C++ (Cpp) __copy_user_zeroing Beispiele

Beispiel #1

Datei: usercopy_32.c Projekt: 325116067/semc-qsd8x50

unsigned long __copy_from_user_ll_nocache(void *to, const void __user *from,
					unsigned long n)
{
#ifdef CONFIG_X86_INTEL_USERCOPY
	if (n > 64 && cpu_has_xmm2)
		n = __copy_user_zeroing_intel_nocache(to, from, n);
	else
		__copy_user_zeroing(to, from, n);
#else
	__copy_user_zeroing(to, from, n);
#endif
	return n;
}

Beispiel #2

Datei: usercopy.c Projekt: chinnyannieb/empeg-hijack

unsigned long
__generic_copy_from_user(void *to, const void *from, unsigned long n)
{
	if (access_ok(VERIFY_READ, from, n))
		__copy_user_zeroing(to,from,n);
	return n;
}

Beispiel #3

Datei: usercopy.c Projekt: sarnobat/knoppix

unsigned long __copy_from_user_ll(void *to, const void __user *from, unsigned long n)
{
	if (movsl_is_ok(to, from, n))
		__copy_user_zeroing(to, (const void *) from, n);
	else
		n = __copy_user_zeroing_intel(to, (const void *) from, n);
	return n;
}

Beispiel #4

Datei: usercopy.c Projekt: Lord-Devices/cm_kernel_samsung_hlte

unsigned long
__generic_copy_from_user(void *to, const void __user *from, unsigned long n)
{
	prefetchw(to);
	if (access_ok(VERIFY_READ, from, n))
		__copy_user_zeroing(to,from,n);
	else
		memset(to, 0, n);
	return n;
}