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Added optional kernel tracing for sending BMessages. Currently only the

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destination of the message and it's "what" field are stored. It might be
nice to also get some info about its fields -- maybe as an additional
option.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23810 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2008-02-01 12:35:00 +00:00
parent 0c6f7530ef
commit 90e3bbf0cb
2 changed files with 19 additions and 1 deletions
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3
headers/private/kernel/tracing_config.h
View File

@ -10,7 +10,7 @@
// tracing buffer size (in bytes)
#ifndef MAX_TRACE_SIZE
# define MAX_TRACE_SIZE 1024 * 1024
# define MAX_TRACE_SIZE (1024 * 1024)
#endif
@ -20,5 +20,6 @@
//#define SIGNAL_TRACING
//#define SYSCALL_TRACING
//#define TEAM_TRACING
//#define BMESSAGE_TRACING
#endif // KERNEL_TRACING_CONFIG_H

17
src/kits/app/Message.cpp
View File

@ -32,11 +32,20 @@
#include <stdlib.h>
#include <string.h>
#include <tracing_config.h>
// kernel tracing configuration
#define DEBUG_FUNCTION_ENTER //debug_printf("thread: 0x%x; this: 0x%08x; header: 0x%08x; fields: 0x%08x; data: 0x%08x; line: %04ld; func: %s\n", find_thread(NULL), this, fHeader, fFields, fData, __LINE__, __PRETTY_FUNCTION__);
#define DEBUG_FUNCTION_ENTER2 //debug_printf("thread: 0x%x; line: %04ld: func: %s\n", find_thread(NULL), __LINE__, __PRETTY_FUNCTION__);
#ifdef BMESSAGE_TRACING
# define KTRACE(format...) ktrace_printf(format)
#else
# define KTRACE(format...)
#endif
const char *B_SPECIFIER_ENTRY = "specifiers";
const char *B_PROPERTY_ENTRY = "property";
const char *B_PROPERTY_NAME_ENTRY = "name";
@ -1911,6 +1920,10 @@ BMessage::_SendMessage(port_id port, team_id portOwner, int32 token,
header->flags |= MESSAGE_FLAG_WAS_DELIVERED;
if (direct != NULL) {
KTRACE("BMessage send direct: port: %ld, token: %ld, "
"message: '%c%c%c%c'", port, token,
char(what >> 24), char(what >> 16), char(what >> 8), (char)what);
// this is a local message transmission
direct->AddMessage(copy);
@ -1921,6 +1934,10 @@ BMessage::_SendMessage(port_id port, team_id portOwner, int32 token,
direct->Release();
} else {
KTRACE("BMessage send remote: team: %ld, port: %ld, token: %ld, "
"message: '%c%c%c%c'", portOwner, port, token,
char(what >> 24), char(what >> 16), char(what >> 8), (char)what);
do {
result = write_port_etc(port, kPortMessageCode, (void *)buffer, size,
B_RELATIVE_TIMEOUT, timeout);