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-rw-r--r--include/asm-x86_64/elf.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-x86_64/elf.h b/include/asm-x86_64/elf.h
index 43862cd6a569..c98633af07d2 100644
--- a/include/asm-x86_64/elf.h
+++ b/include/asm-x86_64/elf.h
@@ -8,6 +8,7 @@
#include <asm/ptrace.h>
#include <asm/user.h>
#include <asm/processor.h>
+#include <asm/compat.h>
/* x86-64 relocation types */
#define R_X86_64_NONE 0 /* No reloc */
@@ -157,6 +158,9 @@ extern int dump_task_fpu (struct task_struct *, elf_fpregset_t *);
#define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs)
#define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs) dump_task_fpu(tsk, elf_fpregs)
+/* 1GB for 64bit, 8MB for 32bit */
+#define STACK_RND_MASK (is_compat_task() ? 0x7ff : 0x3fffff)
+
#endif
#endif