github/acrn-hypervisor
1
0
Fork 0
mirror of https://github.com/projectacrn/acrn-hypervisor.git synced 2025-07-17 08:51:42 +00:00
Code Issues Projects Releases Wiki Activity

hv: Check pcpu number in Hw platform detect

Browse Source 
if the physical number > CONFIG_MAX_PCPU_NUM,
will return error and panic.

Tracked-On: #861
Signed-off-by: Mingqiang Chi <mingqiang.chi@intel.com>
Reviewed-by: Li, Fei1 <fei1.li@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Mingqiang Chi 2018-10-24 13:30:48 +08:00 committed by Xie, Nanlin
parent 298044d95b
commit 672583a091
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
hypervisor/arch/x86/cpu.c
View File

@ -259,6 +259,11 @@ static int hardware_detect_support(void)
return -ENODEV;
}
if (phys_cpu_num > CONFIG_MAX_PCPU_NUM) {
pr_fatal("%s, pcpu number(%d) is out of range\n", __func__, phys_cpu_num);
return -ENODEV;
}
ret = check_vmx_mmu_cap();
if (ret != 0) {
return ret;