[Suspend2][ 07/20] [Suspend2] Display image vital statistics.

[Nigel Cunningham]

Display the vital statistics of the image.

Signed-off-by: Nigel Cunningham <nigel@xxxxxxxxxxxx>

 kernel/power/prepare_image.c |   36 ++++++++++++++++++++++++++++++++++++
 1 files changed, 36 insertions(+), 0 deletions(-)

diff --git a/kernel/power/prepare_image.c b/kernel/power/prepare_image.c
index 5070735..e54865a 100644
--- a/kernel/power/prepare_image.c
+++ b/kernel/power/prepare_image.c
@@ -133,3 +133,39 @@ static int header_storage_needed(void)
 	return ((int) ((bytes + (int) PAGE_SIZE - 1) >> PAGE_SHIFT));
 }
 
+static void display_stats(int always, int sub_extra_pd1_allow)
+{ 
+	char buffer[255];
+	snprintf(buffer, 254, 
+		"Free:%d(%d). Sets:%ld(%ld),%ld(%ld). Header:%d. Nosave:%d-%d=%d. Storage:%lu/%lu(%lu). Needed:%ld|%ld|%ld.\n", 
+		
+		/* Free */
+		nr_free_pages(),
+		nr_free_pages() - nr_free_highpages(),
+		
+		/* Sets */
+		pagedir1.pageset_size, pageset1_sizelow,
+		pagedir2.pageset_size, pageset2_sizelow,
+
+		/* Header */
+		header_storage_needed(),
+
+		/* Nosave */
+		num_nosave, extra_pagedir_pages_allocated,
+		num_nosave - extra_pagedir_pages_allocated,
+
+		/* Storage - converted to pages for comparison */
+		storage_allocated,
+		storage_needed(1, sub_extra_pd1_allow),
+		storage_available,
+
+		/* Needed */
+		ram_to_suspend() - nr_free_pages() - nr_free_highpages(),
+		storage_needed(1, sub_extra_pd1_allow) - storage_available, 
+		(image_size_limit > 0) ? (storage_needed(1, sub_extra_pd1_allow) - (image_size_limit << 8)) : 0);
+	if (always)
+		printk(buffer);
+	else
+		suspend_message(SUSPEND_EAT_MEMORY, SUSPEND_MEDIUM, 1, buffer);
+}
+

--
Nigel Cunningham		nigel at suspend2 dot net
-
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