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authorIngo Molnar <mingo@kernel.org>2017-11-02 10:57:24 +0100
committerIngo Molnar <mingo@kernel.org>2017-11-02 10:57:24 +0100
commit3357b0d3c7323d73806571192e9f633bb6ba3d54 (patch)
treea92fb225bfdda901783ad662a1fea0baddfb81e1 /arch/arm/kernel/debug.S
parent82c62fa0c49aa305104013cee4468772799bb391 (diff)
parente27c310af5c05cf876d9cad006928076c27f54d4 (diff)
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Merge branch 'x86/mpx/prep' into x86/asm
Pick up some of the MPX commits that modify the syscall entry code, to have a common base and to reduce conflicts. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm/kernel/debug.S')
-rw-r--r--arch/arm/kernel/debug.S8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S
index ea9646cc2a0e..0a498cb3fad8 100644
--- a/arch/arm/kernel/debug.S
+++ b/arch/arm/kernel/debug.S
@@ -115,7 +115,11 @@ ENTRY(printascii)
mov r1, r0
mov r0, #0x04 @ SYS_WRITE0
ARM( svc #0x123456 )
+#ifdef CONFIG_CPU_V7M
+ THUMB( bkpt #0xab )
+#else
THUMB( svc #0xab )
+#endif
ret lr
ENDPROC(printascii)
@@ -124,7 +128,11 @@ ENTRY(printch)
strb r0, [r1]
mov r0, #0x03 @ SYS_WRITEC
ARM( svc #0x123456 )
+#ifdef CONFIG_CPU_V7M
+ THUMB( bkpt #0xab )
+#else
THUMB( svc #0xab )
+#endif
ret lr
ENDPROC(printch)