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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, tim@xen.org, julien.grall@arm.com,
	jbeulich@suse.com, Boris Ostrovsky <boris.ostrovsky@oracle.com>
Subject: [PATCHES v8 7/8] mm: Print number of unscrubbed pages in 'H' debug handler
Date: Wed, 16 Aug 2017 14:33:13 -0400	[thread overview]
Message-ID: <1502908394-9760-8-git-send-email-boris.ostrovsky@oracle.com> (raw)
In-Reply-To: <1502908394-9760-1-git-send-email-boris.ostrovsky@oracle.com>

Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Reviewed-by: Wei Liu <wei.liu2@citrix.com>
---
 xen/common/page_alloc.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/xen/common/page_alloc.c b/xen/common/page_alloc.c
index 48798ca..34c45be 100644
--- a/xen/common/page_alloc.c
+++ b/xen/common/page_alloc.c
@@ -2308,6 +2308,13 @@ 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 %lu unscrubbed pages\n", i, node_need_scrub[i]);
+    }
 }
 
 static __init int register_heap_trigger(void)
-- 
1.8.3.1


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  parent reply	other threads:[~2017-08-16 18:33 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-16 18:33 [PATCHES v8 0/8] Memory scrubbing from idle loop Boris Ostrovsky
2017-08-16 18:33 ` [PATCHES v8 1/8] mm: Place unscrubbed pages at the end of pagelist Boris Ostrovsky
2017-08-17 10:30   ` Julien Grall
2017-08-21 13:49     ` Jan Beulich
2017-08-21 17:00       ` Julien Grall
2017-08-18  9:11   ` Jan Beulich
2017-08-18 13:11     ` Boris Ostrovsky
2017-08-16 18:33 ` [PATCHES v8 2/8] mm: Extract allocation loop from alloc_heap_pages() Boris Ostrovsky
2017-08-16 18:33 ` [PATCHES v8 3/8] mm: Scrub pages in alloc_heap_pages() if needed Boris Ostrovsky
2017-08-16 18:33 ` [PATCHES v8 4/8] mm: Scrub memory from idle loop Boris Ostrovsky
2017-08-16 18:33 ` [PATCHES v8 5/8] spinlock: Introduce spin_lock_cb() Boris Ostrovsky
2017-08-16 18:33 ` [PATCHES v8 6/8] mm: Keep heap accessible to others while scrubbing Boris Ostrovsky
2017-08-16 18:33 ` Boris Ostrovsky [this message]
2017-08-16 18:33 ` [PATCHES v8 8/8] mm: Make sure pages are scrubbed Boris Ostrovsky
2017-08-17 10:27   ` Julien Grall
2017-08-17 13:44     ` Boris Ostrovsky

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