3 files changed, 42 insertions, 1 deletions

diff --git a/arch/x86/include/asm/unistd_32.h b/arch/x86/include/asm/unistd_32.h
index 6fb3c209a7e3..34bc4204d373 100644
--- a/arch/x86/include/asm/unistd_32.h
+++ b/arch/x86/include/asm/unistd_32.h
@@ -343,9 +343,13 @@
 #define __NR_rt_tgsigqueueinfo  335
 #define __NR_perf_event_open    336
 
+#define __NR_LITMUS             337
+
+#include "litmus/unistd.h"
+
 #ifdef __KERNEL__
 
-#define NR_syscalls 337
+#define NR_syscalls 336 + NR_litmus_syscalls
 
 #define __ARCH_WANT_IPC_PARSE_VERSION
 #define __ARCH_WANT_OLD_READDIR
diff --git a/arch/x86/kernel/syscall_table_32.S b/arch/x86/kernel/syscall_table_32.S
index 0157cd26d7cc..17fcb3abe236 100644
--- a/arch/x86/kernel/syscall_table_32.S
+++ b/arch/x86/kernel/syscall_table_32.S
@@ -336,3 +336,17 @@ ENTRY(sys_call_table)
         .long sys_pwritev
         .long sys_rt_tgsigqueueinfo     /* 335 */
         .long sys_perf_event_open
+        .long sys_set_rt_task_param     /* LITMUS^RT 337 */
+        .long sys_get_rt_task_param
+        .long sys_complete_job
+        .long sys_od_open
+        .long sys_od_close
+        .long sys_fmlp_down
+        .long sys_fmlp_up
+        .long sys_srp_down
+        .long sys_srp_up
+        .long sys_query_job_no
+        .long sys_wait_for_job_release
+        .long sys_wait_for_ts_release
+        .long sys_release_ts
+        .long sys_null_call
diff --git a/include/litmus/unistd.h b/include/litmus/unistd.h
new file mode 100644
index 000000000000..6fec5364adaf
--- /dev/null
+++ b/include/litmus/unistd.h
@@ -0,0 +1,23 @@
+/*
+ * included from arch/x86/include/asm/unistd_32.h
+ *
+ * LITMUS^RT syscalls with "relative" numbers
+ */
+#define __LSC(x) (__NR_LITMUS + x)
+
+#define __NR_set_rt_task_param  __LSC(0)
+#define __NR_get_rt_task_param  __LSC(1)
+#define __NR_sleep_next_period  __LSC(2)
+#define __NR_od_open            __LSC(3)
+#define __NR_od_close           __LSC(4)
+#define __NR_fmlp_down          __LSC(5)
+#define __NR_fmlp_up            __LSC(6)
+#define __NR_srp_down           __LSC(7)
+#define __NR_srp_up             __LSC(8)
+#define __NR_query_job_no       __LSC(9)
+#define __NR_wait_for_job_release __LSC(10)
+#define __NR_wait_for_ts_release __LSC(11)
+#define __NR_release_ts         __LSC(12)
+#define __NR_null_call          __LSC(13)
+
+#define NR_litmus_syscalls 14