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author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-03-12 10:39:53 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-03-12 10:39:53 -0700 |
commit | a667cb7a94d48a483fb5d6006fe04a440f1a42ce (patch) | |
tree | ccb9e596db96d53fcc4ba13a3370ec84912d0f22 /arch/x86/kernel/e820.c | |
parent | cb1d150d809e2409725ba275c5101c4fc4465b8e (diff) | |
parent | 586187d7de71b4da7956ba588ae42253b9ff6482 (diff) | |
download | linux-stable-a667cb7a94d48a483fb5d6006fe04a440f1a42ce.tar.gz linux-stable-a667cb7a94d48a483fb5d6006fe04a440f1a42ce.tar.bz2 linux-stable-a667cb7a94d48a483fb5d6006fe04a440f1a42ce.zip |
Merge branch 'akpm' (patches from Andrew)
Merge misc updates from Andrew Morton:
- a few misc things
- the rest of MM
- remove flex_arrays, replace with new simple radix-tree implementation
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (38 commits)
Drop flex_arrays
sctp: convert to genradix
proc: commit to genradix
generic radix trees
selinux: convert to kvmalloc
md: convert to kvmalloc
openvswitch: convert to kvmalloc
of: fix kmemleak crash caused by imbalance in early memory reservation
mm: memblock: update comments and kernel-doc
memblock: split checks whether a region should be skipped to a helper function
memblock: remove memblock_{set,clear}_region_flags
memblock: drop memblock_alloc_*_nopanic() variants
memblock: memblock_alloc_try_nid: don't panic
treewide: add checks for the return value of memblock_alloc*()
swiotlb: add checks for the return value of memblock_alloc*()
init/main: add checks for the return value of memblock_alloc*()
mm/percpu: add checks for the return value of memblock_alloc*()
sparc: add checks for the return value of memblock_alloc*()
ia64: add checks for the return value of memblock_alloc*()
arch: don't memset(0) memory returned by memblock_alloc()
...
Diffstat (limited to 'arch/x86/kernel/e820.c')
-rw-r--r-- | arch/x86/kernel/e820.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 666e4af145a2..2879e234e193 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -776,7 +776,7 @@ u64 __init e820__memblock_alloc_reserved(u64 size, u64 align) { u64 addr; - addr = __memblock_alloc_base(size, align, MEMBLOCK_ALLOC_ACCESSIBLE); + addr = memblock_phys_alloc(size, align); if (addr) { e820__range_update_kexec(addr, size, E820_TYPE_RAM, E820_TYPE_RESERVED); pr_info("update e820_table_kexec for e820__memblock_alloc_reserved()\n"); @@ -1097,6 +1097,9 @@ void __init e820__reserve_resources(void) res = memblock_alloc(sizeof(*res) * e820_table->nr_entries, SMP_CACHE_BYTES); + if (!res) + panic("%s: Failed to allocate %zu bytes\n", __func__, + sizeof(*res) * e820_table->nr_entries); e820_res = res; for (i = 0; i < e820_table->nr_entries; i++) { |