cregit-Linux how code gets into the kernel

Release 4.10 tools/lib/traceevent/plugin_mac80211.c

/*
 * Copyright (C) 2009 Johannes Berg <johannes@sipsolutions.net>
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License (not later!)
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not,  see <http://www.gnu.org/licenses>
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "event-parse.h"


#define INDENT 65


static void print_string(struct trace_seq *s, struct event_format *event, const char *name, const void *data) { struct format_field *f = pevent_find_field(event, name); int offset; int length; if (!f) { trace_seq_printf(s, "NOTFOUND:%s", name); return; } offset = f->offset; length = f->size; if (!strncmp(f->type, "__data_loc", 10)) { unsigned long long v; if (pevent_read_number_field(f, data, &v)) { trace_seq_printf(s, "invalid_data_loc"); return; } offset = v & 0xffff; length = v >> 16; } trace_seq_printf(s, "%.*s", length, (char *)data + offset); }

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jiri olsajiri olsa145100.00%1100.00%
Total145100.00%1100.00%

#define SF(fn) pevent_print_num_field(s, fn ":%d", event, fn, record, 0) #define SFX(fn) pevent_print_num_field(s, fn ":%#x", event, fn, record, 0) #define SP() trace_seq_putc(s, ' ')
static int drv_bss_info_changed(struct trace_seq *s, struct pevent_record *record, struct event_format *event, void *context) { void *data = record->data; print_string(s, event, "wiphy_name", data); trace_seq_printf(s, " vif:"); print_string(s, event, "vif_name", data); pevent_print_num_field(s, "(%d)", event, "vif_type", record, 1); trace_seq_printf(s, "\n%*s", INDENT, ""); SF("assoc"); SP(); SF("aid"); SP(); SF("cts"); SP(); SF("shortpre"); SP(); SF("shortslot"); SP(); SF("dtimper"); SP(); trace_seq_printf(s, "\n%*s", INDENT, ""); SF("bcnint"); SP(); SFX("assoc_cap"); SP(); SFX("basic_rates"); SP(); SF("enable_beacon"); trace_seq_printf(s, "\n%*s", INDENT, ""); SF("ht_operation_mode"); return 0; }

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PersonTokensPropCommitsCommitProp
jiri olsajiri olsa195100.00%1100.00%
Total195100.00%1100.00%


int PEVENT_PLUGIN_LOADER(struct pevent *pevent) { pevent_register_event_handler(pevent, -1, "mac80211", "drv_bss_info_changed", drv_bss_info_changed, NULL); return 0; }

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jiri olsajiri olsa29100.00%1100.00%
Total29100.00%1100.00%


void PEVENT_PLUGIN_UNLOADER(struct pevent *pevent) { pevent_unregister_event_handler(pevent, -1, "mac80211", "drv_bss_info_changed", drv_bss_info_changed, NULL); }

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namhyung kimnamhyung kim26100.00%1100.00%
Total26100.00%1100.00%


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PersonTokensPropCommitsCommitProp
jiri olsajiri olsa40593.97%150.00%
namhyung kimnamhyung kim266.03%150.00%
Total431100.00%2100.00%
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