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platform_kernel-5.15
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dm crypt: remove waitqueue 

Remove waitqueue no longer needed with the async crypto interface.

Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Milan Broz 2008-10-21 17:45:03 +01:00 committed by Alasdair G Kergon
parent 393b47ef23
commit 0a4a1047a4
1 changed files with 0 additions and 8 deletions
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8
drivers/md/dm-crypt.c
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@ -94,7 +94,6 @@ struct crypt_config {
struct workqueue_struct *io_queue; struct workqueue_struct *io_queue;
struct workqueue_struct *crypt_queue; struct workqueue_struct *crypt_queue;
wait_queue_head_t writeq;
/* /*
* crypto related data * crypto related data
@ -656,10 +655,7 @@ static void kcryptd_io_read(struct dm_crypt_io *io)
static void kcryptd_io_write(struct dm_crypt_io *io) static void kcryptd_io_write(struct dm_crypt_io *io)
{ {
struct bio *clone = io->ctx.bio_out; struct bio *clone = io->ctx.bio_out;
struct crypt_config *cc = io->target->private;
generic_make_request(clone); generic_make_request(clone);
wake_up(&cc->writeq);
} }
static void kcryptd_io(struct work_struct *work) static void kcryptd_io(struct work_struct *work)
@ -791,9 +787,6 @@ static void kcryptd_crypt_write_convert(struct dm_crypt_io *io)
io = new_io; io = new_io;
} }
if (unlikely(remaining))
wait_event(cc->writeq, !atomic_read(&io->ctx.pending));
} }
crypt_dec_pending(io); crypt_dec_pending(io);
@ -1120,7 +1113,6 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
goto bad_crypt_queue; goto bad_crypt_queue;
} }
init_waitqueue_head(&cc->writeq);
ti->private = cc; ti->private = cc;
return 0; return 0;