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Fix: add missing debug printout to identify the cause of lost events
[lttng-ust.git]
/
liblttng-ust
/
compat.h
diff --git
a/liblttng-ust/compat.h
b/liblttng-ust/compat.h
index 37480671052edcb872c58345958b7c543c2ddea4..8ee4470a0b381289986e48742274fa287d835e1a 100644
(file)
--- a/
liblttng-ust/compat.h
+++ b/
liblttng-ust/compat.h
@@
-14,45
+14,17
@@
* modified is included with the above copyright notice.
*/
* modified is included with the above copyright notice.
*/
-/*
- * lttng_ust_getprocname.
- */
-#ifdef __linux__
-
-#include <sys/prctl.h>
-
-#define LTTNG_UST_PROCNAME_LEN 17
-
-static inline
-void lttng_ust_getprocname(char *name)
-{
- (void) prctl(PR_GET_NAME, (unsigned long) name, 0, 0, 0);
-}
+#include <sys/syscall.h>
-#elif defined(__FreeBSD__)
-#include <stdlib.h>
-#include <string.h>
-
-/*
- * Limit imposed by Linux UST-sessiond ABI.
- */
-#define LTTNG_UST_PROCNAME_LEN 17
-
-/*
- * Acts like linux prctl, the string is not necessarily 0-terminated if
- * 16-byte long.
- */
+#ifdef __UCLIBC__
+#define __getcpu(cpu, node, cache) syscall(__NR_getcpu, cpu, node, cache)
static inline
static inline
-
void lttng_ust_getprocname(char *name
)
+
int sched_getcpu(void
)
{
{
-
const char *bsd_name
;
+
int c, s
;
- bsd_name = getprogname();
- if (!bsd_name)
- name[0] = '\0';
- memcpy(name, bsd_name, LTTNG_UST_PROCNAME_LEN - 1);
+ s = __getcpu(&c, NULL, NULL);
+ return (s == -1) ? s : c;
}
}
-
-#endif
-
+#endif /* __UCLIBC__ */
#endif /* _UST_COMPAT_H */
#endif /* _UST_COMPAT_H */
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