dm crypt: introduce crypt_write_io_loop
Introduce crypt_write_io_loop().
Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 4df7d2f..986283c 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -595,17 +595,13 @@
io->sector += bio_sectors(clone);
}
-static void kcryptd_crypt_write_convert(struct dm_crypt_io *io)
+static void kcryptd_crypt_write_convert_loop(struct dm_crypt_io *io)
{
struct crypt_config *cc = io->target->private;
struct bio *clone;
unsigned remaining = io->base_bio->bi_size;
int r;
- atomic_inc(&io->pending);
-
- crypt_convert_init(cc, &io->ctx, NULL, io->base_bio, io->sector);
-
/*
* The allocated buffers can be smaller than the whole bio,
* so repeat the whole process until all the data can be handled.
@@ -645,6 +641,16 @@
}
}
+static void kcryptd_crypt_write_convert(struct dm_crypt_io *io)
+{
+ struct crypt_config *cc = io->target->private;
+
+ atomic_inc(&io->pending);
+
+ crypt_convert_init(cc, &io->ctx, NULL, io->base_bio, io->sector);
+ kcryptd_crypt_write_convert_loop(io);
+}
+
static void kcryptd_crypt_read_done(struct dm_crypt_io *io, int error)
{
if (unlikely(error < 0))