1 files changed, 50 insertions, 82 deletions

diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index a990ace1a838..057929b0a651 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -23,16 +23,21 @@ struct kexec_segment;
 struct linux_dirent;
 struct linux_dirent64;
 struct list_head;
+struct mmap_arg_struct;
 struct msgbuf;
 struct msghdr;
+struct mmsghdr;
 struct msqid_ds;
 struct new_utsname;
 struct nfsctl_arg;
 struct __old_kernel_stat;
+struct oldold_utsname;
+struct old_utsname;
 struct pollfd;
 struct rlimit;
 struct rusage;
 struct sched_param;
+struct sel_arg_struct;
 struct semaphore;
 struct sembuf;
 struct shmid_ds;
@@ -98,44 +103,21 @@ struct perf_event_attr;
 #define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__)
 #define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__)
 
-#ifdef CONFIG_EVENT_PROFILE
-#define TRACE_SYS_ENTER_PROFILE(sname)                                         \
-static int prof_sysenter_enable_##sname(void)                                  \
-{                                                                              \
-        return reg_prof_syscall_enter("sys"#sname);                            \
-}                                                                              \
-                                                                               \
-static void prof_sysenter_disable_##sname(void)                                \
-{                                                                              \
-        unreg_prof_syscall_enter("sys"#sname);                                 \
-}
-
-#define TRACE_SYS_EXIT_PROFILE(sname)                                          \
-static int prof_sysexit_enable_##sname(void)                                   \
-{                                                                              \
-        return reg_prof_syscall_exit("sys"#sname);                             \
-}                                                                              \
-                                                                               \
-static void prof_sysexit_disable_##sname(void)                                 \
-{                                                                              \
-        unreg_prof_syscall_exit("sys"#sname);                                  \
-}
-
-#define TRACE_SYS_ENTER_PROFILE_INIT(sname)                                    \
-        .profile_count = ATOMIC_INIT(-1),                                      \
-        .profile_enable = prof_sysenter_enable_##sname,                        \
-        .profile_disable = prof_sysenter_disable_##sname,
-
-#define TRACE_SYS_EXIT_PROFILE_INIT(sname)                                     \
-        .profile_count = ATOMIC_INIT(-1),                                      \
-        .profile_enable = prof_sysexit_enable_##sname,                         \
-        .profile_disable = prof_sysexit_disable_##sname,
+#ifdef CONFIG_PERF_EVENTS
+
+#define TRACE_SYS_ENTER_PERF_INIT(sname)                                       \
+        .perf_event_enable = perf_sysenter_enable,                             \
+        .perf_event_disable = perf_sysenter_disable,
+
+#define TRACE_SYS_EXIT_PERF_INIT(sname)                                        \
+        .perf_event_enable = perf_sysexit_enable,                              \
+        .perf_event_disable = perf_sysexit_disable,
 #else
-#define TRACE_SYS_ENTER_PROFILE(sname)
-#define TRACE_SYS_ENTER_PROFILE_INIT(sname)
-#define TRACE_SYS_EXIT_PROFILE(sname)
-#define TRACE_SYS_EXIT_PROFILE_INIT(sname)
-#endif
+#define TRACE_SYS_ENTER_PERF(sname)
+#define TRACE_SYS_ENTER_PERF_INIT(sname)
+#define TRACE_SYS_EXIT_PERF(sname)
+#define TRACE_SYS_EXIT_PERF_INIT(sname)
+#endif /* CONFIG_PERF_EVENTS */
 
 #ifdef CONFIG_FTRACE_SYSCALLS
 #define __SC_STR_ADECL1(t, a)           #a
@@ -153,75 +135,47 @@ static void prof_sysexit_disable_##sname(void)				       \
 #define __SC_STR_TDECL6(t, a, ...)      #t, __SC_STR_TDECL5(__VA_ARGS__)
 
 #define SYSCALL_TRACE_ENTER_EVENT(sname)                                \
-        static struct ftrace_event_call event_enter_##sname;            \
-        struct trace_event enter_syscall_print_##sname = {              \
+        static const struct syscall_metadata __syscall_meta_##sname;    \
+        static struct ftrace_event_call                                 \
+        __attribute__((__aligned__(4))) event_enter_##sname;            \
+        static struct trace_event enter_syscall_print_##sname = {       \
                 .trace                  = print_syscall_enter,          \
         };                                                              \
-        static int init_enter_##sname(void)                             \
-        {                                                               \
-                int num, id;                                            \
-                num = syscall_name_to_nr("sys"#sname);                  \
-                if (num < 0)                                            \
-                        return -ENOSYS;                                 \
-                id = register_ftrace_event(&enter_syscall_print_##sname);\
-                if (!id)                                                \
-                        return -ENODEV;                                 \
-                event_enter_##sname.id = id;                            \
-                set_syscall_enter_id(num, id);                          \
-                INIT_LIST_HEAD(&event_enter_##sname.fields);            \
-                return 0;                                               \
-        }                                                               \
-        TRACE_SYS_ENTER_PROFILE(sname);                                 \
         static struct ftrace_event_call __used                          \
           __attribute__((__aligned__(4)))                               \
           __attribute__((section("_ftrace_events")))                    \
           event_enter_##sname = {                                       \
                 .name                   = "sys_enter"#sname,            \
                 .system                 = "syscalls",                   \
-                .event                  = &event_syscall_enter,         \
-                .raw_init               = init_enter_##sname,           \
-                .show_format            = syscall_enter_format,         \
+                .event                  = &enter_syscall_print_##sname, \
+                .raw_init               = init_syscall_trace,           \
                 .define_fields          = syscall_enter_define_fields,  \
                 .regfunc                = reg_event_syscall_enter,      \
                 .unregfunc              = unreg_event_syscall_enter,    \
-                .data                   = "sys"#sname,                  \
-                TRACE_SYS_ENTER_PROFILE_INIT(sname)                     \
+                .data                   = (void *)&__syscall_meta_##sname,\
+                TRACE_SYS_ENTER_PERF_INIT(sname)                        \
         }
 
