ceph_san ser -- prep for binary tracing

diff --git a/include/linux/ceph/ceph_san_logger.h b/include/linux/ceph/ceph_san_logger.h
index 5b9cf02a477427ca20c88806f63169ed2028fbff..60206bc69e1b3792c830ccf22b6eb74464150d49 100644 (file)
--- a/include/linux/ceph/ceph_san_logger.h
+++ b/include/linux/ceph/ceph_san_logger.h
@@ -7,6 +7,7 @@
 #include <linux/spinlock.h>
 #include <linux/ceph/ceph_san_batch.h>
 #include <linux/ceph/ceph_san_pagefrag.h>
+#include <linux/ceph/ceph_san_ser.h>
 
 /* Maximum length of a log entry buffer */
 #define CEPH_SAN_LOG_MAX_LEN 256
@@ -73,4 +74,4 @@ struct ceph_san_tls_ctx *ceph_san_get_tls_ctx(void);
 /* Global logger instance */
 extern struct ceph_san_logger g_logger;
 
-#endif /* CEPH_SAN_LOGGER_H */
\ No newline at end of file
+#endif /* CEPH_SAN_LOGGER_H */

diff --git a/include/linux/ceph/ceph_san_ser.h b/include/linux/ceph/ceph_san_ser.h
new file mode 100644 (file)
index 0000000..eb857e1
--- /dev/null
+++ b/include/linux/ceph/ceph_san_ser.h
@@ -0,0 +1,88 @@
+#ifndef CEPH_SAN_SER_H
+#define CEPH_SAN_SER_H
+
+#include <stddef.h>
+#include <stdarg.h>
+
+#define ___ceph_san_concat(__a, __b) __a ## __b
+#define ___ceph_san_apply(__fn, __n) ___ceph_san_concat(__fn, __n)
+
+#define ___ceph_san_nth(_, __1, __2, __3, __4, __5, __6, __7, __8, __9, __10, __11, __12, __13, __14, __15, \
+    __16, __17, __18, __19, __20, __21, __22, __23, __24, __25, __26, __27, __28, __29, __30, __31, __32, __N, ...) __N
+#define ceph_san_narg(...) ___ceph_san_nth(_, ##__VA_ARGS__, \
+    32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, \
+    16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0)
+
+#define ___ceph_san_cnt0()             (0)
+#define ___ceph_san_cnt1(__t)          (sizeof(__t))
+#define ___ceph_san_cnt2(__t, __args...)       (___ceph_san_cnt1(__args) + sizeof(__t))
+#define ___ceph_san_cnt3(__t, __args...)       (___ceph_san_cnt2(__args) + sizeof(__t))
+#define ___ceph_san_cnt4(__t, __args...)       (___ceph_san_cnt3(__args) + sizeof(__t))
+#define ___ceph_san_cnt5(__t, __args...)       (___ceph_san_cnt4(__args) + sizeof(__t))
+#define ___ceph_san_cnt6(__t, __args...)       (___ceph_san_cnt5(__args) + sizeof(__t))
+#define ___ceph_san_cnt7(__t, __args...)       (___ceph_san_cnt6(__args) + sizeof(__t))
+#define ___ceph_san_cnt8(__t, __args...)       (___ceph_san_cnt7(__args) + sizeof(__t))
+#define ___ceph_san_cnt9(__t, __args...)       (___ceph_san_cnt8(__args) + sizeof(__t))
+#define ___ceph_san_cnt10(__t, __args...)      (___ceph_san_cnt9(__args) + sizeof(__t))
+#define ___ceph_san_cnt11(__t, __args...)      (___ceph_san_cnt10(__args) + sizeof(__t))
+#define ___ceph_san_cnt12(__t, __args...)      (___ceph_san_cnt11(__args) + sizeof(__t))
+#define ___ceph_san_cnt13(__t, __args...)      (___ceph_san_cnt12(__args) + sizeof(__t))
+#define ___ceph_san_cnt14(__t, __args...)      (___ceph_san_cnt13(__args) + sizeof(__t))
+#define ___ceph_san_cnt15(__t, __args...)      (___ceph_san_cnt14(__args) + sizeof(__t))
+#define ___ceph_san_cnt16(__t, __args...)      (___ceph_san_cnt15(__args) + sizeof(__t))
+#define ___ceph_san_cnt17(__t, __args...)      (___ceph_san_cnt16(__args) + sizeof(__t))
+#define ___ceph_san_cnt18(__t, __args...)      (___ceph_san_cnt17(__args) + sizeof(__t))
+#define ___ceph_san_cnt19(__t, __args...)      (___ceph_san_cnt18(__args) + sizeof(__t))
+#define ___ceph_san_cnt20(__t, __args...)      (___ceph_san_cnt19(__args) + sizeof(__t))
+#define ___ceph_san_cnt21(__t, __args...)      (___ceph_san_cnt20(__args) + sizeof(__t))
+#define ___ceph_san_cnt22(__t, __args...)      (___ceph_san_cnt21(__args) + sizeof(__t))
+#define ___ceph_san_cnt23(__t, __args...)      (___ceph_san_cnt22(__args) + sizeof(__t))
+#define ___ceph_san_cnt24(__t, __args...)      (___ceph_san_cnt23(__args) + sizeof(__t))
+#define ___ceph_san_cnt25(__t, __args...)      (___ceph_san_cnt24(__args) + sizeof(__t))
+#define ___ceph_san_cnt26(__t, __args...)      (___ceph_san_cnt25(__args) + sizeof(__t))
+#define ___ceph_san_cnt27(__t, __args...)      (___ceph_san_cnt26(__args) + sizeof(__t))
+#define ___ceph_san_cnt28(__t, __args...)      (___ceph_san_cnt27(__args) + sizeof(__t))
+#define ___ceph_san_cnt29(__t, __args...)      (___ceph_san_cnt28(__args) + sizeof(__t))
