[PATCH] x86-64: Add sys_unshare

Add unshare syscall for x86-64

ppoll/pselect are not ready yet, but add reservations.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/x86_64/ia32/ia32entry.S b/arch/x86_64/ia32/ia32entry.S
index 067c0f47bd0d75baadbcfc4330519eb798826c48..ada4535d0161d785d1d3b5121630cb9189dc0afc 100644 (file)
--- a/arch/x86_64/ia32/ia32entry.S
+++ b/arch/x86_64/ia32/ia32entry.S
@@ -685,6 +685,9 @@ ia32_sys_call_table:
        .quad sys_readlinkat            /* 305 */
        .quad sys_fchmodat
        .quad sys_faccessat
+       .quad sys_ni_syscall            /* pselect6 for now */
+       .quad sys_ni_syscall            /* ppoll for now */
+       .quad sys_unshare               /* 310 */
 ia32_syscall_end:              
        .rept IA32_NR_syscalls-(ia32_syscall_end-ia32_sys_call_table)/8
                .quad ni_syscall

diff --git a/include/asm-x86_64/ia32_unistd.h b/include/asm-x86_64/ia32_unistd.h
index 9afc0c7d3661931fbb52efa6c4a4be09c1ddc6d2..20468983d4532f54fbf994b4d323ccd924db132d 100644 (file)
--- a/include/asm-x86_64/ia32_unistd.h
+++ b/include/asm-x86_64/ia32_unistd.h
@@ -313,7 +313,10 @@
 #define __NR_ia32_readlinkat           305
 #define __NR_ia32_fchmodat             306
 #define __NR_ia32_faccessat            307
+#define __NR_ia32_pselect6             308
+#define __NR_ia32_ppoll                        309
+#define __NR_ia32_unshare              310
 
-#define IA32_NR_syscalls 308   /* must be > than biggest syscall! */
+#define IA32_NR_syscalls 315   /* must be > than biggest syscall! */
 
 #endif /* _ASM_X86_64_IA32_UNISTD_H_ */

diff --git a/include/asm-x86_64/unistd.h b/include/asm-x86_64/unistd.h
index 436d099b5b6b162e21aee103525e03222176bab3..da0341c57949717e17b59a9c16499b4b31e5d8c1 100644 (file)
--- a/include/asm-x86_64/unistd.h
+++ b/include/asm-x86_64/unistd.h
@@ -599,8 +599,14 @@ __SYSCALL(__NR_readlinkat, sys_readlinkat)
 __SYSCALL(__NR_fchmodat, sys_fchmodat)
 #define __NR_faccessat         269
 __SYSCALL(__NR_faccessat, sys_faccessat)
-
-#define __NR_syscall_max __NR_faccessat
+#define __NR_pselect6          270
+__SYSCALL(__NR_pselect6, sys_ni_syscall)       /* for now */
+#define __NR_ppoll             271
+__SYSCALL(__NR_ppoll,  sys_ni_syscall)         /* for now */
+#define __NR_unshare           272
+__SYSCALL(__NR_unshare,        sys_unshare)
+
+#define __NR_syscall_max __NR_unshare
 
 #ifndef __NO_STUBS