Commit e035389b authored by Alexander Gordeev's avatar Alexander Gordeev Committed by Vasily Gorbik
Browse files

s390/setup: use virtual address for STSI instruction 



Provide virtual memory pointer for system-information block.

Reviewed-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Signed-off-by: default avatarAlexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: default avatarVasily Gorbik <gor@linux.ibm.com>
parent 5caca32f

arch/s390/kernel/setup.c

+2 −4
Original line number Diff line number Diff line
@@ -879,14 +879,12 @@ static void __init setup_randomness(void) 
{

	struct sysinfo_3_2_2 *vmms;



	vmms = (struct sysinfo_3_2_2 *) memblock_phys_alloc(PAGE_SIZE,

							    PAGE_SIZE);

	vmms = memblock_alloc(PAGE_SIZE, PAGE_SIZE);

	if (!vmms)

		panic("Failed to allocate memory for sysinfo structure\n");



	if (stsi(vmms, 3, 2, 2) == 0 && vmms->count)

		add_device_randomness(&vmms->vm, sizeof(vmms->vm[0]) * vmms->count);

	memblock_free((unsigned long) vmms, PAGE_SIZE);

	memblock_free_ptr(vmms, PAGE_SIZE);

}



/*