+#define ___ceph_san_cnt30(__t, __args...)      (___ceph_san_cnt29(__args) + sizeof(__t))
+#define ___ceph_san_cnt31(__t, __args...)      (___ceph_san_cnt30(__args) + sizeof(__t))
+#define ___ceph_san_cnt32(__t, __args...)      (___ceph_san_cnt31(__args) + sizeof(__t))
+#define ceph_san_cnt(...)       ___ceph_san_apply(___ceph_san_cnt, ceph_san_narg(__VA_ARGS__))(__VA_ARGS__)
+
+#define __ceph_san_ser(__buffer, __t) (*(typeof(__t)*)__buffer = (__t), __buffer = (void*)((typeof(__t)*)__buffer + 1))
+#define ___ceph_san_ser0(__buffer)             (__buffer)
+#define ___ceph_san_ser1(__buffer, __t)                (__ceph_san_ser(__buffer, __t), ___ceph_san_ser0(__buffer))
+#define ___ceph_san_ser2(__buffer, __t, __args...)     (__ceph_san_ser(__buffer, __t), ___ceph_san_ser1(__buffer, __args))
+#define ___ceph_san_ser3(__buffer, __t, __args...)     (__ceph_san_ser(__buffer, __t), ___ceph_san_ser2(__buffer, __args))
+#define ___ceph_san_ser4(__buffer, __t, __args...)     (__ceph_san_ser(__buffer, __t), ___ceph_san_ser3(__buffer, __args))
+#define ___ceph_san_ser5(__buffer, __t, __args...)     (__ceph_san_ser(__buffer, __t), ___ceph_san_ser4(__buffer, __args))
+#define ___ceph_san_ser6(__buffer, __t, __args...)     (__ceph_san_ser(__buffer, __t), ___ceph_san_ser5(__buffer, __args))
+#define ___ceph_san_ser7(__buffer, __t, __args...)     (__ceph_san_ser(__buffer, __t), ___ceph_san_ser6(__buffer, __args))
+#define ___ceph_san_ser8(__buffer, __t, __args...)     (__ceph_san_ser(__buffer, __t), ___ceph_san_ser7(__buffer, __args))
+#define ___ceph_san_ser9(__buffer, __t, __args...)     (__ceph_san_ser(__buffer, __t), ___ceph_san_ser8(__buffer, __args))
+#define ___ceph_san_ser10(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser9(__buffer, __args))
+#define ___ceph_san_ser11(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser10(__buffer, __args))
+#define ___ceph_san_ser12(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser11(__buffer, __args))
+#define ___ceph_san_ser13(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser12(__buffer, __args))
+#define ___ceph_san_ser14(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser13(__buffer, __args))
+#define ___ceph_san_ser15(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser14(__buffer, __args))
+#define ___ceph_san_ser16(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser15(__buffer, __args))
+#define ___ceph_san_ser17(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser16(__buffer, __args))
+#define ___ceph_san_ser18(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser17(__buffer, __args))
+#define ___ceph_san_ser19(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser18(__buffer, __args))
+#define ___ceph_san_ser20(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser19(__buffer, __args))
+#define ___ceph_san_ser21(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser20(__buffer, __args))
+#define ___ceph_san_ser22(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser21(__buffer, __args))
+#define ___ceph_san_ser23(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser22(__buffer, __args))
+#define ___ceph_san_ser24(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser23(__buffer, __args))
+#define ___ceph_san_ser25(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser24(__buffer, __args))
+#define ___ceph_san_ser26(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser25(__buffer, __args))
+#define ___ceph_san_ser27(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser26(__buffer, __args))
+#define ___ceph_san_ser28(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser27(__buffer, __args))
+#define ___ceph_san_ser29(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser28(__buffer, __args))
+#define ___ceph_san_ser30(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser29(__buffer, __args))
+#define ___ceph_san_ser31(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser30(__buffer, __args))
+#define ___ceph_san_ser32(__buffer, __t, __args...)    (__ceph_san_ser(__buffer, __t), ___ceph_san_ser31(__buffer, __args))
+#define ceph_san_ser(__buffer, ...)     ___ceph_san_apply(___ceph_san_ser, ceph_san_narg(__VA_ARGS__))(__buffer, ##__VA_ARGS__)
+
+#endif /* CEPH_SAN_SER_H */
+