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| author | Ard Biesheuvel <ardb@kernel.org> | 2025-05-04 11:52:44 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-05-04 15:59:43 +0200 |
| commit | 419cbaf6a56a6e4b7e6d2278302c197f55dec830 (patch) | |
| tree | 3caf5cd3d0a56eaa28ebe0095863f7cba48cba4f /arch/x86/kernel/setup.c | |
| parent | x86/linkage: Add SYM_PIC_ALIAS() macro helper to emit symbol aliases (diff) | |
| download | linux-419cbaf6a56a6e4b7e6d2278302c197f55dec830.tar.gz linux-419cbaf6a56a6e4b7e6d2278302c197f55dec830.zip | |
x86/boot: Add a bunch of PIC aliases
Add aliases for all the data objects that the startup code references -
this is needed so that this code can be moved into its own confined area
where it can only access symbols that have a __pi_ prefix.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: David Woodhouse <dwmw@amazon.co.uk>
Cc: Dionna Amalie Glaze <dionnaglaze@google.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Kevin Loughlin <kevinloughlin@google.com>
Cc: Len Brown <len.brown@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: linux-efi@vger.kernel.org
Link: https://lore.kernel.org/r/20250504095230.2932860-39-ardb+git@google.com
Diffstat (limited to 'arch/x86/kernel/setup.c')
| -rw-r--r-- | arch/x86/kernel/setup.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 9d2a13b37833..e0cf1595a0ab 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -134,6 +134,7 @@ struct ist_info ist_info; struct cpuinfo_x86 boot_cpu_data __read_mostly; EXPORT_SYMBOL(boot_cpu_data); +SYM_PIC_ALIAS(boot_cpu_data); #if !defined(CONFIG_X86_PAE) || defined(CONFIG_X86_64) __visible unsigned long mmu_cr4_features __ro_after_init; |