On 12/5/23 23:07, Thomas Gleixner wrote:
From: Thomas Gleixner <tglx@xxxxxxxxxxxxx> The synchronization of the AP with the control CPU is a SMP boot problem and has nothing to do with cpu_init(). Open code cpu_init_secondary() in start_secondary() and move wait_for_master_cpu() into the SMP boot code. No functional change. Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Tested-by: Michael Kelley <mikelley@xxxxxxxxxxxxx> --- arch/x86/include/asm/processor.h | 1 - arch/x86/kernel/cpu/common.c | 27 --------------------------- arch/x86/kernel/smpboot.c | 24 +++++++++++++++++++----- 3 files changed, 19 insertions(+), 33 deletions(-)
Reviewed-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>