# perf script event handlers, generated by perf script -g python
# (c) 2010, Tom Zanussi <tzanussi@gmail.com>
# Licensed under the terms of the GNU GPL License version 2
#
# This script tests basic functionality such as flag and symbol
# strings, common_xxx() calls back into perf, begin, end, unhandled
# events, etc.  Basically, if this script runs successfully and
# displays expected results, Python scripting support should be ok.

import os
import sys

sys.path.append(os.environ['PERF_EXEC_PATH'] + \
	'/scripts/python/Perf-Trace-Util/lib/Perf/Trace')

from Core import *
from perf_trace_context import *

unhandled = autodict()

def trace_begin():
	print "trace_begin"
	pass

def trace_end():
        print_unhandled()

def irq__softirq_entry(event_name, context, common_cpu,
	common_secs, common_nsecs, common_pid, common_comm,
	vec):
		print_header(event_name, common_cpu, common_secs, common_nsecs,
			common_pid, common_comm)

                print_uncommon(context)

		print "vec=%s\n" % \
		(symbol_str("irq__softirq_entry", "vec", vec)),

def kmem__kmalloc(event_name, context, common_cpu,
	common_secs, common_nsecs, common_pid, common_comm,
	call_site, ptr, bytes_req, bytes_alloc,
	gfp_flags):
		print_header(event_name, common_cpu, common_secs, common_nsecs,
			common_pid, common_comm)

                print_uncommon(context)

		print "call_site=%u, ptr=%u, bytes_req=%u, " \
		"bytes_alloc=%u, gfp_flags=%s\n" % \
		(call_site, ptr, bytes_req, bytes_alloc,

		flag_str("kmem__kmalloc", "gfp_flags", gfp_flags)),

def trace_unhandled(event_name, context, event_fields_dict):
    try:
        unhandled[event_name] += 1
    except TypeError:
        unhandled[event_name] = 1

def print_header(event_name, cpu, secs, nsecs, pid, comm):
	print "%-20s %5u %05u.%09u %8u %-20s " % \
	(event_name, cpu, secs, nsecs, pid, comm),

# print trace fields not included in handler args
def print_uncommon(context):
    print "common_preempt_count=%d, common_flags=%s, common_lock_depth=%d, " \
        % (common_pc(context), trace_flag_str(common_flags(context)), \
               common_lock_depth(context))

def print_unhandled():
    keys = unhandled.keys()
    if not keys:
        return

    print "\nunhandled events:\n\n",

    print "%-40s  %10s\n" % ("event", "count"),
    print "%-40s  %10s\n" % ("----------------------------------------", \
                                 "-----------"),

