#!/bin/sh
# description: Kprobe dynamic event with function tracer

[ -f kprobe_events ] || exit_unsupported # this is configurable
grep function available_tracers || exit_unsupported # this is configurable

# prepare
echo nop > current_tracer
echo _do_fork > set_ftrace_filter
echo 0 > events/enable
echo > kprobe_events
echo 'p:testprobe _do_fork' > kprobe_events

# kprobe on / ftrace off
echo 1 > events/kprobes/testprobe/enable
echo > trace
( echo "forked")
grep testprobe trace
! grep '_do_fork <-' trace

# kprobe on / ftrace on
echo function > current_tracer
echo > trace
( echo "forked")
grep testprobe trace
grep '_do_fork <-' trace

# kprobe off / ftrace on
echo 0 > events/kprobes/testprobe/enable
echo > trace
( echo "forked")
! grep testprobe trace
grep '_do_fork <-' trace

# kprobe on / ftrace on
echo 1 > events/kprobes/testprobe/enable
echo function > current_tracer
echo > trace
( echo "forked")
grep testprobe trace
grep '_do_fork <-' trace

# kprobe on / ftrace off
echo nop > current_tracer
echo > trace
( echo "forked")
grep testprobe trace
! grep '_do_fork <-' trace

# cleanup
echo nop > current_tracer
echo > set_ftrace_filter
echo 0 > events/kprobes/testprobe/enable
echo > kprobe_events
echo > trace
ion value='packet-loop-back'>packet-loop-back</option>
<option value='packet-rx-pump-back'>packet-rx-pump-back</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
<table class='tabs'><tr><td>
<a href='/cgit.cgi/linux/net-next.git/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=d56a5ca366e785f463b4782f65daac883612a2b2'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/fs/xfs/libxfs/xfs_ag_resv.h'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/fs/xfs/libxfs/xfs_ag_resv.h?id=d56a5ca366e785f463b4782f65daac883612a2b2'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/fs/xfs/libxfs/xfs_ag_resv.h?id=d56a5ca366e785f463b4782f65daac883612a2b2'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/fs/xfs/libxfs/xfs_ag_resv.h?id=d56a5ca366e785f463b4782f65daac883612a2b2'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/fs/xfs/libxfs/xfs_ag_resv.h'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=d56a5ca366e785f463b4782f65daac883612a2b2'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/fs?id=d56a5ca366e785f463b4782f65daac883612a2b2'>fs</a>/<a href='/cgit.cgi/linux/net-next.git/commit/fs/xfs?id=d56a5ca366e785f463b4782f65daac883612a2b2'>xfs</a>/<a href='/cgit.cgi/linux/net-next.git/commit/fs/xfs/libxfs?id=d56a5ca366e785f463b4782f65daac883612a2b2'>libxfs</a>/<a href='/cgit.cgi/linux/net-next.git/commit/fs/xfs/libxfs/xfs_ag_resv.h?id=d56a5ca366e785f463b4782f65daac883612a2b2'>xfs_ag_resv.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='d56a5ca366e785f463b4782f65daac883612a2b2'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-28 11:50:17 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-28 11:50:17 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/fs/xfs/libxfs/xfs_ag_resv.h?id=d56a5ca366e785f463b4782f65daac883612a2b2'>d56a5ca366e785f463b4782f65daac883612a2b2</a> (<a href='/cgit.cgi/linux/net-next.git/patch/fs/xfs/libxfs/xfs_ag_resv.h?id=d56a5ca366e785f463b4782f65daac883612a2b2'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=d56a5ca366e785f463b4782f65daac883612a2b2'>26ff9bf940fc911e81ab22717d9e6c3258c74bf8</a> /<a href='/cgit.cgi/linux/net-next.git/tree/fs/xfs/libxfs/xfs_ag_resv.h?id=d56a5ca366e785f463b4782f65daac883612a2b2'>fs/xfs/libxfs/xfs_ag_resv.h</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/fs/xfs/libxfs/xfs_ag_resv.h?id=dd553962675ab5747e887f89aea1ece90e6a802e'>dd553962675ab5747e887f89aea1ece90e6a802e</a> (<a href='/cgit.cgi/linux/net-next.git/diff/fs/xfs/libxfs/xfs_ag_resv.h?id=d56a5ca366e785f463b4782f65daac883612a2b2&amp;id2=dd553962675ab5747e887f89aea1ece90e6a802e'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/fs/xfs/libxfs/xfs_ag_resv.h?id=ee6625a948d2e47267ec8fd97307fdd67d0f8a5b'>ee6625a948d2e47267ec8fd97307fdd67d0f8a5b</a> (<a href='/cgit.cgi/linux/net-next.git/diff/fs/xfs/libxfs/xfs_ag_resv.h?id=d56a5ca366e785f463b4782f65daac883612a2b2&amp;id2=ee6625a948d2e47267ec8fd97307fdd67d0f8a5b'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge tag 'nfs-for-4.10-4' of git://git.linux-nfs.org/projects/trondmy/linux-nfs</div><div class='commit-msg'>Pull NFS client bugfixes from Trond Myklebust:
 "Stable patches:
   - NFSv4.1: Fix a deadlock in layoutget
   - NFSv4 must not bump sequence ids on NFS4ERR_MOVED errors
   - NFSv4 Fix a regression with OPEN EXCLUSIVE4 mode
   - Fix a memory leak when removing the SUNRPC module

  Bugfixes:
   - Fix a reference leak in _pnfs_return_layout"

* tag 'nfs-for-4.10-4' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  pNFS: Fix a reference leak in _pnfs_return_layout
  nfs: Fix "Don't increment lock sequence ID after NFS4ERR_MOVED"
  SUNRPC: cleanup ida information when removing sunrpc module
  NFSv4.0: always send mode in SETATTR after EXCLUSIVE4
  nfs: Don't increment lock sequence ID after NFS4ERR_MOVED
  NFSv4.1: Fix a deadlock in layoutget
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=d56a5ca366e785f463b4782f65daac883612a2b2'>Diffstat</a> (limited to 'fs/xfs/libxfs/xfs_ag_resv.h')</div><table summary='diffstat' class='diffstat'>