9p: Add client parameter to p9_req_put()

[ Upstream commit 8b11ff098a ]

This is to aid in adding mempools, in the next patch.

Link: https://lkml.kernel.org/r/20220704014243.153050-2-kent.overstreet@gmail.com
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Cc: Eric Van Hensbergen <ericvh@gmail.com>
Cc: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Dominique Martinet <asmadeus@codewreck.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Kent Overstreet 2022-07-03 21:08:18 -04:00 committed by Greg Kroah-Hartman
parent fb31d46e55
commit 65810d92db
6 changed files with 17 additions and 17 deletions

View file

@ -235,7 +235,7 @@ static inline int p9_req_try_get(struct p9_req_t *r)
return refcount_inc_not_zero(&r->refcount);
}
int p9_req_put(struct p9_req_t *r);
int p9_req_put(struct p9_client *c, struct p9_req_t *r);
void p9_client_cb(struct p9_client *c, struct p9_req_t *req, int status);

View file

@ -341,7 +341,7 @@ struct p9_req_t *p9_tag_lookup(struct p9_client *c, u16 tag)
if (!p9_req_try_get(req))
goto again;
if (req->tc.tag != tag) {
p9_req_put(req);
p9_req_put(c, req);
goto again;
}
}
@ -367,10 +367,10 @@ static int p9_tag_remove(struct p9_client *c, struct p9_req_t *r)
spin_lock_irqsave(&c->lock, flags);
idr_remove(&c->reqs, tag);
spin_unlock_irqrestore(&c->lock, flags);
return p9_req_put(r);
return p9_req_put(c, r);
}
int p9_req_put(struct p9_req_t *r)
int p9_req_put(struct p9_client *c, struct p9_req_t *r)
{
if (refcount_dec_and_test(&r->refcount)) {
p9_fcall_fini(&r->tc);
@ -423,7 +423,7 @@ void p9_client_cb(struct p9_client *c, struct p9_req_t *req, int status)
wake_up(&req->wq);
p9_debug(P9_DEBUG_MUX, "wakeup: %d\n", req->tc.tag);
p9_req_put(req);
p9_req_put(c, req);
}
EXPORT_SYMBOL(p9_client_cb);
@ -706,7 +706,7 @@ static struct p9_req_t *p9_client_prepare_req(struct p9_client *c,
reterr:
p9_tag_remove(c, req);
/* We have to put also the 2nd reference as it won't be used */
p9_req_put(req);
p9_req_put(c, req);
return ERR_PTR(err);
}
@ -743,7 +743,7 @@ p9_client_rpc(struct p9_client *c, int8_t type, const char *fmt, ...)
err = c->trans_mod->request(c, req);
if (err < 0) {
/* write won't happen */
p9_req_put(req);
p9_req_put(c, req);
if (err != -ERESTARTSYS && err != -EFAULT)
c->status = Disconnected;
goto recalc_sigpending;

View file

@ -378,7 +378,7 @@ static void p9_read_work(struct work_struct *work)
m->rc.sdata = NULL;
m->rc.offset = 0;
m->rc.capacity = 0;
p9_req_put(m->rreq);
p9_req_put(m->client, m->rreq);
m->rreq = NULL;
}
@ -492,7 +492,7 @@ static void p9_write_work(struct work_struct *work)
m->wpos += err;
if (m->wpos == m->wsize) {
m->wpos = m->wsize = 0;
p9_req_put(m->wreq);
p9_req_put(m->client, m->wreq);
m->wreq = NULL;
}
@ -695,7 +695,7 @@ static int p9_fd_cancel(struct p9_client *client, struct p9_req_t *req)
if (req->status == REQ_STATUS_UNSENT) {
list_del(&req->req_list);
req->status = REQ_STATUS_FLSHD;
p9_req_put(req);
p9_req_put(client, req);
ret = 0;
}
spin_unlock(&client->lock);
@ -722,7 +722,7 @@ static int p9_fd_cancelled(struct p9_client *client, struct p9_req_t *req)
list_del(&req->req_list);
req->status = REQ_STATUS_FLSHD;
spin_unlock(&client->lock);
p9_req_put(req);
p9_req_put(client, req);
return 0;
}
@ -883,12 +883,12 @@ static void p9_conn_destroy(struct p9_conn *m)
p9_mux_poll_stop(m);
cancel_work_sync(&m->rq);
if (m->rreq) {
p9_req_put(m->rreq);
p9_req_put(m->client, m->rreq);
m->rreq = NULL;
}
cancel_work_sync(&m->wq);
if (m->wreq) {
p9_req_put(m->wreq);
p9_req_put(m->client, m->wreq);
m->wreq = NULL;
}

View file

@ -350,7 +350,7 @@ send_done(struct ib_cq *cq, struct ib_wc *wc)
c->busa, c->req->tc.size,
DMA_TO_DEVICE);
up(&rdma->sq_sem);
p9_req_put(c->req);
p9_req_put(client, c->req);
kfree(c);
}

View file

@ -199,7 +199,7 @@ static int p9_virtio_cancel(struct p9_client *client, struct p9_req_t *req)
/* Reply won't come, so drop req ref */
static int p9_virtio_cancelled(struct p9_client *client, struct p9_req_t *req)
{
p9_req_put(req);
p9_req_put(client, req);
return 0;
}
@ -523,7 +523,7 @@ p9_virtio_zc_request(struct p9_client *client, struct p9_req_t *req,
kvfree(out_pages);
if (!kicked) {
/* reply won't come */
p9_req_put(req);
p9_req_put(client, req);
}
return err;
}

View file

@ -163,7 +163,7 @@ static int p9_xen_request(struct p9_client *client, struct p9_req_t *p9_req)
ring->intf->out_prod = prod;
spin_unlock_irqrestore(&ring->lock, flags);
notify_remote_via_irq(ring->irq);
p9_req_put(p9_req);
p9_req_put(client, p9_req);
return 0;
}