| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Sun, 3 Jul 2022 21:42:42 -0400
From: Kent Overstreet <kent.overstreet@...il.com>
To: linux-kernel@...r.kernel.org
Cc: v9fs-developer@...ts.sourceforge.net,
Kent Overstreet <kent.overstreet@...il.com>,
Eric Van Hensbergen <ericvh@...il.com>,
Latchesar Ionkov <lucho@...kov.net>,
Dominique Martinet <asmadeus@...ewreck.org>
Subject: [PATCH 2/3] 9p: Add client parameter to p9_req_put()
This is to aid in adding mempools, in the next patch.
Signed-off-by: Kent Overstreet <kent.overstreet@...il.com>
Cc: Eric Van Hensbergen <ericvh@...il.com>
Cc: Latchesar Ionkov <lucho@...kov.net>
Cc: Dominique Martinet <asmadeus@...ewreck.org>
---
include/net/9p/client.h | 2 +-
net/9p/client.c | 12 ++++++------
net/9p/trans_fd.c | 12 ++++++------
net/9p/trans_rdma.c | 2 +-
net/9p/trans_virtio.c | 4 ++--
net/9p/trans_xen.c | 2 +-
6 files changed, 17 insertions(+), 17 deletions(-)
diff --git a/include/net/9p/client.h b/include/net/9p/client.h
index c038c2d73d..cb78e0e333 100644
--- a/include/net/9p/client.h
+++ b/include/net/9p/client.h
@@ -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);
diff --git a/net/9p/client.c b/net/9p/client.c
index 0ee48e8b72..a36a40137c 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -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;
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index 8f8f95e39b..007c3f45fe 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -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;
}
diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c
index 88e5638266..d817d37452 100644
--- a/net/9p/trans_rdma.c
+++ b/net/9p/trans_rdma.c
@@ -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);
}
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index b24a4fb0f0..147972bf2e 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -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;
}
diff --git a/net/9p/trans_xen.c b/net/9p/trans_xen.c
index 77883b6788..4cf0c78d4d 100644
--- a/net/9p/trans_xen.c
+++ b/net/9p/trans_xen.c
@@ -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;
}
--
2.36.1
Powered by blists - more mailing lists