X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Flinux%2Fsyscalls.h;h=65793e90d6f64f1865230412638a8b52679d1431;hb=cc0104e877fff32865a67b256d3a9ce52ff15790;hp=8d8285a10db94cd22474f0861409e84e56fbd974;hpb=43c1266ce4dc06bfd236cec31e11e9ecd69c0bef;p=safe%2Fjmp%2Flinux-2.6

diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 8d8285a..65793e9 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -25,6 +25,7 @@ struct linux_dirent64;
 struct list_head;
 struct msgbuf;
 struct msghdr;
+struct mmsghdr;
 struct msqid_ds;
 struct new_utsname;
 struct nfsctl_arg;
@@ -99,37 +100,14 @@ struct perf_event_attr;
 #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,
+	.profile_enable = prof_sysenter_enable,				       \
+	.profile_disable = prof_sysenter_disable,
 
 #define TRACE_SYS_EXIT_PROFILE_INIT(sname)				       \
-	.profile_count = ATOMIC_INIT(-1),				       \
-	.profile_enable = prof_sysexit_enable_##sname,			       \
-	.profile_disable = prof_sysexit_disable_##sname,
+	.profile_enable = prof_sysexit_enable,				       \
+	.profile_disable = prof_sysexit_disable,
 #else
 #define TRACE_SYS_ENTER_PROFILE(sname)
 #define TRACE_SYS_ENTER_PROFILE_INIT(sname)
@@ -153,74 +131,46 @@ 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 const struct syscall_metadata __syscall_meta_##sname;	\
 	static struct ftrace_event_call event_enter_##sname;		\
-	struct trace_event enter_syscall_print_##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,		\
+		.event                  = &enter_syscall_print_##sname,	\
+		.raw_init		= trace_event_raw_init,		\
 		.show_format		= syscall_enter_format,		\
 		.define_fields		= syscall_enter_define_fields,	\
 		.regfunc		= reg_event_syscall_enter,	\
 		.unregfunc		= unreg_event_syscall_enter,	\
-		.data			= "sys"#sname,			\
+		.data			= (void *)&__syscall_meta_##sname,\
 		TRACE_SYS_ENTER_PROFILE_INIT(sname)			\
 	}
 
 #define SYSCALL_TRACE_EXIT_EVENT(sname)					\
+	static const struct syscall_metadata __syscall_meta_##sname;	\
 	static struct ftrace_event_call event_exit_##sname;		\
-	struct trace_event exit_syscall_print_##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,		\
+		.event                  = &exit_syscall_print_##sname,	\
+		.raw_init		= trace_event_raw_init,		\
 		.show_format		= syscall_exit_format,		\
 		.define_fields		= syscall_exit_define_fields,	\
 		.regfunc		= reg_event_syscall_exit,	\
 		.unregfunc		= unreg_event_syscall_exit,	\
-		.data			= "sys"#sname,			\
+		.data			= (void *)&__syscall_meta_##sname,\
 		TRACE_SYS_EXIT_PROFILE_INIT(sname)			\
 	}
 
@@ -460,8 +410,7 @@ asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
 				void __user *data);
 asmlinkage long sys_umount(char __user *name, int flags);
 asmlinkage long sys_oldumount(char __user *name);
-asmlinkage long sys_truncate(const char __user *path,
-				unsigned long length);
+asmlinkage long sys_truncate(const char __user *path, long length);
 asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
 asmlinkage long sys_stat(char __user *filename,
 			struct __old_kernel_stat __user *statbuf);
@@ -678,6 +627,9 @@ 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);
@@ -880,4 +832,8 @@ 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);
 #endif