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-rw-r--r--arch/tile/include/asm/Kbuild1
-rw-r--r--arch/tile/include/asm/elf.h4
-rw-r--r--arch/tile/include/asm/syscall.h28
3 files changed, 29 insertions, 4 deletions
diff --git a/arch/tile/include/asm/Kbuild b/arch/tile/include/asm/Kbuild
index d8a843163471..ba35c41c71ff 100644
--- a/arch/tile/include/asm/Kbuild
+++ b/arch/tile/include/asm/Kbuild
@@ -28,6 +28,7 @@ generic-y += poll.h
generic-y += posix_types.h
generic-y += preempt.h
generic-y += resource.h
+generic-y += seccomp.h
generic-y += sembuf.h
generic-y += serial.h
generic-y += shmbuf.h
diff --git a/arch/tile/include/asm/elf.h b/arch/tile/include/asm/elf.h
index 41d9878a9686..c505d77e4d06 100644
--- a/arch/tile/include/asm/elf.h
+++ b/arch/tile/include/asm/elf.h
@@ -22,6 +22,7 @@
#include <arch/chip.h>
#include <linux/ptrace.h>
+#include <linux/elf-em.h>
#include <asm/byteorder.h>
#include <asm/page.h>
@@ -30,9 +31,6 @@ typedef unsigned long elf_greg_t;
#define ELF_NGREG (sizeof(struct pt_regs) / sizeof(elf_greg_t))
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
-#define EM_TILEPRO 188
-#define EM_TILEGX 191
-
/* Provide a nominal data structure. */
#define ELF_NFPREG 0
typedef double elf_fpreg_t;
diff --git a/arch/tile/include/asm/syscall.h b/arch/tile/include/asm/syscall.h
index 9644b88f133d..373d73064ea1 100644
--- a/arch/tile/include/asm/syscall.h
+++ b/arch/tile/include/asm/syscall.h
@@ -20,6 +20,8 @@
#include <linux/sched.h>
#include <linux/err.h>
+#include <linux/audit.h>
+#include <linux/compat.h>
#include <arch/abi.h>
/* The array of function pointers for syscalls. */
@@ -61,7 +63,15 @@ static inline void syscall_set_return_value(struct task_struct *task,
struct pt_regs *regs,
int error, long val)
{
- regs->regs[0] = (long) error ?: val;
+ if (error) {
+ /* R0 is the passed-in negative error, R1 is positive. */
+ regs->regs[0] = error;
+ regs->regs[1] = -error;
+ } else {
+ /* R1 set to zero to indicate no error. */
+ regs->regs[0] = val;
+ regs->regs[1] = 0;
+ }
}
static inline void syscall_get_arguments(struct task_struct *task,
@@ -82,4 +92,20 @@ static inline void syscall_set_arguments(struct task_struct *task,
memcpy(&regs[i], args, n * sizeof(args[0]));
}
+/*
+ * We don't care about endianness (__AUDIT_ARCH_LE bit) here because
+ * tile has the same system calls both on little- and big- endian.
+ */
+static inline int syscall_get_arch(void)
+{
+ if (is_compat_task())
+ return AUDIT_ARCH_TILEGX32;
+
+#ifdef CONFIG_TILEGX
+ return AUDIT_ARCH_TILEGX;
+#else
+ return AUDIT_ARCH_TILEPRO;
+#endif
+}
+
#endif /* _ASM_TILE_SYSCALL_H */