    for event_name in keys:
	print "%-40s  %10d\n" % (event_name, unhandled[event_name])
on>
<option value='linux-3.0.y'>linux-3.0.y</option>
<option value='linux-3.1.y'>linux-3.1.y</option>
<option value='linux-3.10.y'>linux-3.10.y</option>
<option value='linux-3.11.y'>linux-3.11.y</option>
<option value='linux-3.12.y'>linux-3.12.y</option>
<option value='linux-3.13.y'>linux-3.13.y</option>
<option value='linux-3.14.y'>linux-3.14.y</option>
<option value='linux-3.15.y'>linux-3.15.y</option>
<option value='linux-3.16.y'>linux-3.16.y</option>
<option value='linux-3.17.y'>linux-3.17.y</option>
<option value='linux-3.18.y'>linux-3.18.y</option>
<option value='linux-3.19.y'>linux-3.19.y</option>
<option value='linux-3.2.y'>linux-3.2.y</option>
<option value='linux-3.3.y'>linux-3.3.y</option>
<option value='linux-3.4.y'>linux-3.4.y</option>
<option value='linux-3.5.y'>linux-3.5.y</option>
<option value='linux-3.6.y'>linux-3.6.y</option>
<option value='linux-3.7.y'>linux-3.7.y</option>
<option value='linux-3.8.y'>linux-3.8.y</option>
<option value='linux-3.9.y'>linux-3.9.y</option>
<option value='linux-4.0.y'>linux-4.0.y</option>
<option value='linux-4.1.y'>linux-4.1.y</option>
<option value='linux-4.10.y'>linux-4.10.y</option>
<option value='linux-4.11.y'>linux-4.11.y</option>
<option value='linux-4.12.y'>linux-4.12.y</option>
<option value='linux-4.13.y'>linux-4.13.y</option>
<option value='linux-4.14.y'>linux-4.14.y</option>
<option value='linux-4.15.y'>linux-4.15.y</option>
<option value='linux-4.16.y'>linux-4.16.y</option>
<option value='linux-4.17.y'>linux-4.17.y</option>
<option value='linux-4.18.y'>linux-4.18.y</option>
<option value='linux-4.19.y'>linux-4.19.y</option>
<option value='linux-4.2.y'>linux-4.2.y</option>
<option value='linux-4.20.y' selected='selected'>linux-4.20.y</option>
<option value='linux-4.3.y'>linux-4.3.y</option>
<option value='linux-4.4.y'>linux-4.4.y</option>
<option value='linux-4.5.y'>linux-4.5.y</option>
<option value='linux-4.6.y'>linux-4.6.y</option>
<option value='linux-4.7.y'>linux-4.7.y</option>
<option value='linux-4.8.y'>linux-4.8.y</option>
<option value='linux-4.9.y'>linux-4.9.y</option>
<option value='linux-5.0.y'>linux-5.0.y</option>
<option value='linux-5.1.y'>linux-5.1.y</option>
<option value='linux-5.10.y'>linux-5.10.y</option>
<option value='linux-5.11.y'>linux-5.11.y</option>
<option value='linux-5.12.y'>linux-5.12.y</option>
<option value='linux-5.13.y'>linux-5.13.y</option>
<option value='linux-5.14.y'>linux-5.14.y</option>
<option value='linux-5.15.y'>linux-5.15.y</option>
<option value='linux-5.16.y'>linux-5.16.y</option>
<option value='linux-5.17.y'>linux-5.17.y</option>
<option value='linux-5.18.y'>linux-5.18.y</option>
<option value='linux-5.19.y'>linux-5.19.y</option>
<option value='linux-5.2.y'>linux-5.2.y</option>
<option value='linux-5.3.y'>linux-5.3.y</option>
<option value='linux-5.4.y'>linux-5.4.y</option>
<option value='linux-5.5.y'>linux-5.5.y</option>
<option value='linux-5.6.y'>linux-5.6.y</option>
<option value='linux-5.7.y'>linux-5.7.y</option>
<option value='linux-5.8.y'>linux-5.8.y</option>
<option value='linux-5.9.y'>linux-5.9.y</option>
<option value='linux-6.0.y'>linux-6.0.y</option>
<option value='linux-6.1.y'>linux-6.1.y</option>
<option value='linux-6.10.y'>linux-6.10.y</option>
<option value='linux-6.11.y'>linux-6.11.y</option>
<option value='linux-6.12.y'>linux-6.12.y</option>
<option value='linux-6.13.y'>linux-6.13.y</option>
<option value='linux-6.14.y'>linux-6.14.y</option>
<option value='linux-6.15.y'>linux-6.15.y</option>
<option value='linux-6.16.y'>linux-6.16.y</option>
<option value='linux-6.17.y'>linux-6.17.y</option>
<option value='linux-6.18.y'>linux-6.18.y</option>
<option value='linux-6.19.y'>linux-6.19.y</option>
<option value='linux-6.2.y'>linux-6.2.y</option>
<option value='linux-6.3.y'>linux-6.3.y</option>
<option value='linux-6.4.y'>linux-6.4.y</option>
<option value='linux-6.5.y'>linux-6.5.y</option>
<option value='linux-6.6.y'>linux-6.6.y</option>
<option value='linux-6.7.y'>linux-6.7.y</option>
<option value='linux-6.8.y'>linux-6.8.y</option>
<option value='linux-6.9.y'>linux-6.9.y</option>
<option value='linux-rolling-lts'>linux-rolling-lts</option>
<option value='linux-rolling-stable'>linux-rolling-stable</option>
<option value='master'>master</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>Hosts the 0x221E linux distro kernel.</td><td class='sub right'>Ubuntu</td></tr></table>
<table class='tabs'><tr><td>
<a href='/distro/kernel/?h=linux-4.20.y'>summary</a><a href='/distro/kernel/refs/?h=linux-4.20.y&amp;id=65cafef48c93573b45ef8d4c7b703a07cd40a4b6'>refs</a><a class='active' href='/distro/kernel/log/fs/ceph/dir.c?h=linux-4.20.y'>log</a><a href='/distro/kernel/tree/fs/ceph/dir.c?h=linux-4.20.y&amp;id=65cafef48c93573b45ef8d4c7b703a07cd40a4b6'>tree</a><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=65cafef48c93573b45ef8d4c7b703a07cd40a4b6'>commit</a><a href='/distro/kernel/diff/fs/ceph/dir.c?h=linux-4.20.y&amp;id=65cafef48c93573b45ef8d4c7b703a07cd40a4b6'>diff</a></td><td class='form'><form class='right' method='get' action='/distro/kernel/log/fs/ceph/dir.c'>
