From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
To: xen-devel@lists.xen.org
Cc: sstabellini@kernel.org, wei.liu2@citrix.com,
George.Dunlap@eu.citrix.com, andrew.cooper3@citrix.com,
ian.jackson@eu.citrix.com, jbeulich@suse.com,
root <root@sca05-0a81fadc.us.ORACLE.com>,
tim@xen.orgc, Boris Ostrovsky <boris.ostrovsky@oracle.com>
Subject: [PATCH RFC 8/8] mm: Print number of unscrubbed pages in 'H' debug handler
Date: Sun, 26 Feb 2017 19:22:40 -0500 [thread overview]
Message-ID: <1488154960-2826-9-git-send-email-boris.ostrovsky@oracle.com> (raw)
In-Reply-To: <1488154960-2826-1-git-send-email-boris.ostrovsky@oracle.com>
Signed-off-by: root <root@sca05-0a81fadc.us.ORACLE.com>
---
xen/common/page_alloc.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/xen/common/page_alloc.c b/xen/common/page_alloc.c
index a39afd4..0266667 100644
--- a/xen/common/page_alloc.c
+++ b/xen/common/page_alloc.c
@@ -2198,6 +2198,13 @@ static void dump_heap(unsigned char key)
printk("heap[node=%d][zone=%d] -> %lu pages\n",
i, j, avail[i][j]);
}
+
+ for ( i = 0; i < MAX_NUMNODES; i++ )
+ {
+ if ( !node_need_scrub[i] )
+ continue;
+ printk("Node %d has %u unscrubbed pages\n", i, node_need_scrub[i]);
+ }
}
static __init int register_heap_trigger(void)
--
1.7.1
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prev parent reply other threads:[~2017-02-27 0:22 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-27 0:22 [PATCH RFC 0/8] Memory scrubbing from idle loop Boris Ostrovsky
2017-02-27 0:22 ` [PATCH RFC 1/8] mm: Separate free page chunk merging into its own routine Boris Ostrovsky
2017-02-27 0:22 ` [PATCH RFC 2/8] mm: Place unscrubbed pages at the end of pagelist Boris Ostrovsky
2017-02-27 0:22 ` [PATCH RFC 3/8] mm: Scrub pages in alloc_heap_pages() if needed Boris Ostrovsky
2017-02-27 0:22 ` [PATCH RFC 4/8] mm: Scrub memory from idle loop Boris Ostrovsky
2017-02-27 0:22 ` [PATCH RFC 5/8] mm: Do not discard already-scrubbed pages softirqs are pending Boris Ostrovsky
2017-02-27 0:22 ` [PATCH RFC 6/8] spinlock: Introduce _spin_lock_cond() Boris Ostrovsky
2017-02-27 0:22 ` [PATCH RFC 7/8] mm: Keep pages available for allocation while scrubbing Boris Ostrovsky
2017-02-27 0:22 ` Boris Ostrovsky [this message]
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