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| author | Vasily Gorbik <gor@linux.ibm.com> | 2023-01-28 23:55:04 +0100 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2023-02-06 11:13:54 +0100 |
| commit | bf64f0517e5d0d8f3248143fc49535c1d1594b4f (patch) | |
| tree | ccfc742dbf1f7d39fd3dbc308bcae23f938040ed /arch/s390/kernel/setup.c | |
| parent | 22476f47b6b7fb7d066c71f67ebc11892adb0849 (diff) | |
| download | linux-bf64f0517e5d0d8f3248143fc49535c1d1594b4f.tar.gz linux-bf64f0517e5d0d8f3248143fc49535c1d1594b4f.tar.bz2 linux-bf64f0517e5d0d8f3248143fc49535c1d1594b4f.zip | |
s390/mem_detect: handle online memory limit just once
Introduce mem_detect_truncate() to cut any online memory ranges above
established identity mapping size, so that mem_detect users wouldn't
have to do it over and over again.
Suggested-by: Alexander Gordeev <agordeev@linux.ibm.com>
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel/setup.c')
| -rw-r--r-- | arch/s390/kernel/setup.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 7fad2c02a7c3..d8f41ccfe54e 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -600,7 +600,6 @@ static void __init setup_resources(void) static void __init setup_memory_end(void) { - memblock_remove(ident_map_size, PHYS_ADDR_MAX - ident_map_size); max_pfn = max_low_pfn = PFN_DOWN(ident_map_size); pr_notice("The maximum memory size is %luMB\n", ident_map_size >> 20); } |