<input type='hidden' name='h' value='linux-4.20.y'/><input type='hidden' name='id' value='65cafef48c93573b45ef8d4c7b703a07cd40a4b6'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/distro/kernel/log/?h=linux-4.20.y&amp;id=65cafef48c93573b45ef8d4c7b703a07cd40a4b6'>root</a>/<a href='/distro/kernel/log/fs?h=linux-4.20.y&amp;id=65cafef48c93573b45ef8d4c7b703a07cd40a4b6'>fs</a>/<a href='/distro/kernel/log/fs/ceph?h=linux-4.20.y&amp;id=65cafef48c93573b45ef8d4c7b703a07cd40a4b6'>ceph</a>/<a href='/distro/kernel/log/fs/ceph/dir.c?h=linux-4.20.y&amp;id=65cafef48c93573b45ef8d4c7b703a07cd40a4b6'>dir.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/distro/kernel/log/fs/ceph/dir.c?h=linux-4.20.y&amp;id=65cafef48c93573b45ef8d4c7b703a07cd40a4b6&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-08-02 21:26:12 +0200'>2018-08-02</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=9bbeab41ce50542624ef381e7852d70f2f39a2b1'>ceph: use timespec64 for inode timestamp</a></td><td>Arnd Bergmann</td></tr>
<tr><td><span title='2018-08-02 21:26:12 +0200'>2018-08-02</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=67fcd151400242757edbab710402161b2cd38989'>ceph: add d_drop for some error cases in ceph_symlink()</a></td><td>Chengguang Xu</td></tr>
<tr><td><span title='2018-08-02 21:26:12 +0200'>2018-08-02</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=0459871c4995d0bd57d6b1694f0971ec5cabafc1'>ceph: add d_drop for some error cases in ceph_mknod()</a></td><td>Chengguang Xu</td></tr>
<tr><td><span title='2018-06-04 20:45:56 +0200'>2018-06-04</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=597817ddbbf27af5986d1f3df20390b2738411c6'>ceph: support file lock on directory</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2018-04-10 12:25:30 -0700'>2018-04-10</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=b284d4d5a6785f8cd07eda2646a95782373cd01e'>Merge tag 'ceph-for-4.17-rc1' of git://github.com/ceph/ceph-client</a></td><td>Linus Torvalds</td></tr>
<tr><td><span title='2018-04-06 11:07:08 -0700'>2018-04-06</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=9022ca6b1129da44e3d5c4fa779b8bb9ceabe2ce'>Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/vir...</a></td><td>Linus Torvalds</td></tr>
<tr><td><span title='2018-04-02 11:17:52 +0200'>2018-04-02</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=2596366907f872de7be0557720bb55bccf7489d9'>ceph: don't check quota for snap inode</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2018-04-02 11:17:52 +0200'>2018-04-02</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=cafe21a4fb3075fb2980caba8fdb533a1bdb52b0'>ceph: quota: don't allow cross-quota renames</a></td><td>Luis Henriques</td></tr>
<tr><td><span title='2018-04-02 11:17:51 +0200'>2018-04-02</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=b7a2921765cf796280baf653a52b22b52e0ba266'>ceph: quota: support for ceph.quota.max_files</a></td><td>Luis Henriques</td></tr>
<tr><td><span title='2018-04-02 10:12:49 +0200'>2018-04-02</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=bb48bd4dc45f9ee1e44d8e9fcb01023e0d0ba80d'>ceph: optimize memory usage</a></td><td>Chengguang Xu</td></tr>
<tr><td><span title='2018-04-02 10:12:47 +0200'>2018-04-02</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=73737682e0598ae73bd4c481e478a0d75884aa8a'>ceph: change variable name to follow common rule</a></td><td>Chengguang Xu</td></tr>
<tr><td><span title='2018-04-02 10:12:44 +0200'>2018-04-02</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=4c069a5821ddc568e9509f49fcc9481c8a43712f'>ceph: add newline to end of debug message format</a></td><td>Chengguang Xu</td></tr>
<tr><td><span title='2018-02-26 16:19:16 +0100'>2018-02-26</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=6ef0bc6ddee1f62310877a1d53b1ea1d0d8e51a2'>ceph: flush dirty caps of unlinked inode ASAP</a></td><td>Zhi Zhang</td></tr>
<tr><td><span title='2018-02-22 14:28:50 -0500'>2018-02-22</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=304ec482f562885b178b370cd50340447585d1c0'>get rid of pointless includes of fs_struct.h</a></td><td>Al Viro</td></tr>
