diff options
author | Alexander Gordeev <agordeev@linux.ibm.com> | 2022-12-19 23:08:27 +0300 |
---|---|---|
committer | Heiko Carstens <hca@linux.ibm.com> | 2023-01-13 16:15:06 +0300 |
commit | 2154e0b3282d0029ea7790a8414d61d5dc7d72ff (patch) | |
tree | 4dcd6085f7402a5a21d2e007fcbf1ef301b5020f /arch/s390/kernel/os_info.c | |
parent | 8e9205d2a58989aff46000ef47021633146ca493 (diff) | |
download | linux-2154e0b3282d0029ea7790a8414d61d5dc7d72ff.tar.xz |
s390/mm: allocate Absolute Lowcore Area in decompressor
Move Absolute Lowcore Area allocation to the decompressor.
As result, get_abs_lowcore() and put_abs_lowcore() access
brackets become really straight and do not require complex
execution context analysis and LAP and interrupts tackling.
Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel/os_info.c')
-rw-r--r-- | arch/s390/kernel/os_info.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/s390/kernel/os_info.c b/arch/s390/kernel/os_info.c index ec0bd9457e90..6e1824141b29 100644 --- a/arch/s390/kernel/os_info.c +++ b/arch/s390/kernel/os_info.c @@ -59,15 +59,14 @@ void os_info_entry_add(int nr, void *ptr, u64 size) void __init os_info_init(void) { struct lowcore *abs_lc; - unsigned long flags; os_info.version_major = OS_INFO_VERSION_MAJOR; os_info.version_minor = OS_INFO_VERSION_MINOR; os_info.magic = OS_INFO_MAGIC; os_info.csum = os_info_csum(&os_info); - abs_lc = get_abs_lowcore(&flags); + abs_lc = get_abs_lowcore(); abs_lc->os_info = __pa(&os_info); - put_abs_lowcore(abs_lc, flags); + put_abs_lowcore(abs_lc); } #ifdef CONFIG_CRASH_DUMP |