#include <sys/mman.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <sys/time.h>
#include <sys/resource.h>

#ifndef MCL_ONFAULT
#define MCL_ONFAULT (MCL_FUTURE << 1)
#endif

static int test_limit(void)
{
	int ret = 1;
	struct rlimit lims;
	void *map;

	if (getrlimit(RLIMIT_MEMLOCK, &lims)) {
		perror("getrlimit");
		return ret;
	}

	if (mlockall(MCL_ONFAULT | MCL_FUTURE)) {
		perror("mlockall");
		return ret;
	}

	map = mmap(NULL, 2 * lims.rlim_max, PROT_READ | PROT_WRITE,
		   MAP_PRIVATE | MAP_ANONYMOUS | MAP_POPULATE, 0, 0);
	if (map != MAP_FAILED)
		printf("mmap should have failed, but didn't\n");
	else {
		ret = 0;
		munmap(map, 2 * lims.rlim_max);
	}

	munlockall();
	return ret;
}

int main(int argc, char **argv)
{
	int ret = 0;

	ret += test_limit();
	return ret;
}
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/diff/?id=0d29ed28da63dd893395c343c7e78b078de93ceb&amp;id2=a06393ed03167771246c4c43192d9c264bc48412'>root</a>/<a href='/cgit.cgi/linux/net-next.git/diff/sound?id=0d29ed28da63dd893395c343c7e78b078de93ceb&amp;id2=a06393ed03167771246c4c43192d9c264bc48412'>sound</a>/<a href='/cgit.cgi/linux/net-next.git/diff/sound/soc?id=0d29ed28da63dd893395c343c7e78b078de93ceb&amp;id2=a06393ed03167771246c4c43192d9c264bc48412'>soc</a>/<a href='/cgit.cgi/linux/net-next.git/diff/sound/soc/codecs?id=0d29ed28da63dd893395c343c7e78b078de93ceb&amp;id2=a06393ed03167771246c4c43192d9c264bc48412'>codecs</a>/<a href='/cgit.cgi/linux/net-next.git/diff/sound/soc/codecs/wm8750.h?id=0d29ed28da63dd893395c343c7e78b078de93ceb&amp;id2=a06393ed03167771246c4c43192d9c264bc48412'>wm8750.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='0d29ed28da63dd893395c343c7e78b078de93ceb'/><input type='hidden' name='id2' value='a06393ed03167771246c4c43192d9c264bc48412'/><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><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=0d29ed28da63dd893395c343c7e78b078de93ceb&amp;id2=a06393ed03167771246c4c43192d9c264bc48412'>Diffstat</a> (limited to 'sound/soc/codecs/wm8750.h')</div><table summary='diffstat' class='diffstat'>arent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/tools/arch/alpha?id=3bf003335ba356aac5a43e28640159d4ae8a2a60'>3bf003335ba356aac5a43e28640159d4ae8a2a60</a> (<a href='/cgit.cgi/linux/net-next.git/diff/tools/arch/alpha?id=a505e58252715bbc18a0ee1abae23615fe2586db&amp;id2=3bf003335ba356aac5a43e28640159d4ae8a2a60'>diff</a>)</td></tr></table>
<div class='commit-subject'>packet: pdiag_put_ring() should return TX_RING info for TPACKET_V3</div><div class='commit-msg'>Commit 7f953ab2ba46 ("af_packet: TX_RING support for TPACKET_V3")
now makes it possible to use TX_RING with TPACKET_V3, so make the
the relevant information available via 'ss -e -a --packet'

Signed-off-by: Sowmini Varadhan &lt;sowmini.varadhan@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=a505e58252715bbc18a0ee1abae23615fe2586db'>Diffstat</a> (limited to 'tools/arch/alpha')</div><table summary='diffstat' class='diffstat'>