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5218c9a2fb
RHEL 8 uses different page sizes, and we need to patch the CFI implementation to use those.
25 lines
794 B
Diff
25 lines
794 B
Diff
From 5f73befe5a0df82e455f4b1052e62f34009e98bb Mon Sep 17 00:00:00 2001
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From: Tom Stellard <tstellar@redhat.com>
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Date: Tue, 23 Apr 2024 15:08:34 -0700
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Subject: [PATCH] Fix page size constant on aarch64 and ppc64le
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---
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compiler-rt/lib/cfi/cfi.cpp | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/compiler-rt/lib/cfi/cfi.cpp b/compiler-rt/lib/cfi/cfi.cpp
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index ad1c91623514..e7e86e5807a8 100644
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--- a/compiler-rt/lib/cfi/cfi.cpp
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+++ b/compiler-rt/lib/cfi/cfi.cpp
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@@ -53,6 +53,8 @@ namespace __cfi {
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#if SANITIZER_LOONGARCH64
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#define kCfiShadowLimitsStorageSize 16384 // 16KiB on loongarch64 per page
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+#elif defined(__aarch64__) || defined(__powerpc64__)
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+#define kCfiShadowLimitsStorageSize 65536 // 1 page
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#else
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#define kCfiShadowLimitsStorageSize 4096 // 1 page
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#endif
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--
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2.40.1
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