Routines to tell the core how much memory and space in the image header is
required for the compression support.
Signed-off-by: Nigel Cunningham <[email protected]>
kernel/power/compression.c | 17 +++++++++++++++++
1 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/kernel/power/compression.c b/kernel/power/compression.c
index 6578e8c..b8005c7 100644
--- a/kernel/power/compression.c
+++ b/kernel/power/compression.c
@@ -399,4 +399,21 @@ static int suspend_compress_print_debug_
return len;
}
+/*
+ * suspend_compress_compression_memory_needed
+ *
+ * Tell the caller how much memory we need to operate during suspend/resume.
+ * Returns: Unsigned long. Maximum number of bytes of memory required for
+ * operation.
+ */
+static unsigned long suspend_compress_memory_needed(void)
+{
+ return 2 * PAGE_SIZE;
+}
+
+static unsigned long suspend_compress_storage_needed(void)
+{
+ return 4 * sizeof(unsigned long) + strlen(suspend_compressor_name) + 1;
+}
+
--
Nigel Cunningham nigel at suspend2 dot net
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