diff mbox series

[RFC,v2,16/21] x86/tools/relocs: Ignore __kcfi_typeid_ relocations

Message ID 20220513202159.1550547-17-samitolvanen@google.com (mailing list archive)
State New, archived
Headers show
Series KCFI support | expand

Commit Message

Sami Tolvanen May 13, 2022, 8:21 p.m. UTC
Ignore __kcfi_typeid_ symbols. These are compiler-generated constants
that contain CFI type identifiers.

Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
---
 arch/x86/tools/relocs.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Kees Cook May 14, 2022, 9:57 p.m. UTC | #1
On Fri, May 13, 2022 at 01:21:54PM -0700, Sami Tolvanen wrote:
> Ignore __kcfi_typeid_ symbols. These are compiler-generated constants
> that contain CFI type identifiers.
> 
> Signed-off-by: Sami Tolvanen <samitolvanen@google.com>

Reviewed-by: Kees Cook <keescook@chromium.org>
diff mbox series

Patch

diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c
index e2c5b296120d..2925074b9a58 100644
--- a/arch/x86/tools/relocs.c
+++ b/arch/x86/tools/relocs.c
@@ -56,6 +56,7 @@  static const char * const sym_regex_kernel[S_NSYMTYPES] = {
 	"^(xen_irq_disable_direct_reloc$|"
 	"xen_save_fl_direct_reloc$|"
 	"VDSO|"
+	"__kcfi_typeid_|"
 	"__crc_)",
 
 /*