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| author | Al Viro <viro@zeniv.linux.org.uk> | 2022-09-16 01:16:56 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2022-11-25 19:01:21 +0100 |
| commit | fc02f33787d8dd227b54f263eba983d5b249c032 (patch) | |
| tree | 84da1af0262429ab073c88d5fee40f7c0fe56050 /drivers/xen/pvcalls-back.c | |
| parent | [vhost] fix 'direction' argument of iov_iter_{init,bvec}() (diff) | |
| download | linux-fc02f33787d8dd227b54f263eba983d5b249c032.tar.xz linux-fc02f33787d8dd227b54f263eba983d5b249c032.zip | |
[xen] fix "direction" argument of iov_iter_kvec()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/xen/pvcalls-back.c')
| -rw-r--r-- | drivers/xen/pvcalls-back.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/xen/pvcalls-back.c b/drivers/xen/pvcalls-back.c index d6f945fd4147..21b9c850a382 100644 --- a/drivers/xen/pvcalls-back.c +++ b/drivers/xen/pvcalls-back.c @@ -129,13 +129,13 @@ static bool pvcalls_conn_back_read(void *opaque) if (masked_prod < masked_cons) { vec[0].iov_base = data->in + masked_prod; vec[0].iov_len = wanted; - iov_iter_kvec(&msg.msg_iter, WRITE, vec, 1, wanted); + iov_iter_kvec(&msg.msg_iter, READ, vec, 1, wanted); } else { vec[0].iov_base = data->in + masked_prod; vec[0].iov_len = array_size - masked_prod; vec[1].iov_base = data->in; vec[1].iov_len = wanted - vec[0].iov_len; - iov_iter_kvec(&msg.msg_iter, WRITE, vec, 2, wanted); + iov_iter_kvec(&msg.msg_iter, READ, vec, 2, wanted); } atomic_set(&map->read, 0); @@ -188,13 +188,13 @@ static bool pvcalls_conn_back_write(struct sock_mapping *map) if (pvcalls_mask(prod, array_size) > pvcalls_mask(cons, array_size)) { vec[0].iov_base = data->out + pvcalls_mask(cons, array_size); vec[0].iov_len = size; - iov_iter_kvec(&msg.msg_iter, READ, vec, 1, size); + iov_iter_kvec(&msg.msg_iter, WRITE, vec, 1, size); } else { vec[0].iov_base = data->out + pvcalls_mask(cons, array_size); vec[0].iov_len = array_size - pvcalls_mask(cons, array_size); vec[1].iov_base = data->out; vec[1].iov_len = size - vec[0].iov_len; - iov_iter_kvec(&msg.msg_iter, READ, vec, 2, size); + iov_iter_kvec(&msg.msg_iter, WRITE, vec, 2, size); } atomic_set(&map->write, 0); |