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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-03-25 00:14:07 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-03-25 00:14:07 +0300 |
| commit | 52deda9551a01879b3562e7b41748e85c591f14c (patch) | |
| tree | aacbed0ff40a64529c8d384a0c87b2c3aea4bf2b /arch/arm64/mm | |
| parent | 169e77764adc041b1dacba84ea90516a895d43b2 (diff) | |
| parent | b027471adaf955efde6153d67f391fe1604b7292 (diff) | |
| download | linux-52deda9551a01879b3562e7b41748e85c591f14c.tar.xz | |
Merge branch 'akpm' (patches from Andrew)
Merge more updates from Andrew Morton:
"Various misc subsystems, before getting into the post-linux-next
material.
41 patches.
Subsystems affected by this patch series: procfs, misc, core-kernel,
lib, checkpatch, init, pipe, minix, fat, cgroups, kexec, kdump,
taskstats, panic, kcov, resource, and ubsan"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (41 commits)
Revert "ubsan, kcsan: Don't combine sanitizer with kcov on clang"
kernel/resource: fix kfree() of bootmem memory again
kcov: properly handle subsequent mmap calls
kcov: split ioctl handling into locked and unlocked parts
panic: move panic_print before kmsg dumpers
panic: add option to dump all CPUs backtraces in panic_print
docs: sysctl/kernel: add missing bit to panic_print
taskstats: remove unneeded dead assignment
kasan: no need to unset panic_on_warn in end_report()
ubsan: no need to unset panic_on_warn in ubsan_epilogue()
panic: unset panic_on_warn inside panic()
docs: kdump: add scp example to write out the dump file
docs: kdump: update description about sysfs file system support
arm64: mm: use IS_ENABLED(CONFIG_KEXEC_CORE) instead of #ifdef
x86/setup: use IS_ENABLED(CONFIG_KEXEC_CORE) instead of #ifdef
riscv: mm: init: use IS_ENABLED(CONFIG_KEXEC_CORE) instead of #ifdef
kexec: make crashk_res, crashk_low_res and crash_notes symbols always visible
cgroup: use irqsave in cgroup_rstat_flush_locked().
fat: use pointer to simple type in put_user()
minix: fix bug when opening a file with O_DIRECT
...
Diffstat (limited to 'arch/arm64/mm')
| -rw-r--r-- | arch/arm64/mm/init.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 9e26ec80d317..8ac25f19084e 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -90,7 +90,6 @@ phys_addr_t __ro_after_init arm64_dma_phys_limit; phys_addr_t __ro_after_init arm64_dma_phys_limit = PHYS_MASK + 1; #endif -#ifdef CONFIG_KEXEC_CORE /* * reserve_crashkernel() - reserves memory for crash kernel * @@ -104,6 +103,9 @@ static void __init reserve_crashkernel(void) unsigned long long crash_max = arm64_dma_phys_limit; int ret; + if (!IS_ENABLED(CONFIG_KEXEC_CORE)) + return; + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), &crash_size, &crash_base); /* no crashkernel= or invalid value specified */ @@ -136,11 +138,6 @@ static void __init reserve_crashkernel(void) crashk_res.start = crash_base; crashk_res.end = crash_base + crash_size - 1; } -#else -static void __init reserve_crashkernel(void) -{ -} -#endif /* CONFIG_KEXEC_CORE */ /* * Return the maximum physical address for a zone accessible by the given bits |