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todo: modpost undefined errors

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This commit is contained in:
CGH0S7
2025-08-23 11:02:25 +08:00
parent 64dbb93260
commit 9ae3a3f374
6 changed files with 93 additions and 70 deletions
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24
executer/kernel/mcctrl/arch/x86_64/archdeps.c
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@@ -7,7 +7,11 @@
#include "config.h"
#include "../../mcctrl.h"
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,8,0) && defined(CONFIG_X86_VSYSCALL_EMULATION)
#define gtod (&VVAR(vsyscall_gtod_data))
#else
#define gtod NULL
#endif
//#define SC_DEBUG
@@ -24,7 +28,7 @@ static void *vdso_start;
static void *vdso_end;
static struct page **vdso_pages;
#endif
static void *__vvar_page;
static void *__vvar_page_ptr;
static long *hpet_address;
static void **hv_clock;
@@ -48,8 +52,8 @@ int arch_symbols_init(void)
return -EFAULT;
#endif
__vvar_page = (void *) kallsyms_lookup_name("__vvar_page");
if (WARN_ON(!__vvar_page))
__vvar_page_ptr = (void *) &__vvar_page;
if (WARN_ON(!__vvar_page_ptr))
return -EFAULT;
hpet_address = (void *) kallsyms_lookup_name("hpet_address");
@@ -93,18 +97,18 @@ reserve_user_space(struct mcctrl_usrdata *usrdata, unsigned long *startp, unsign
#define DESIRED_USER_END 0x800000000000
#define GAP_FOR_MCEXEC 0x008000000000UL
end = DESIRED_USER_END;
down_write(&current->mm->mmap_sem);
mmap_write_lock(current->mm);
vma = find_vma(current->mm, 0);
if (vma) {
end = (vma->vm_start - GAP_FOR_MCEXEC) & ~(GAP_FOR_MCEXEC - 1);
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0)
up_write(&current->mm->mmap_sem);
mmap_write_unlock(current->mm);
#endif
start = reserve_user_space_common(usrdata, start, end);
#if LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0)
up_write(&current->mm->mmap_sem);
mmap_write_unlock(current->mm);
#endif
mutex_unlock(&usrdata->reserve_lock);
@@ -161,19 +165,19 @@ void get_vdso_info(ihk_os_t os, long vdso_rpa)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,5,0)
vdso->vvar_is_global = 0;
vdso->vvar_virt = (void *)(-3 * PAGE_SIZE);
vdso->vvar_phys = virt_to_phys(__vvar_page);
vdso->vvar_phys = virt_to_phys(__vvar_page_ptr);
#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3,17,0)
vdso->vvar_is_global = 0;
vdso->vvar_virt = (void *)(-2 * PAGE_SIZE);
vdso->vvar_phys = virt_to_phys(__vvar_page);
vdso->vvar_phys = virt_to_phys(__vvar_page_ptr);
#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3,16,0)
vdso->vvar_is_global = 0;
vdso->vvar_virt = (void *)(vdso->vdso_npages * PAGE_SIZE);
vdso->vvar_phys = virt_to_phys(__vvar_page);
vdso->vvar_phys = virt_to_phys(__vvar_page_ptr);
#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)
vdso->vvar_is_global = 1;
vdso->vvar_virt = (void *)fix_to_virt(VVAR_PAGE);
vdso->vvar_phys = virt_to_phys(__vvar_page);
vdso->vvar_phys = virt_to_phys(__vvar_page_ptr);
#endif
/* HPET page */