4669033349042a8a928 /arch/x86/xen/smp_pv.c | |
| parent | x86/cpu/cacheinfo: Remove cpu_callout_mask dependency (diff) | |
| download | wireguard-linux-d4f28f07c2fe736bce8ca415a86fb74c629200f3.tar.xz wireguard-linux-d4f28f07c2fe736bce8ca415a86fb74c629200f3.zip | |
x86/smpboot: Move synchronization masks to SMP boot code
The usage is in smpboot.c and not in the CPU initialization code.
The XEN_PV usage of cpu_callout_mask is obsolete as cpu_init() not longer
waits and cacheinfo has its own CPU mask now, so cpu_callout_mask can be
made static too.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Tested-by: Michael Kelley <mikelley@microsoft.com>
Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Tested-by: Helge Deller <deller@gmx.de> # parisc
Tested-by: Guilherme G. Piccoli <gpiccoli@igalia.com> # Steam Deck
Link: https://lore.kernel.org/r/20230512205256.091511483@linutronix.de
Diffstat (limited to 'arch/x86/xen/smp_pv.c')
| -rw-r--r-- | arch/x86/xen/smp_pv.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c index a9cf8c8fa074..a6f9128a4091 100644 --- a/arch/x86/xen/smp_pv.c +++ b/arch/x86/xen/smp_pv.c @@ -254,15 +254,12 @@ cpu_initialize_context(unsigned int cpu, struct task_struct *idle) struct desc_struct *gdt; unsigned long gdt_mfn; - /* used to tell cpu_init() that it can proceed with initialization */ - cpumask_set_cpu(cpu, cpu_callout_mask); if (cpumask_test_and_set_cpu(cpu, xen_cpu_initialized_map)) return 0; ctxt = kzalloc(sizeof(*ctxt), GFP_KERNEL); if (ctxt == NULL) { cpumask_clear_cpu(cpu, xen_cpu_initialized_map); - cpumask_clear_cpu(cpu, cpu_callout_mask); return -ENOMEM; } |