[SPARC]: Add support for *at(), ppoll, and pselect syscalls.

This also includes by necessity _TIF_RESTORE_SIGMASK support,
which actually resulted in a lot of cleanups.

The sparc signal handling code is quite a mess and I should
clean it up some day.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 19 insertions, 3 deletions

diff --git a/include/asm-sparc/unistd.h b/include/asm-sparc/unistd.h
index 58dba518239e..2ac64e65e336 100644
--- a/include/asm-sparc/unistd.h
+++ b/include/asm-sparc/unistd.h
@@ -300,11 +300,26 @@
 #define __NR_add_key            281
 #define __NR_request_key        282
 #define __NR_keyctl             283
+#define __NR_openat             284
+#define __NR_mkdirat            285
+#define __NR_mknodat            286
+#define __NR_fchownat           287
+#define __NR_futimesat          288
+#define __NR_newfstatat         289
+#define __NR_unlinkat           290
+#define __NR_renameat           291
+#define __NR_linkat             292
+#define __NR_symlinkat          293
+#define __NR_readlinkat         294
+#define __NR_fchmodat           295
+#define __NR_faccessat          296
+#define __NR_pselect6           297
+#define __NR_ppoll              298
 
-/* WARNING: You MAY NOT add syscall numbers larger than 283, since
+/* WARNING: You MAY NOT add syscall numbers larger than 298, since
  *          all of the syscall tables in the Sparc kernel are
- *          sized to have 283 entries (starting at zero).  Therefore
- *          find a free slot in the 0-282 range.
+ *          sized to have 298 entries (starting at zero).  Therefore
+ *          find a free slot in the 0-298 range.
  */
 
 #define _syscall0(type,name) \
@@ -458,6 +473,7 @@ return -1; \
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
+#define __ARCH_WANT_SYS_RT_SIGSUSPEND
 #endif
 
 #ifdef __KERNEL_SYSCALLS__