diff options
| author | Miao Yan <yanmiaobest@gmail.com> | 2016-01-07 01:32:03 -0800 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2016-01-13 12:20:15 +0800 |
| commit | b28cecdfb8976a88d208879df0aff1ca69c07de5 (patch) | |
| tree | d6aa09d79823ae54cd291cf934442d8b2361b339 /arch | |
| parent | 24fb49073e3ac3dae0de805de1e961cc9373ffcd (diff) | |
| download | u-boot-b28cecdfb8976a88d208879df0aff1ca69c07de5.tar.gz | |
x86: use actual CPU number for allocating memory
Use actual CPU number, instead of maximum cpu configured, to allocate
stack memory in 'load_sipi_vector'
Signed-off-by: Miao Yan <yanmiaobest@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/cpu/mp_init.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/cpu/mp_init.c b/arch/x86/cpu/mp_init.c index 2f34317858..2a3ce488a9 100644 --- a/arch/x86/cpu/mp_init.c +++ b/arch/x86/cpu/mp_init.c @@ -210,7 +210,7 @@ static int save_bsp_msrs(char *start, int size) return msr_count; } -static int load_sipi_vector(atomic_t **ap_countp) +static int load_sipi_vector(atomic_t **ap_countp, int num_cpus) { struct sipi_params_16bit *params16; struct sipi_params *params; @@ -239,7 +239,7 @@ static int load_sipi_vector(atomic_t **ap_countp) params->idt_ptr = (uint32_t)x86_get_idt(); params->stack_size = CONFIG_AP_STACK_SIZE; - size = params->stack_size * CONFIG_MAX_CPUS; + size = params->stack_size * num_cpus; stack = memalign(size, 4096); if (!stack) return -ENOMEM; @@ -483,7 +483,7 @@ int mp_init(struct mp_params *p) mp_info.records = p->flight_plan; /* Load the SIPI vector */ - ret = load_sipi_vector(&ap_count); + ret = load_sipi_vector(&ap_count, num_cpus); if (ap_count == NULL) return -1; |