 #define SYSCALL_TRACE_EXIT_EVENT(sname)                                 \
-        static struct ftrace_event_call event_exit_##sname;             \
-        struct trace_event exit_syscall_print_##sname = {               \
+        static const struct syscall_metadata __syscall_meta_##sname;    \
+        static struct ftrace_event_call                                 \
+        __attribute__((__aligned__(4))) event_exit_##sname;             \
+        static struct trace_event exit_syscall_print_##sname = {        \
                 .trace                  = print_syscall_exit,           \
         };                                                              \
-        static int init_exit_##sname(void)                              \
-        {                                                               \
-                int num, id;                                            \
-                num = syscall_name_to_nr("sys"#sname);                  \
-                if (num < 0)                                            \
-                        return -ENOSYS;                                 \
-                id = register_ftrace_event(&exit_syscall_print_##sname);\
-                if (!id)                                                \
-                        return -ENODEV;                                 \
-                event_exit_##sname.id = id;                             \
-                set_syscall_exit_id(num, id);                           \
-                INIT_LIST_HEAD(&event_exit_##sname.fields);             \
-                return 0;                                               \
-        }                                                               \
-        TRACE_SYS_EXIT_PROFILE(sname);                                  \
         static struct ftrace_event_call __used                          \
           __attribute__((__aligned__(4)))                               \
           __attribute__((section("_ftrace_events")))                    \
           event_exit_##sname = {                                        \
                 .name                   = "sys_exit"#sname,             \
                 .system                 = "syscalls",                   \
-                .event                  = &event_syscall_exit,          \
-                .raw_init               = init_exit_##sname,            \
-                .show_format            = syscall_exit_format,          \
+                .event                  = &exit_syscall_print_##sname,  \
+                .raw_init               = init_syscall_trace,           \
                 .define_fields          = syscall_exit_define_fields,   \
                 .regfunc                = reg_event_syscall_exit,       \
                 .unregfunc              = unreg_event_syscall_exit,     \
-                .data                   = "sys"#sname,                  \
-                TRACE_SYS_EXIT_PROFILE_INIT(sname)                      \
+                .data                   = (void *)&__syscall_meta_##sname,\
+                TRACE_SYS_EXIT_PERF_INIT(sname)                 \
         }
 
 #define SYSCALL_METADATA(sname, nb)                             \
@@ -245,7 +199,7 @@ static void prof_sysexit_disable_##sname(void)				       \
         static const struct syscall_metadata __used             \
           __attribute__((__aligned__(4)))                       \
           __attribute__((section("__syscalls_metadata")))       \
-          __syscall_meta_##sname = {                            \
+          __syscall_meta__##sname = {                           \
                 .name           = "sys_"#sname,                 \
                 .nb_args        = 0,                            \
                 .enter_event    = &event_enter__##sname,        \
@@ -677,6 +631,9 @@ asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
 asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
                                 struct sockaddr __user *, int __user *);
 asmlinkage long sys_recvmsg(int fd, struct msghdr __user *msg, unsigned flags);
+asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg,
+                             unsigned int vlen, unsigned flags,
+                             struct timespec __user *timeout);
 asmlinkage long sys_socket(int, int, int);
 asmlinkage long sys_socketpair(int, int, int, int __user *);
 asmlinkage long sys_socketcall(int call, unsigned long __user *args);
@@ -685,6 +642,7 @@ asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
                                 long timeout);
 asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
                         fd_set __user *exp, struct timeval __user *tvp);
+asmlinkage long sys_old_select(struct sel_arg_struct __user *arg);
 asmlinkage long sys_epoll_create(int size);
 asmlinkage long sys_epoll_create1(int flags);
 asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
@@ -699,6 +657,8 @@ asmlinkage long sys_gethostname(char __user *name, int len);
 asmlinkage long sys_sethostname(char __user *name, int len);
 asmlinkage long sys_setdomainname(char __user *name, int len);
 asmlinkage long sys_newuname(struct new_utsname __user *name);
+asmlinkage long sys_uname(struct old_utsname __user *);
+asmlinkage long sys_olduname(struct oldold_utsname __user *);
 
 asmlinkage long sys_getrlimit(unsigned int resource,
                                 struct rlimit __user *rlim);
@@ -728,6 +688,8 @@ asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
 asmlinkage long sys_shmget(key_t key, size_t size, int flag);
 asmlinkage long sys_shmdt(char __user *shmaddr);
 asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
+asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second,
+                unsigned long third, void __user *ptr, long fifth);
 
 asmlinkage long sys_mq_open(const char __user *name, int oflag, mode_t mode, struct mq_attr __user *attr);
 asmlinkage long sys_mq_unlink(const char __user *name);
@@ -879,4 +841,10 @@ int kernel_execve(const char *filename, char *const argv[], char *const envp[]);
 asmlinkage long sys_perf_event_open(
                 struct perf_event_attr __user *attr_uptr,
                 pid_t pid, int cpu, int group_fd, unsigned long flags);
+
+asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len,
+                        unsigned long prot, unsigned long flags,
+                        unsigned long fd, unsigned long pgoff);
+asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg);
+
 #endif