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authorIngo Molnar <mingo@kernel.org>2017-08-17 11:50:48 +0300
committerIngo Molnar <mingo@kernel.org>2017-08-17 11:50:48 +0300
commit2257e268b1154966c5b0141b23695db1043ff39d (patch)
treedae4b032afb9872568cf7921b39d30c79a6c3fee /arch/arm/include/asm/ucontext.h
parent27aac20574110abfd594175a668dc58b23b2b14a (diff)
parentac9a40905a610fb02086a37b11ff4bf046825a88 (diff)
downloadlinux-2257e268b1154966c5b0141b23695db1043ff39d.tar.xz
Merge branch 'linus' into x86/boot, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm/include/asm/ucontext.h')
-rw-r--r--arch/arm/include/asm/ucontext.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/include/asm/ucontext.h b/arch/arm/include/asm/ucontext.h
index 14749aec94bf..921d8274855c 100644
--- a/arch/arm/include/asm/ucontext.h
+++ b/arch/arm/include/asm/ucontext.h
@@ -35,6 +35,12 @@ struct ucontext {
* bytes, to prevent unpredictable padding in the signal frame.
*/
+/*
+ * Dummy padding block: if this magic is encountered, the block should
+ * be skipped using the corresponding size field.
+ */
+#define DUMMY_MAGIC 0xb0d9ed01
+
#ifdef CONFIG_CRUNCH
#define CRUNCH_MAGIC 0x5065cf03
#define CRUNCH_STORAGE_SIZE (CRUNCH_SIZE + 8)