diff mbox series

[RFC,v4,18/37] arm64: kgdb: Mark code following kgdb brk as reachable

Message ID 20220429094355.122389-19-chenzhongjin@huawei.com (mailing list archive)
State New, archived
Headers show
Series objtool: add base support for arm64 | expand

Commit Message

Chen Zhongjin April 29, 2022, 9:43 a.m. UTC 
From: Julien Thierry <jthierry@redhat.com>

In the general use case, KGDB breakpoint handler should return normally
to the instruction following the brk.

Signed-off-by: Julien Thierry <jthierry@redhat.com>
---
 arch/arm64/include/asm/kgdb.h | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/arch/arm64/include/asm/kgdb.h b/arch/arm64/include/asm/kgdb.h
index 21fc85e9d2be..a8cb91d8d59b 100644
--- a/arch/arm64/include/asm/kgdb.h
+++ b/arch/arm64/include/asm/kgdb.h
@@ -19,6 +19,7 @@ 
 static inline void arch_kgdb_breakpoint(void)
 {
 	asm ("brk %0" : : "I" (KGDB_COMPILED_DBG_BRK_IMM));
+	annotate_reachable();
 }
 
 extern void kgdb_handle_bus_error(void);