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authorSami Tolvanen <[email protected]>2022-09-08 14:54:55 -0700
committerKees Cook <[email protected]>2022-09-26 10:13:14 -0700
commit607289a7cd7a3ca42b8a6877fcb6072e6eb20c34 (patch)
tree67aa63c5bf9418fbbf81f5caa372231a27dbc6b6 /arch/arm64/include
parent5dbbb3eaa2a784342f3206b77381b516181d089c (diff)
treewide: Drop function_nocfi
With -fsanitize=kcfi, we no longer need function_nocfi() as the compiler won't change function references to point to a jump table. Remove all implementations and uses of the macro. Signed-off-by: Sami Tolvanen <[email protected]> Reviewed-by: Kees Cook <[email protected]> Tested-by: Kees Cook <[email protected]> Tested-by: Nathan Chancellor <[email protected]> Acked-by: Peter Zijlstra (Intel) <[email protected]> Tested-by: Peter Zijlstra (Intel) <[email protected]> Signed-off-by: Kees Cook <[email protected]> Link: https://lore.kernel.org/r/[email protected]
Diffstat (limited to 'arch/arm64/include')
-rw-r--r--arch/arm64/include/asm/ftrace.h2
-rw-r--r--arch/arm64/include/asm/mmu_context.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm64/include/asm/ftrace.h b/arch/arm64/include/asm/ftrace.h
index dbc45a4157fa..329dbbd4d50b 100644
--- a/arch/arm64/include/asm/ftrace.h
+++ b/arch/arm64/include/asm/ftrace.h
@@ -26,7 +26,7 @@
#ifdef CONFIG_DYNAMIC_FTRACE_WITH_REGS
#define ARCH_SUPPORTS_FTRACE_OPS 1
#else
-#define MCOUNT_ADDR ((unsigned long)function_nocfi(_mcount))
+#define MCOUNT_ADDR ((unsigned long)_mcount)
#endif
/* The BL at the callsite's adjusted rec->ip */
diff --git a/arch/arm64/include/asm/mmu_context.h b/arch/arm64/include/asm/mmu_context.h
index bba0e630c8bc..d3f8b5df0c1f 100644
--- a/arch/arm64/include/asm/mmu_context.h
+++ b/arch/arm64/include/asm/mmu_context.h
@@ -168,7 +168,7 @@ static inline void cpu_replace_ttbr1(pgd_t *pgdp, pgd_t *idmap)
ttbr1 |= TTBR_CNP_BIT;
}
- replace_phys = (void *)__pa_symbol(function_nocfi(idmap_cpu_replace_ttbr1));
+ replace_phys = (void *)__pa_symbol(idmap_cpu_replace_ttbr1);
__cpu_install_idmap(idmap);
replace_phys(ttbr1);