<tr><td><span title='2018-01-29 18:36:07 +0100'>2018-01-29</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=5495c2d04f85da09512f5f346ed24dc0261d905d'>ceph: avoid dereferencing invalid pointer during cached readdir</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2018-01-29 18:36:07 +0100'>2018-01-29</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=97aeb6bf988e0830fd80dca724fd89526b3f35e4'>ceph: use atomic_t for ceph_inode_info::i_shared_gen</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2018-01-29 18:36:06 +0100'>2018-01-29</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=8d8f371c83838d74bc3d0708afba631488a12201'>ceph: cleanup traceless reply handling for rename</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2018-01-29 18:36:05 +0100'>2018-01-29</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=87c91a965aa28809888cbae3b2de35a486ed7107'>ceph: voluntarily drop Fx cap for readdir request</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2018-01-29 18:36:04 +0100'>2018-01-29</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=d19a0b540182a742338d88f6501e4f29a30d7541'>ceph: voluntarily drop Lx cap for link/rename requests</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2018-01-29 18:36:04 +0100'>2018-01-29</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=222b7f90ba3825728fd27e9105aeee7af9576819'>ceph: voluntarily drop Ax cap for requests that create new inode</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2017-11-02 11:10:55 +0100'>2017-11-02</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=b24413180f5600bcb3bb70fbed5cf186b60864bd'>License cleanup: add SPDX GPL-2.0 license identifier to files with no license</a></td><td>Greg Kroah-Hartman</td></tr>
<tr><td><span title='2017-09-06 19:56:46 +0200'>2017-09-06</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=5d37ca1480a70f437e4c425ee5723c760cf6afac'>ceph: send LSSNAP request to auth mds of directory inode</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2017-07-17 14:54:59 +0200'>2017-07-17</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=84583cfb973c4313955c6231cc9cb3772d280b15'>ceph: fix race in concurrent readdir</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2017-05-04 09:19:24 +0200'>2017-05-04</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=b50c2de51e611da90cf3cf04c058f7e9bbe79e93'>ceph: choose readdir frag based on previous readdir reply</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2017-05-04 09:19:20 +0200'>2017-05-04</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=79162547b76e4979b21ef80c9629ada94a51a59b'>ceph: make seeky readdir more efficient</a></td><td>Yan, Zheng</td></tr>
<tr><td><span title='2017-02-20 12:16:10 +0100'>2017-02-20</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=5eb9f6040f3854c5b92c60fd211dc0235ef25ca8'>ceph: do a LOOKUP in d_revalidate instead of GETATTR</a></td><td>Jeff Layton</td></tr>
<tr><td><span title='2017-02-20 12:16:08 +0100'>2017-02-20</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=3dd69aabcef3d835446a9a1e11d2eab0e6e35e95'>ceph: add a new flag to indicate whether parent is locked</a></td><td>Jeff Layton</td></tr>
<tr><td><span title='2017-02-20 12:16:08 +0100'>2017-02-20</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=bc2de10dc4da5036ada3381775bd966f0c21c603'>ceph: convert bools in ceph_mds_request to a new r_req_flags field</a></td><td>Jeff Layton</td></tr>
<tr><td><span title='2017-02-20 12:16:05 +0100'>2017-02-20</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=52953d55917e45fdf62d5e6cb37c61c32dc8d373'>ceph: cleanup ACCESS_ONCE -&gt; READ_ONCE</a></td><td>Seraphime Kirkovski</td></tr>
<tr><td><span title='2017-01-18 17:58:45 +0100'>2017-01-18</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=1097680d759918ce4a8705381c0ab2ed7bd60cf1'>ceph: fix endianness of getattr mask in ceph_d_revalidate</a></td><td>Jeff Layton</td></tr>
<tr><td><span title='2016-12-16 10:24:44 -0800'>2016-12-16</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=9a19a6db37ee0b7a6db796b3dcd6bb6e7237d6ea'>Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vir...</a></td><td>Linus Torvalds</td></tr>
<tr><td><span title='2016-12-08 14:32:16 +0100'>2016-12-08</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=c3f4688a08fd86f1bf8e055724c84b7a40a09733'>ceph: don't set req-&gt;r_locked_dir in ceph_d_revalidate</a></td><td>Jeff Layton</td></tr>
<tr><td><span title='2016-10-28 22:05:13 -0400'>2016-10-28</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=ad5cb123fd0e4d929b36f0f9bbdec14cb6229ad7'>ceph: switch to use of -&gt;d_init()</a></td><td>Al Viro</td></tr>
<tr><td><span title='2016-10-28 21:52:50 -0400'>2016-10-28</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=18fc8abdb7537bf841a65ce06a33977c109acc92'>ceph: unify dentry_operations instances</a></td><td>Al Viro</td></tr>
<tr><td><span title='2016-10-10 20:16:43 -0700'>2016-10-10</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=101105b1717f536ca741f940033996302d4ef191'>Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vir...</a></td><td>Linus Torvalds</td></tr>
<tr><td><span title='2016-10-07 21:48:36 -0400'>2016-10-07</span></td><td><a href='/distro/kernel/commit/fs/ceph/dir.c?h=linux-4.20.y&amp;id=fd50ecaddf8372a1d96e0daeaac0f93cf04e4d42'>vfs: Remove {get,set,remove}xattr inode operations</a></td><td>Andreas Gruenbacher</td></tr>