Tell the block io routines which device and blocks to use.
Signed-off-by: Nigel Cunningham <[email protected]>
kernel/power/suspend_file.c | 11 +++++++++++
1 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/kernel/power/suspend_file.c b/kernel/power/suspend_file.c
index 525e482..36db6b8 100644
--- a/kernel/power/suspend_file.c
+++ b/kernel/power/suspend_file.c
@@ -94,3 +94,14 @@ enum {
MARK_RESUME_ATTEMPTED,
};
+static void set_devinfo(struct block_device *bdev, int target_blkbits)
+{
+ devinfo.bdev = bdev;
+ if (!target_blkbits) {
+ devinfo.bmap_shift = devinfo.blocks_per_page = 0;
+ } else {
+ devinfo.bmap_shift = target_blkbits - 9;
+ devinfo.blocks_per_page = (1 << (PAGE_SHIFT - target_blkbits));
+ }
+}
+
--
Nigel Cunningham nigel at suspend2 dot net
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