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dm crypt: introduce crypt_write_io_loop

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Introduce crypt_write_io_loop().

Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Milan Broz 2008-02-08 02:10:59 +00:00 committed by Alasdair G Kergon
parent dec1cedf9d
commit 84131db689
1 changed files with 11 additions and 5 deletions
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16
drivers/md/dm-crypt.c
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@ -595,17 +595,13 @@ static void kcryptd_crypt_write_io_submit(struct dm_crypt_io *io, int error)
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)
}
}
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))