perf(1)
=======

NAME
----
perf - Performance analysis tools for Linux

SYNOPSIS
--------
[verse]
'perf' [--version] [--help] [OPTIONS] COMMAND [ARGS]

OPTIONS
-------
--debug::
	Setup debug variable (see list below) in value
	range (0, 10). Use like:
	  --debug verbose   # sets verbose = 1
	  --debug verbose=2 # sets verbose = 2

	List of debug variables allowed to set:
	  verbose          - general debug messages
	  ordered-events   - ordered events object debug messages
	  data-convert     - data convert command debug messages

--buildid-dir::
	Setup buildid cache directory. It has higher priority than
	buildid.dir config file option.

-v::
--version::
  Display perf version.

-h::
--help::
  Run perf help command.

DESCRIPTION
-----------
Performance counters for Linux are a new kernel-based subsystem
that provide a framework for all things performance analysis. It
covers hardware level (CPU/PMU, Performance Monitoring Unit) features
and software features (software counters, tracepoints) as well.

SEE ALSO
--------
linkperf:perf-stat[1], linkperf:perf-top[1],
linkperf:perf-record[1], linkperf:perf-report[1],
linkperf:perf-list[1]
move</option>
<option 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=7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5'>refs</a><a class='active' href='/cgit.cgi/linux/net-next.git/log/sound/core/pcm_native.c'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/sound/core/pcm_native.c?id=7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/sound/core/pcm_native.c?id=7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/sound/core/pcm_native.c?id=7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/sound/core/pcm_native.c'>
<input type='hidden' name='id' value='7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5'/><select name='qt'>
<option value='grep'>log msg</option>
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<input class='txt' type='search' size='10' name='q' value=''/>
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</form>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound?id=7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5'>sound</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/core?id=7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5'>core</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/core/pcm_native.c?id=7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5'>pcm_native.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='/cgit.cgi/linux/net-next.git/log/sound/core/pcm_native.c?id=7d4d5065ecb0cea9c5815d5e0df5fb586c5ee9b5&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
7f21453681f5995c'/><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>Liam R. Howlett &lt;Liam.Howlett@Oracle.com&gt;</td><td class='right'>2017-01-17 10:59:03 -0500</td></tr>
<tr><th>committer</th><td>David S. Miller &lt;davem@davemloft.net&gt;</td><td class='right'>2017-01-30 14:27:54 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/core/message.c?id=047487241ff59374fded8c477f21453681f5995c'>047487241ff59374fded8c477f21453681f5995c</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers/usb/core/message.c?id=047487241ff59374fded8c477f21453681f5995c'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=047487241ff59374fded8c477f21453681f5995c'>1c2616bd373ce5ea28aac2a53e32f5b5834901ce</a> /<a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/core/message.c?id=047487241ff59374fded8c477f21453681f5995c'>drivers/usb/core/message.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/core/message.c?id=7a7dc961a28b965a0d0303c2e989df17b411708b'>7a7dc961a28b965a0d0303c2e989df17b411708b</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/core/message.c?id=047487241ff59374fded8c477f21453681f5995c&amp;id2=7a7dc961a28b965a0d0303c2e989df17b411708b'>diff</a>)</td></tr></table>
<div class='commit-subject'>sparc64: Handle PIO &amp; MEM non-resumable errors.</div><div class='commit-msg'>User processes trying to access an invalid memory address via PIO will
receive a SIGBUS signal instead of causing a panic.  Memory errors will
receive a SIGKILL since a SIGBUS may result in a coredump which may
attempt to repeat the faulting access.

Signed-off-by: Liam R. Howlett &lt;Liam.Howlett@Oracle.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=047487241ff59374fded8c477f21453681f5995c'>Diffstat</a> (limited to 'drivers/usb/core/message.c')</div><table summary='diffstat' class='diffstat'>