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authorLinus Torvalds <torvalds@linux-foundation.org>2022-08-03 14:38:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-08-03 14:38:02 -0700
commit97a77ab14ffac749ec2419c92ec2954111c22d22 (patch)
treeaeeee5b599eb9d3eecc34e283774ff19644c7e8b /mm
parentff89dd08c0f0a3fd330c9ef9d775e880f82c291e (diff)
parente3435fff6ae03ca3ec1279299664f968478067e2 (diff)
Merge tag 'efi-next-for-v5.20' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi
Pull EFI updates from Ard Biesheuvel: - Enable mirrored memory for arm64 - Fix up several abuses of the efivar API - Refactor the efivar API in preparation for moving the 'business logic' part of it into efivarfs - Enable ACPI PRM on arm64 * tag 'efi-next-for-v5.20' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi: (24 commits) ACPI: Move PRM config option under the main ACPI config ACPI: Enable Platform Runtime Mechanism(PRM) support on ARM64 ACPI: PRM: Change handler_addr type to void pointer efi: Simplify arch_efi_call_virt() macro drivers: fix typo in firmware/efi/memmap.c efi: vars: Drop __efivar_entry_iter() helper which is no longer used efi: vars: Use locking version to iterate over efivars linked lists efi: pstore: Omit efivars caching EFI varstore access layer efi: vars: Add thin wrapper around EFI get/set variable interface efi: vars: Don't drop lock in the middle of efivar_init() pstore: Add priv field to pstore_record for backend specific use Input: applespi - avoid efivars API and invoke EFI services directly selftests/kexec: remove broken EFI_VARS secure boot fallback check brcmfmac: Switch to appropriate helper to load EFI variable contents iwlwifi: Switch to proper EFI variable store interface media: atomisp_gmin_platform: stop abusing efivar API efi: efibc: avoid efivar API for setting variables efi: avoid efivars layer when loading SSDTs from variables efi: Correct comment on efi_memmap_alloc memblock: Disable mirror feature if kernelcore is not specified ...
Diffstat (limited to 'mm')
-rw-r--r--mm/internal.h2
-rw-r--r--mm/memblock.c7
-rw-r--r--mm/page_alloc.c2
-rw-r--r--mm/sparse-vmemmap.c2
4 files changed, 9 insertions, 4 deletions
diff --git a/mm/internal.h b/mm/internal.h
index c0f8fbe0445b..ddd2d6a46f1b 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -861,4 +861,6 @@ struct folio *try_grab_folio(struct page *page, int refs, unsigned int flags);
DECLARE_PER_CPU(struct per_cpu_nodestat, boot_nodestats);
+extern bool mirrored_kernelcore;
+
#endif /* __MM_INTERNAL_H */
diff --git a/mm/memblock.c b/mm/memblock.c
index e4f03a6e8e56..a9f18b988b7f 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -327,7 +327,7 @@ again:
NUMA_NO_NODE, flags);
if (!ret && (flags & MEMBLOCK_MIRROR)) {
- pr_warn("Could not allocate %pap bytes of mirrored memory\n",
+ pr_warn_ratelimited("Could not allocate %pap bytes of mirrored memory\n",
&size);
flags &= ~MEMBLOCK_MIRROR;
goto again;
@@ -924,6 +924,9 @@ int __init_memblock memblock_clear_hotplug(phys_addr_t base, phys_addr_t size)
*/
int __init_memblock memblock_mark_mirror(phys_addr_t base, phys_addr_t size)
{
+ if (!mirrored_kernelcore)
+ return 0;
+
system_has_some_mirror = true;
return memblock_setclr_flag(base, size, 1, MEMBLOCK_MIRROR);
@@ -1384,7 +1387,7 @@ again:
if (flags & MEMBLOCK_MIRROR) {
flags &= ~MEMBLOCK_MIRROR;
- pr_warn("Could not allocate %pap bytes of mirrored memory\n",
+ pr_warn_ratelimited("Could not allocate %pap bytes of mirrored memory\n",
&size);
goto again;
}
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index b0bcab50f0a3..170bbf144cfa 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -356,7 +356,7 @@ static unsigned long required_kernelcore_percent __initdata;
static unsigned long required_movablecore __initdata;
static unsigned long required_movablecore_percent __initdata;
static unsigned long zone_movable_pfn[MAX_NUMNODES] __initdata;
-static bool mirrored_kernelcore __meminitdata;
+bool mirrored_kernelcore __initdata_memblock;
/* movable_zone is the "real" zone pages in ZONE_MOVABLE are taken from */
int movable_zone;
diff --git a/mm/sparse-vmemmap.c b/mm/sparse-vmemmap.c
index dbbd1a7e65f3..3f7e4bd34a5b 100644
--- a/mm/sparse-vmemmap.c
+++ b/mm/sparse-vmemmap.c
@@ -536,7 +536,7 @@ void __meminit vmemmap_verify(pte_t *pte, int node,
int actual_node = early_pfn_to_nid(pfn);
if (node_distance(actual_node, node) > LOCAL_DISTANCE)
- pr_warn("[%lx-%lx] potential offnode page_structs\n",
+ pr_warn_once("[%lx-%lx] potential offnode page_structs\n",
start, end - 1);
}