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Fix: 4.6 kernel: use in_compat_syscall
[lttng-modules.git]
/
lttng-syscalls.c
diff --git
a/lttng-syscalls.c
b/lttng-syscalls.c
index 5fa66660b5f2532d715e80d90fb7c8feb6ec08ca..70d2c323ce9207b191313488a87d80b464075b7b 100644
(file)
--- a/
lttng-syscalls.c
+++ b/
lttng-syscalls.c
@@
-46,6
+46,11
@@
# endif
#endif
# endif
#endif
+/* in_compat_syscall appears in kernel 4.6. */
+#ifndef in_compat_syscall
+ #define in_compat_syscall() is_compat_task()
+#endif
+
enum sc_type {
SC_TYPE_ENTRY,
SC_TYPE_EXIT,
enum sc_type {
SC_TYPE_ENTRY,
SC_TYPE_EXIT,
@@
-354,7
+359,7
@@
static void syscall_entry_unknown(struct lttng_event *event,
unsigned long args[UNKNOWN_SYSCALL_NRARGS];
syscall_get_arguments(current, regs, 0, UNKNOWN_SYSCALL_NRARGS, args);
unsigned long args[UNKNOWN_SYSCALL_NRARGS];
syscall_get_arguments(current, regs, 0, UNKNOWN_SYSCALL_NRARGS, args);
- if (unlikely(i
s_compat_task
()))
+ if (unlikely(i
n_compat_syscall
()))
__event_probe__compat_syscall_entry_unknown(event, id, args);
else
__event_probe__syscall_entry_unknown(event, id, args);
__event_probe__compat_syscall_entry_unknown(event, id, args);
else
__event_probe__syscall_entry_unknown(event, id, args);
@@
-367,7
+372,7
@@
void syscall_entry_probe(void *__data, struct pt_regs *regs, long id)
const struct trace_syscall_entry *table, *entry;
size_t table_len;
const struct trace_syscall_entry *table, *entry;
size_t table_len;
- if (unlikely(i
s_compat_task
())) {
+ if (unlikely(i
n_compat_syscall
())) {
struct lttng_syscall_filter *filter;
filter = lttng_rcu_dereference(chan->sc_filter);
struct lttng_syscall_filter *filter;
filter = lttng_rcu_dereference(chan->sc_filter);
@@
-400,7
+405,7
@@
void syscall_entry_probe(void *__data, struct pt_regs *regs, long id)
syscall_entry_unknown(unknown_event, regs, id);
return;
}
syscall_entry_unknown(unknown_event, regs, id);
return;
}
- if (unlikely(i
s_compat_task
()))
+ if (unlikely(i
n_compat_syscall
()))
event = chan->compat_sc_table[id];
else
event = chan->sc_table[id];
event = chan->compat_sc_table[id];
else
event = chan->sc_table[id];
@@
-505,7
+510,7
@@
static void syscall_exit_unknown(struct lttng_event *event,
unsigned long args[UNKNOWN_SYSCALL_NRARGS];
syscall_get_arguments(current, regs, 0, UNKNOWN_SYSCALL_NRARGS, args);
unsigned long args[UNKNOWN_SYSCALL_NRARGS];
syscall_get_arguments(current, regs, 0, UNKNOWN_SYSCALL_NRARGS, args);
- if (unlikely(i
s_compat_task
()))
+ if (unlikely(i
n_compat_syscall
()))
__event_probe__compat_syscall_exit_unknown(event, id, ret,
args);
else
__event_probe__compat_syscall_exit_unknown(event, id, ret,
args);
else
@@
-521,7
+526,7
@@
void syscall_exit_probe(void *__data, struct pt_regs *regs, long ret)
long id;
id = syscall_get_nr(current, regs);
long id;
id = syscall_get_nr(current, regs);
- if (unlikely(i
s_compat_task
())) {
+ if (unlikely(i
n_compat_syscall
())) {
struct lttng_syscall_filter *filter;
filter = lttng_rcu_dereference(chan->sc_filter);
struct lttng_syscall_filter *filter;
filter = lttng_rcu_dereference(chan->sc_filter);
@@
-554,7
+559,7
@@
void syscall_exit_probe(void *__data, struct pt_regs *regs, long ret)
syscall_exit_unknown(unknown_event, regs, id, ret);
return;
}
syscall_exit_unknown(unknown_event, regs, id, ret);
return;
}
- if (unlikely(i
s_compat_task
()))
+ if (unlikely(i
n_compat_syscall
()))
event = chan->compat_sc_exit_table[id];
else
event = chan->sc_exit_table[id];
event = chan->compat_sc_exit_table[id];
else
event = chan->sc_exit_table[id];
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