diff options
| author | Alexey Dobriyan <adobriyan@gmail.com> | 2024-02-05 13:01:19 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2024-02-19 18:05:47 +0100 |
| commit | da92df490eeab7a97a3390ff32e0ae091e0dc2eb (patch) | |
| tree | 7eeb5a7c4692da3506d89b2791e8ebd30dc8989b /kernel/cpu.c | |
| parent | effe6d278e06f85289b6ada0402a6d16ebc149a5 (diff) | |
cpu: Mark cpu_possible_mask as __ro_after_init
cpu_possible_mask is by definition "cpus which could be hotplugged without
reboot". It's a property which is fixed after kernel enumerates the
hardware configuration.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/41cd78af-92a3-4f23-8c7a-4316a04a66d8@p183
Diffstat (limited to 'kernel/cpu.c')
| -rw-r--r-- | kernel/cpu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c index ad7d0b00bce9..7b36b3a4e336 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -3106,10 +3106,10 @@ const DECLARE_BITMAP(cpu_all_bits, NR_CPUS) = CPU_BITS_ALL; EXPORT_SYMBOL(cpu_all_bits); #ifdef CONFIG_INIT_ALL_POSSIBLE -struct cpumask __cpu_possible_mask __read_mostly +struct cpumask __cpu_possible_mask __ro_after_init; = {CPU_BITS_ALL}; #else -struct cpumask __cpu_possible_mask __read_mostly; +struct cpumask __cpu_possible_mask __ro_after_init; #endif EXPORT_SYMBOL(__cpu_possible_mask); |