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Ensure __cpu_up() returns an error if cpu_online() is false after 

waiting for completion on cpu_running.
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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 fix from Catalin Marinas:
 "Ensure __cpu_up() returns an error if cpu_online() is false after
  waiting for completion on cpu_running"

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64/kernel: Fix return value when cpu_online() fails in __cpu_up()
This commit is contained in:
Linus Torvalds 2020-05-29 13:51:52 -07:00
parent ef4531be68 ba051f097f
commit 4f23460cfa
1 changed files with 1 additions and 1 deletions
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2
arch/arm64/kernel/smp.c
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@ -176,7 +176,7 @@ int __cpu_up(unsigned int cpu, struct task_struct *idle)
panic("CPU%u detected unsupported configuration\n", cpu);
}
return ret;
return -EIO;
}
static void init_gic_priority_masking(void)