/*
 * Copyright (c) 2006 Oracle.  All rights reserved.
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without modification, are permitted provided that the following
 *     conditions are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer.
 *
 *      - Redistributions in binary form must reproduce the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer in the documentation and/or other materials
 *        provided with the distribution.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */
#include <linux/percpu.h>
#include <linux/seq_file.h>
#include <linux/proc_fs.h>

#include "rds.h"
#include "ib.h"

DEFINE_PER_CPU_SHARED_ALIGNED(struct rds_ib_statistics, rds_ib_stats);

static const char *const rds_ib_stat_names[] = {
	"ib_connect_raced",
	"ib_listen_closed_stale",
	"s_ib_evt_handler_call",
	"ib_tasklet_call",
	"ib_tx_cq_event",
	"ib_tx_ring_full",
	"ib_tx_throttle",
	"ib_tx_sg_mapping_failure",
	"ib_tx_stalled",
	"ib_tx_credit_updates",
	"ib_rx_cq_event",
	"ib_rx_ring_empty",
	"ib_rx_refill_from_cq",
	"ib_rx_refill_from_thread",
	"ib_rx_alloc_limit",
	"ib_rx_total_frags",
	"ib_rx_total_incs",
	"ib_rx_credit_updates",
	"ib_ack_sent",
	"ib_ack_send_failure",
	"ib_ack_send_delayed",
	"ib_ack_send_piggybacked",
	"ib_ack_received",
	"ib_rdma_mr_8k_alloc",
	"ib_rdma_mr_8k_free",
	"ib_rdma_mr_8k_used",
	"ib_rdma_mr_8k_pool_flush",
	"ib_rdma_mr_8k_pool_wait",
	"ib_rdma_mr_8k_pool_depleted",
	"ib_rdma_mr_1m_alloc",
	"ib_rdma_mr_1m_free",
	"ib_rdma_mr_1m_used",
	"ib_rdma_mr_1m_pool_flush",
	"ib_rdma_mr_1m_pool_wait",
	"ib_rdma_mr_1m_pool_depleted",
	"ib_rdma_mr_8k_reused",
	"ib_rdma_mr_1m_reused",
	"ib_atomic_cswp",
	"ib_atomic_fadd",
};

unsigned int rds_ib_stats_info_copy(struct rds_info_iterator *iter,
				    unsigned int avail)
{
	struct rds_ib_statistics stats = {0, };
	uint64_t *src;
	uint64_t *sum;
	size_t i;
	int cpu;

	if (avail < ARRAY_SIZE(rds_ib_stat_names))
		goto out;

	for_each_online_cpu(cpu) {
		src = (uint64_t *)&(per_cpu(rds_ib_stats, cpu));
		sum = (uint64_t *)&stats;
		for (i = 0; i < sizeof(stats) / sizeof(uint64_t); i++)
			*(sum++) += *(src++);
	}

	rds_stats_info_copy(iter, (uint64_t *)&stats, rds_ib_stat_names,
			    ARRAY_SIZE(rds_ib_stat_names));
out:
	return ARRAY_SIZE(rds_ib_stat_names);
}
01bb36070fafe31da7746556db0'>find-vdso-map.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/tools/perf/util/find-vdso-map.c?id=298a2d87518ec01bb36070fafe31da7746556db0&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
><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>Nicholas Piggin &lt;npiggin@gmail.com&gt;</td><td class='right'>2016-12-25 13:00:29 +1000</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2016-12-25 11:54:48 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/soc?h=nds-private-remove&amp;id=6326fec1122cde256bd2a8c63f2606e08e44ce1d'>6326fec1122cde256bd2a8c63f2606e08e44ce1d</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/soc?id=6326fec1122cde256bd2a8c63f2606e08e44ce1d'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove&amp;id=6326fec1122cde256bd2a8c63f2606e08e44ce1d'>5e5bc0e4c71903bbdc6477f4868d35f970743e21</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/soc?h=nds-private-remove&amp;id=6326fec1122cde256bd2a8c63f2606e08e44ce1d'>include/soc</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/soc?h=nds-private-remove&amp;id=7c0f6ba682b9c7632072ffbedf8d328c8f3c42ba'>7c0f6ba682b9c7632072ffbedf8d328c8f3c42ba</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/soc?h=nds-private-remove&amp;id=6326fec1122cde256bd2a8c63f2606e08e44ce1d&amp;id2=7c0f6ba682b9c7632072ffbedf8d328c8f3c42ba'>diff</a>)</td></tr></table>
<div class='commit-subject'>mm: Use owner_priv bit for PageSwapCache, valid when PageSwapBacked</div><div class='commit-msg'>A page is not added to the swap cache without being swap backed,
so PageSwapBacked mappings can use PG_owner_priv_1 for PageSwapCache.

Signed-off-by: Nicholas Piggin &lt;npiggin@gmail.com&gt;
Acked-by: Hugh Dickins &lt;hughd@google.com&gt;
Cc: Dave Hansen &lt;dave.hansen@linux.intel.com&gt;
Cc: Bob Peterson &lt;rpeterso@redhat.com&gt;
Cc: Steven Whitehouse &lt;swhiteho@redhat.com&gt;
Cc: Andrew Lutomirski &lt;luto@kernel.org&gt;
Cc: Andreas Gruenbacher &lt;agruenba@redhat.com&gt;
Cc: Peter Zijlstra &lt;peterz@infradead.org&gt;
Cc: Mel Gorman &lt;mgorman@techsingularity.net&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=6326fec1122cde256bd2a8c63f2606e08e44ce1d'>Diffstat</a> (limited to 'include/soc')</div><table summary='diffstat' class='diffstat'>