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From: David Rientjes <rientjes@google.com>
To: Andrea Arcangeli <aarcange@redhat.com>
Cc: Rik van Riel <riel@redhat.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: [patch] transparent hugepage sysfs meminfo
Date: Tue, 17 Aug 2010 13:56:55 -0700 (PDT)	[thread overview]
Message-ID: <alpine.DEB.2.00.1008171343570.972@chino.kir.corp.google.com> (raw)
In-Reply-To: <20100803135615.GG6071@random.random>

Add hugepage statistics to per-node sysfs meminfo

Cc: Rik van Riel <riel@redhat.com>
Signed-off-by: David Rientjes <rientjes@google.com>
---
 drivers/base/node.c |   21 ++++++++++++++++++---
 1 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/drivers/base/node.c b/drivers/base/node.c
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -98,7 +98,11 @@ static ssize_t node_read_meminfo(struct sys_device * dev,
 		       "Node %d WritebackTmp:   %8lu kB\n"
 		       "Node %d Slab:           %8lu kB\n"
 		       "Node %d SReclaimable:   %8lu kB\n"
-		       "Node %d SUnreclaim:     %8lu kB\n",
+		       "Node %d SUnreclaim:     %8lu kB\n"
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+		       "Node %d AnonHugePages:  %8lu kB\n"
+#endif
+			,
 		       nid, K(i.totalram),
 		       nid, K(i.freeram),
 		       nid, K(i.totalram - i.freeram),
@@ -122,7 +126,12 @@ static ssize_t node_read_meminfo(struct sys_device * dev,
 		       nid, K(node_page_state(nid, NR_WRITEBACK)),
 		       nid, K(node_page_state(nid, NR_FILE_PAGES)),
 		       nid, K(node_page_state(nid, NR_FILE_MAPPED)),
-		       nid, K(node_page_state(nid, NR_ANON_PAGES)),
+		       nid, K(node_page_state(nid, NR_ANON_PAGES)
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+			+ node_page_state(nid, NR_ANON_TRANSPARENT_HUGEPAGES) *
+			HPAGE_PMD_NR
+#endif
+		       ),
 		       nid, K(node_page_state(nid, NR_SHMEM)),
 		       nid, node_page_state(nid, NR_KERNEL_STACK) *
 				THREAD_SIZE / 1024,
@@ -133,7 +142,13 @@ static ssize_t node_read_meminfo(struct sys_device * dev,
 		       nid, K(node_page_state(nid, NR_SLAB_RECLAIMABLE) +
 				node_page_state(nid, NR_SLAB_UNRECLAIMABLE)),
 		       nid, K(node_page_state(nid, NR_SLAB_RECLAIMABLE)),
-		       nid, K(node_page_state(nid, NR_SLAB_UNRECLAIMABLE)));
+		       nid, K(node_page_state(nid, NR_SLAB_UNRECLAIMABLE))
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+			, nid,
+			K(node_page_state(nid, NR_ANON_TRANSPARENT_HUGEPAGES) *
+				HPAGE_PMD_NR)
+#endif
+		       );
 	n += hugetlb_report_node_meminfo(nid, buf + n);
 	return n;
 }

WARNING: multiple messages have this Message-ID (diff)
From: David Rientjes <rientjes@google.com>
To: Andrea Arcangeli <aarcange@redhat.com>
Cc: Rik van Riel <riel@redhat.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: [patch] transparent hugepage sysfs meminfo
Date: Tue, 17 Aug 2010 13:56:55 -0700 (PDT)	[thread overview]
Message-ID: <alpine.DEB.2.00.1008171343570.972@chino.kir.corp.google.com> (raw)
In-Reply-To: <20100803135615.GG6071@random.random>

Add hugepage statistics to per-node sysfs meminfo

Cc: Rik van Riel <riel@redhat.com>
Signed-off-by: David Rientjes <rientjes@google.com>
---
 drivers/base/node.c |   21 ++++++++++++++++++---
 1 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/drivers/base/node.c b/drivers/base/node.c
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -98,7 +98,11 @@ static ssize_t node_read_meminfo(struct sys_device * dev,
 		       "Node %d WritebackTmp:   %8lu kB\n"
 		       "Node %d Slab:           %8lu kB\n"
 		       "Node %d SReclaimable:   %8lu kB\n"
-		       "Node %d SUnreclaim:     %8lu kB\n",
+		       "Node %d SUnreclaim:     %8lu kB\n"
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+		       "Node %d AnonHugePages:  %8lu kB\n"
+#endif
+			,
 		       nid, K(i.totalram),
 		       nid, K(i.freeram),
 		       nid, K(i.totalram - i.freeram),
@@ -122,7 +126,12 @@ static ssize_t node_read_meminfo(struct sys_device * dev,
 		       nid, K(node_page_state(nid, NR_WRITEBACK)),
 		       nid, K(node_page_state(nid, NR_FILE_PAGES)),
 		       nid, K(node_page_state(nid, NR_FILE_MAPPED)),
-		       nid, K(node_page_state(nid, NR_ANON_PAGES)),
+		       nid, K(node_page_state(nid, NR_ANON_PAGES)
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+			+ node_page_state(nid, NR_ANON_TRANSPARENT_HUGEPAGES) *
+			HPAGE_PMD_NR
+#endif
+		       ),
 		       nid, K(node_page_state(nid, NR_SHMEM)),
 		       nid, node_page_state(nid, NR_KERNEL_STACK) *
 				THREAD_SIZE / 1024,
@@ -133,7 +142,13 @@ static ssize_t node_read_meminfo(struct sys_device * dev,
 		       nid, K(node_page_state(nid, NR_SLAB_RECLAIMABLE) +
 				node_page_state(nid, NR_SLAB_UNRECLAIMABLE)),
 		       nid, K(node_page_state(nid, NR_SLAB_RECLAIMABLE)),
-		       nid, K(node_page_state(nid, NR_SLAB_UNRECLAIMABLE)));
+		       nid, K(node_page_state(nid, NR_SLAB_UNRECLAIMABLE))
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+			, nid,
+			K(node_page_state(nid, NR_ANON_TRANSPARENT_HUGEPAGES) *
+				HPAGE_PMD_NR)
+#endif
+		       );
 	n += hugetlb_report_node_meminfo(nid, buf + n);
 	return n;
 }

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  parent reply	other threads:[~2010-08-17 20:57 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-03 13:56 Transparent Hugepage Support #29 Andrea Arcangeli
2010-08-03 13:56 ` Andrea Arcangeli
2010-08-03 16:01 ` Kernel build bench with " Andrea Arcangeli
2010-08-03 16:01   ` Andrea Arcangeli
2010-08-04 12:15 ` Ed Tomlinson
2010-08-04 12:44   ` Andrea Arcangeli
2010-08-05 11:27     ` Ed Tomlinson
2010-08-05 11:49       ` Andrea Arcangeli
2010-08-05 11:57         ` Ed Tomlinson
2010-08-05 14:22           ` Nick Piggin
2010-08-05 19:45           ` Nick Piggin
2010-08-17 20:56 ` David Rientjes [this message]
2010-08-17 20:56   ` [patch] transparent hugepage sysfs meminfo David Rientjes
2010-08-17 21:01   ` Rik van Riel
2010-08-17 21:01     ` Rik van Riel
2010-09-01 19:08 Transparent Hugepage Support #30 Andrea Arcangeli
2010-09-01 19:44 ` [patch] transparent hugepage sysfs meminfo David Rientjes
2010-09-01 19:44   ` David Rientjes
2010-09-01 19:50   ` Andrea Arcangeli
2010-09-01 19:50     ` Andrea Arcangeli

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