Update README.md for supported kernel

[lttng-modules.git] / instrumentation / events / lttng-module / printk.h

diff --git a/instrumentation/events/lttng-module/printk.h b/instrumentation/events/lttng-module/printk.h
index 77fe081b36e835ff26ac6a92afc26bce3fbcecef..26b04a95025b4a1c32a871eb2e88170780424423 100644 (file)
--- a/instrumentation/events/lttng-module/printk.h
+++ b/instrumentation/events/lttng-module/printk.h
@@ -1,13 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM printk
 
 #if !defined(LTTNG_TRACE_PRINTK_H) || defined(TRACE_HEADER_MULTI_READ)
 #define LTTNG_TRACE_PRINTK_H
 
-#include "../../../probes/lttng-tracepoint-event.h"
-#include <linux/version.h>
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,10,0))
+#include <probes/lttng-tracepoint-event.h>
 
 LTTNG_TRACEPOINT_EVENT_MAP(console,
 
@@ -22,58 +20,7 @@ LTTNG_TRACEPOINT_EVENT_MAP(console,
        )
 )
 
-#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0))
-
-LTTNG_TRACEPOINT_EVENT_CONDITION_MAP(console,
-
-       printk_console,
-
-       TP_PROTO(const char *log_buf, unsigned start, unsigned end,
-                unsigned log_buf_len),
-
-       TP_ARGS(log_buf, start, end, log_buf_len),
-
-       TP_CONDITION(start != end),
-
-       TP_FIELDS(
-               ctf_sequence_text(char, msg, log_buf + start,
-                       size_t, end - start)
-       )
-)
-
-#else /* (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0)) */
-
-LTTNG_TRACEPOINT_EVENT_CONDITION_MAP(console,
-
-       printk_console,
-
-       TP_PROTO(const char *log_buf, unsigned start, unsigned end,
-                unsigned log_buf_len),
-
-       TP_ARGS(log_buf, start, end, log_buf_len),
-
-       TP_CONDITION(start != end),
-
-       TP_FIELDS(
-               /*
-                * printk buffer is gathered from two segments on older kernels.
-                */
-               ctf_sequence_text(char, msg1,
-                       log_buf + (start & (log_buf_len - 1)),
-                       size_t, (start & (log_buf_len - 1)) > (end & (log_buf_len - 1))
-                               ? log_buf_len - (start & (log_buf_len - 1))
-                               : end - start)
-               ctf_sequence_text(char, msg2,
-                       log_buf,
-                       size_t, (start & (log_buf_len - 1)) > (end & (log_buf_len - 1))
-                               ? end & (log_buf_len - 1)
-                               : 0)
-       )
-)
-
-#endif
-
 #endif /* LTTNG_TRACE_PRINTK_H */
 
 /* This part must be outside protection */
-#include "../../../probes/define_trace.h"
+#include <probes/define_trace.h>