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[RFC,17/17] objtool: arm64: Enable stack validation for arm64

Message ID 20210120173800.1660730-18-jthierry@redhat.com
State New
Headers show
Series objtool: add base support for arm64 | expand

Commit Message

Julien Thierry Jan. 20, 2021, 5:38 p.m. UTC 
From: Raphael Gault <raphael.gault@arm.com>

Add build option to run stack validation at compile time.

Signed-off-by: Raphael Gault <raphael.gault@arm.com>
Signed-off-by: Julien Thierry <jthierry@redhat.com>
---
 arch/arm64/Kconfig | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 93a320cc8e03..3f297d61b56b 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -185,6 +185,7 @@  config ARM64
 	select MMU_GATHER_RCU_TABLE_FREE
 	select HAVE_RSEQ
 	select HAVE_STACKPROTECTOR
+	select HAVE_STACK_VALIDATION if CC_IS_GCC
 	select HAVE_SYSCALL_TRACEPOINTS
 	select HAVE_KPROBES
 	select HAVE_KRETPROBES