diff options
Diffstat (limited to 'include/linux/syscalls.h')
-rw-r--r-- | include/linux/syscalls.h | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 45508fec366d..98664db1be47 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h | |||
@@ -125,8 +125,7 @@ extern struct trace_event_functions enter_syscall_print_funcs; | |||
125 | extern struct trace_event_functions exit_syscall_print_funcs; | 125 | extern struct trace_event_functions exit_syscall_print_funcs; |
126 | 126 | ||
127 | #define SYSCALL_TRACE_ENTER_EVENT(sname) \ | 127 | #define SYSCALL_TRACE_ENTER_EVENT(sname) \ |
128 | static struct syscall_metadata \ | 128 | static struct syscall_metadata __syscall_meta_##sname; \ |
129 | __attribute__((__aligned__(4))) __syscall_meta_##sname; \ | ||
130 | static struct ftrace_event_call __used \ | 129 | static struct ftrace_event_call __used \ |
131 | event_enter_##sname = { \ | 130 | event_enter_##sname = { \ |
132 | .name = "sys_enter"#sname, \ | 131 | .name = "sys_enter"#sname, \ |
@@ -140,8 +139,7 @@ extern struct trace_event_functions exit_syscall_print_funcs; | |||
140 | __TRACE_EVENT_FLAGS(enter_##sname, TRACE_EVENT_FL_CAP_ANY) | 139 | __TRACE_EVENT_FLAGS(enter_##sname, TRACE_EVENT_FL_CAP_ANY) |
141 | 140 | ||
142 | #define SYSCALL_TRACE_EXIT_EVENT(sname) \ | 141 | #define SYSCALL_TRACE_EXIT_EVENT(sname) \ |
143 | static struct syscall_metadata \ | 142 | static struct syscall_metadata __syscall_meta_##sname; \ |
144 | __attribute__((__aligned__(4))) __syscall_meta_##sname; \ | ||
145 | static struct ftrace_event_call __used \ | 143 | static struct ftrace_event_call __used \ |
146 | event_exit_##sname = { \ | 144 | event_exit_##sname = { \ |
147 | .name = "sys_exit"#sname, \ | 145 | .name = "sys_exit"#sname, \ |
@@ -158,8 +156,6 @@ extern struct trace_event_functions exit_syscall_print_funcs; | |||
158 | SYSCALL_TRACE_ENTER_EVENT(sname); \ | 156 | SYSCALL_TRACE_ENTER_EVENT(sname); \ |
159 | SYSCALL_TRACE_EXIT_EVENT(sname); \ | 157 | SYSCALL_TRACE_EXIT_EVENT(sname); \ |
160 | static struct syscall_metadata __used \ | 158 | static struct syscall_metadata __used \ |
161 | __attribute__((__aligned__(4))) \ | ||
162 | __attribute__((section("__syscalls_metadata"))) \ | ||
163 | __syscall_meta_##sname = { \ | 159 | __syscall_meta_##sname = { \ |
164 | .name = "sys"#sname, \ | 160 | .name = "sys"#sname, \ |
165 | .nb_args = nb, \ | 161 | .nb_args = nb, \ |
@@ -168,14 +164,15 @@ extern struct trace_event_functions exit_syscall_print_funcs; | |||
168 | .enter_event = &event_enter_##sname, \ | 164 | .enter_event = &event_enter_##sname, \ |
169 | .exit_event = &event_exit_##sname, \ | 165 | .exit_event = &event_exit_##sname, \ |
170 | .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \ | 166 | .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \ |
171 | }; | 167 | }; \ |
168 | static struct syscall_metadata __used \ | ||
169 | __attribute__((section("__syscalls_metadata"))) \ | ||
170 | *__p_syscall_meta_##sname = &__syscall_meta_##sname; | ||
172 | 171 | ||
173 | #define SYSCALL_DEFINE0(sname) \ | 172 | #define SYSCALL_DEFINE0(sname) \ |
174 | SYSCALL_TRACE_ENTER_EVENT(_##sname); \ | 173 | SYSCALL_TRACE_ENTER_EVENT(_##sname); \ |
175 | SYSCALL_TRACE_EXIT_EVENT(_##sname); \ | 174 | SYSCALL_TRACE_EXIT_EVENT(_##sname); \ |
176 | static struct syscall_metadata __used \ | 175 | static struct syscall_metadata __used \ |
177 | __attribute__((__aligned__(4))) \ | ||
178 | __attribute__((section("__syscalls_metadata"))) \ | ||
179 | __syscall_meta__##sname = { \ | 176 | __syscall_meta__##sname = { \ |
180 | .name = "sys_"#sname, \ | 177 | .name = "sys_"#sname, \ |
181 | .nb_args = 0, \ | 178 | .nb_args = 0, \ |
@@ -183,6 +180,9 @@ extern struct trace_event_functions exit_syscall_print_funcs; | |||
183 | .exit_event = &event_exit__##sname, \ | 180 | .exit_event = &event_exit__##sname, \ |
184 | .enter_fields = LIST_HEAD_INIT(__syscall_meta__##sname.enter_fields), \ | 181 | .enter_fields = LIST_HEAD_INIT(__syscall_meta__##sname.enter_fields), \ |
185 | }; \ | 182 | }; \ |
183 | static struct syscall_metadata __used \ | ||
184 | __attribute__((section("__syscalls_metadata"))) \ | ||
185 | *__p_syscall_meta_##sname = &__syscall_meta__##sname; \ | ||
186 | asmlinkage long sys_##sname(void) | 186 | asmlinkage long sys_##sname(void) |
187 | #else | 187 | #else |
188 | #define SYSCALL_DEFINE0(name) asmlinkage long sys_##name(void) | 188 | #define SYSCALL_DEFINE0(name) asmlinkage long sys_##name(void) |