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authorAshish Kalra <ashish.kalra@amd.com>2024-04-26 00:41:56 +0000
committerBorislav Petkov (AMD) <bp@alien8.de>2024-04-29 11:15:31 +0200
commitd6d85ac15cce4dcf02cf8c96cb970562be6a3529 (patch)
treec5897a76271542365c5c632f5fcd27fb96ac2ea1 /arch/x86/kernel
parente67572cd2204894179d89bd7b984072f19313b03 (diff)
x86/e820: Add a new e820 table update helper
Add a new API helper e820__range_update_table() with which to update an arbitrary e820 table. Move all current users of e820__range_update_kexec() to this new helper. [ bp: Massage. ] Signed-off-by: Ashish Kalra <ashish.kalra@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/b726af213ad55053f8a7a1e793b01bb3f1ca9dd5.1714090302.git.ashish.kalra@amd.com
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/e820.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 6f1b379e3b38..68b09f718f10 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -532,9 +532,10 @@ u64 __init e820__range_update(u64 start, u64 size, enum e820_type old_type, enum
return __e820__range_update(e820_table, start, size, old_type, new_type);
}
-static u64 __init e820__range_update_kexec(u64 start, u64 size, enum e820_type old_type, enum e820_type new_type)
+u64 __init e820__range_update_table(struct e820_table *t, u64 start, u64 size,
+ enum e820_type old_type, enum e820_type new_type)
{
- return __e820__range_update(e820_table_kexec, start, size, old_type, new_type);
+ return __e820__range_update(t, start, size, old_type, new_type);
}
/* Remove a range of memory from the E820 table: */
@@ -806,7 +807,7 @@ u64 __init e820__memblock_alloc_reserved(u64 size, u64 align)
addr = memblock_phys_alloc(size, align);
if (addr) {
- e820__range_update_kexec(addr, size, E820_TYPE_RAM, E820_TYPE_RESERVED);
+ e820__range_update_table(e820_table_kexec, addr, size, E820_TYPE_RAM, E820_TYPE_RESERVED);
pr_info("update e820_table_kexec for e820__memblock_alloc_reserved()\n");
e820__update_table_kexec();
}