diff options
| author | Alexander Gordeev <agordeev@linux.ibm.com> | 2021-10-07 12:14:09 +0200 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2021-10-26 15:21:28 +0200 |
| commit | e035389b73b11e787cb58999d31532971f9eb950 (patch) | |
| tree | 14be993552a65ae0821bbb60e43ebe263a0c5111 /arch/s390/kernel | |
| parent | 5caca32fba20050caa938dd444eb19cdd320217c (diff) | |
| download | linux-e035389b73b11e787cb58999d31532971f9eb950.tar.bz2 | |
s390/setup: use virtual address for STSI instruction
Provide virtual memory pointer for system-information block.
Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/setup.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 191fc96a41b2..5f0b0dca41eb 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -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); } /* |