Sparc{,64}: seg/get affinity syscalls

arch/sparc/kernel/systbls.S

@@ -50,7 +50,7 @@ sys_call_table:
 /*145*/	.long sys_setrlimit, sys_pivot_root, sys_prctl, sys_pciconfig_read, sys_pciconfig_write
 /*150*/	.long sys_nis_syscall, sys_nis_syscall, sys_nis_syscall, sys_poll, sys_getdents64
 /*155*/	.long sys_fcntl64, sys_nis_syscall, sys_statfs, sys_fstatfs, sys_oldumount
-/*160*/	.long sys_nis_syscall, sys_nis_syscall, sys_getdomainname, sys_setdomainname, sys_nis_syscall
+/*160*/	.long sys_sched_setaffinity, sys_sched_getaffinity, sys_getdomainname, sys_setdomainname, sys_nis_syscall
 /*165*/	.long sys_quotactl, sys_nis_syscall, sys_mount, sys_ustat, sys_setxattr
 /*170*/	.long sys_lsetxattr, sys_fsetxattr, sys_getxattr, sys_lgetxattr, sys_getdents
 /*175*/	.long sys_setsid, sys_fchdir, sys_fgetxattr, sys_listxattr, sys_llistxattr

arch/sparc64/kernel/sys_sparc32.c

@@ -4160,7 +4160,7 @@ struct __sysctl_args32 {
 	u32 __unused[4];
 };
 
-extern asmlinkage long sys32_sysctl(struct __sysctl_args32 *args)
+asmlinkage long sys32_sysctl(struct __sysctl_args32 *args)
 {
 	struct __sysctl_args32 tmp;
 	int error;
@@ -4197,3 +4197,53 @@ extern asmlinkage long sys32_sysctl(struct __sysctl_args32 *args)
 	}
 	return error;
 }
+
+extern asmlinkage int sys_sched_setaffinity(pid_t pid, unsigned int len,
+					    unsigned long *user_mask_ptr);
+
+asmlinkage int sys32_sched_setaffinity(__kernel_pid_t32 pid, unsigned int len,
+				       u32 *user_mask_ptr)
+{
+	unsigned long kernel_mask;
+	mm_segment_t old_fs;
+	int ret;
+
+	if (get_user(kernel_mask, user_mask_ptr))
+		return -EFAULT;
+
+	old_fs = get_fs();
+	set_fs(KERNEL_DS);
+	ret = sys_sched_setaffinity(pid,
+				    /* XXX Nice api... */
+				    sizeof(kernel_mask),
+				    &kernel_mask);
+	set_fs(old_fs);
+
+	return ret;
+}
+
+extern asmlinkage int sys_sched_getaffinity(pid_t pid, unsigned int len,
+					    unsigned long *user_mask_ptr);
+
+asmlinkage int sys32_sched_getaffinity(__kernel_pid_t32 pid, unsigned int len,
+				       u32 *user_mask_ptr)
+{
+	unsigned long kernel_mask;
+	mm_segment_t old_fs;
+	int ret;
+
+	old_fs = get_fs();
+	set_fs(KERNEL_DS);
+	ret = sys_schet_getaffinity(pid,
+				    /* XXX Nice api... */
+				    sizeof(kernel_mask),
+				    &kernel_mask);
+	set_fs(old_fs);
+
+	if (ret == 0) {
+		if (put_user(kernel_mask, user_mask_ptr))
+			ret = -EFAULT;
+	}
+
+	return ret;
+}

arch/sparc64/kernel/systbls.S

@@ -51,7 +51,7 @@ sys_call_table32:
 	.word sys32_setrlimit, sys_pivot_root, sys32_prctl, sys32_pciconfig_read, sys32_pciconfig_write
 /*150*/	.word sys_nis_syscall, sys_nis_syscall, sys_nis_syscall, sys_poll, sys_getdents64
 	.word sys32_fcntl64, sys_nis_syscall, sys32_statfs, sys32_fstatfs, sys_oldumount
-/*160*/	.word sys_nis_syscall, sys_nis_syscall, sys_getdomainname, sys_setdomainname, sys_nis_syscall
+/*160*/	.word sys32_sched_setaffinity, sys32_sched_getaffinity, sys_getdomainname, sys_setdomainname, sys_nis_syscall
 	.word sys32_quotactl, sys_nis_syscall, sys32_mount, sys_ustat, sys_setxattr
 /*170*/	.word sys_lsetxattr, sys_fsetxattr, sys_getxattr, sys_lgetxattr, sys32_getdents
 	.word sys_setsid, sys_fchdir, sys_fgetxattr, sys_listxattr, sys_llistxattr
@@ -110,7 +110,7 @@ sys_call_table:
 	.word sys_setrlimit, sys_pivot_root, sys_prctl, sys_pciconfig_read, sys_pciconfig_write
 /*150*/	.word sys_getsockname, sys_nis_syscall, sys_nis_syscall, sys_poll, sys_getdents64
 	.word sys_nis_syscall, sys_nis_syscall, sys_statfs, sys_fstatfs, sys_oldumount
-/*160*/	.word sys_nis_syscall, sys_nis_syscall, sys_getdomainname, sys_setdomainname, sys_utrap_install
+/*160*/	.word sys_sched_setaffinity, sys_sched_getaffinity, sys_getdomainname, sys_setdomainname, sys_utrap_install
 	.word sys_quotactl, sys_nis_syscall, sys_mount, sys_ustat, sys_setxattr
 /*170*/	.word sys_lsetxattr, sys_fsetxattr, sys_getxattr, sys_lgetxattr, sys_getdents
 	.word sys_setsid, sys_fchdir, sys_fgetxattr, sys_listxattr, sys_llistxattr

include/asm-sparc/unistd.h

@@ -175,8 +175,8 @@
 #define __NR_statfs             157 /* Common                                      */
 #define __NR_fstatfs            158 /* Common                                      */
 #define __NR_umount             159 /* Common                                      */
-/* #define __NR_async_daemon    160    SunOS Specific                              */
-/* #define __NR_getfh           161    SunOS Specific                              */
+#define __NR_sched_set_affinity 160 /* Linux specific, async_daemon under SunOS    */
+#define __NR_sched_get_affinity 161 /* Linux specific, getfh under SunOS           */
 #define __NR_getdomainname      162 /* SunOS Specific                              */
 #define __NR_setdomainname      163 /* Common                                      */
 /* #define __NR_ni_syscall	164    ENOSYS under SunOS			   */

include/asm-sparc64/unistd.h

@@ -175,8 +175,8 @@
 #define __NR_statfs             157 /* Common                                      */
 #define __NR_fstatfs            158 /* Common                                      */
 #define __NR_umount             159 /* Common                                      */
-/* #define __NR_async_daemon    160    SunOS Specific                              */
-/* #define __NR_getfh           161    SunOS Specific                              */
+#define __NR_sched_set_affinity 160 /* Linux specific, async_daemon under SunOS    */
+#define __NR_sched_get_affinity 161 /* Linux specific, getfh under SunOS           */
 #define __NR_getdomainname      162 /* SunOS Specific                              */
 #define __NR_setdomainname      163 /* Common                                      */
 #define __NR_utrap_install	164 /* SYSV ABI/v9 required			   */