Searched refs:user_ptr (Results 1 – 5 of 5) sorted by relevance
| /arch/arm/lib/ |
| A D | uaccess_with_memcpy.c | 231 void *user_ptr, *kernel_ptr;
243 user_ptr = vmap(&dst_page, 1, VM_IOREMAP, __pgprot(__PAGE_COPY));
244 if (!user_ptr)
248 ret = __copy_to_user_memcpy(user_ptr, kernel_ptr, PAGE_SIZE);
252 ret |= __copy_to_user_memcpy(user_ptr, kernel_ptr, size);
254 ret |= __copy_to_user_std(user_ptr, kernel_ptr, size);
261 ret |= __clear_user_memset(user_ptr, size);
263 ret |= __clear_user_std(user_ptr, size);
271 vunmap(user_ptr);
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| /arch/arm64/kernel/ |
| A D | armv8_deprecated.c | 167 const void __user *user_ptr; in swp_handler() local
199 user_ptr = (const void __user *)(unsigned long)(address & ~3); in swp_handler()
200 if (!access_ok(user_ptr, 4)) { in swp_handler()
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| /arch/x86/xen/ |
| A D | mmu_pv.c | 510 pgd_t *user_ptr = NULL; in xen_get_user_pgd() local
514 user_ptr = (pgd_t *)page->private; in xen_get_user_pgd()
515 if (user_ptr) in xen_get_user_pgd()
516 user_ptr += offset; in xen_get_user_pgd()
519 return user_ptr; in xen_get_user_pgd()
553 pgd_t *user_ptr = xen_get_user_pgd((pgd_t *)ptr); in xen_set_p4d() local
562 if (user_ptr) { in xen_set_p4d()
563 WARN_ON(xen_page_pinned(user_ptr)); in xen_set_p4d()
565 *user_ptr = pgd_val; in xen_set_p4d()
575 if (user_ptr) in xen_set_p4d()
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| /arch/powerpc/kvm/ |
| A D | powerpc.c | 1918 void __user *user_ptr = (void __user *)(uintptr_t)cap->args[0]; in kvm_vcpu_ioctl_enable_cap() local
1921 if (copy_from_user(&cfg, user_ptr, sizeof(cfg))) in kvm_vcpu_ioctl_enable_cap()
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| /arch/x86/kvm/ |
| A D | x86.c | 5861 void __user *user_ptr; in kvm_vcpu_ioctl_enable_cap() local
5867 user_ptr = (void __user *)(uintptr_t)cap->args[0]; in kvm_vcpu_ioctl_enable_cap()
5868 if (copy_to_user(user_ptr, &vmcs_version, in kvm_vcpu_ioctl_enable_cap()
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