From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: David Howells <dhowells@redhat.com>,
Marc Dionne <marc.dionne@auristor.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
linux-afs@lists.infradead.org, netdev@vger.kernel.org,
Sasha Levin <sashal@kernel.org>
Subject: [PATCH AUTOSEL 6.6 04/40] rxrpc: Fix some minor issues with bundle tracing
Date: Tue, 28 Nov 2023 16:05:10 -0500 [thread overview]
Message-ID: <20231128210615.875085-4-sashal@kernel.org> (raw)
In-Reply-To: <20231128210615.875085-1-sashal@kernel.org>
From: David Howells <dhowells@redhat.com>
[ Upstream commit 0c3bd086d12d185650d095a906662593ec607bd0 ]
Fix some superficial issues with the tracing of rxrpc_bundle structs,
including:
(1) Set the debug_id when the bundle is allocated rather than when it is
set up so that the "NEW" trace line displays the correct bundle ID.
(2) Show the refcount when emitting the "FREE" traceline.
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Marc Dionne <marc.dionne@auristor.com>
cc: "David S. Miller" <davem@davemloft.net>
cc: Eric Dumazet <edumazet@google.com>
cc: Jakub Kicinski <kuba@kernel.org>
cc: Paolo Abeni <pabeni@redhat.com>
cc: linux-afs@lists.infradead.org
cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
net/rxrpc/conn_client.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/net/rxrpc/conn_client.c b/net/rxrpc/conn_client.c
index 981ca5b98bcb9..1d95f8bc769fa 100644
--- a/net/rxrpc/conn_client.c
+++ b/net/rxrpc/conn_client.c
@@ -73,6 +73,7 @@ static void rxrpc_destroy_client_conn_ids(struct rxrpc_local *local)
static struct rxrpc_bundle *rxrpc_alloc_bundle(struct rxrpc_call *call,
gfp_t gfp)
{
+ static atomic_t rxrpc_bundle_id;
struct rxrpc_bundle *bundle;
bundle = kzalloc(sizeof(*bundle), gfp);
@@ -85,6 +86,7 @@ static struct rxrpc_bundle *rxrpc_alloc_bundle(struct rxrpc_call *call,
bundle->upgrade = test_bit(RXRPC_CALL_UPGRADE, &call->flags);
bundle->service_id = call->dest_srx.srx_service;
bundle->security_level = call->security_level;
+ bundle->debug_id = atomic_inc_return(&rxrpc_bundle_id);
refcount_set(&bundle->ref, 1);
atomic_set(&bundle->active, 1);
INIT_LIST_HEAD(&bundle->waiting_calls);
@@ -105,7 +107,8 @@ struct rxrpc_bundle *rxrpc_get_bundle(struct rxrpc_bundle *bundle,
static void rxrpc_free_bundle(struct rxrpc_bundle *bundle)
{
- trace_rxrpc_bundle(bundle->debug_id, 1, rxrpc_bundle_free);
+ trace_rxrpc_bundle(bundle->debug_id, refcount_read(&bundle->ref),
+ rxrpc_bundle_free);
rxrpc_put_peer(bundle->peer, rxrpc_peer_put_bundle);
key_put(bundle->key);
kfree(bundle);
@@ -239,7 +242,6 @@ static bool rxrpc_may_reuse_conn(struct rxrpc_connection *conn)
*/
int rxrpc_look_up_bundle(struct rxrpc_call *call, gfp_t gfp)
{
- static atomic_t rxrpc_bundle_id;
struct rxrpc_bundle *bundle, *candidate;
struct rxrpc_local *local = call->local;
struct rb_node *p, **pp, *parent;
@@ -306,7 +308,6 @@ int rxrpc_look_up_bundle(struct rxrpc_call *call, gfp_t gfp)
}
_debug("new bundle");
- candidate->debug_id = atomic_inc_return(&rxrpc_bundle_id);
rb_link_node(&candidate->local_node, parent, pp);
rb_insert_color(&candidate->local_node, &local->client_bundles);
call->bundle = rxrpc_get_bundle(candidate, rxrpc_bundle_get_client_call);
--
2.42.0
next prev parent reply other threads:[~2023-11-28 21:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20231128210615.875085-1-sashal@kernel.org>
2023-11-28 21:05 ` [PATCH AUTOSEL 6.6 02/40] usb: aqc111: check packet for fixup for true limit Sasha Levin
2023-11-28 21:05 ` [PATCH AUTOSEL 6.6 03/40] stmmac: dwmac-loongson: Add architecture dependency Sasha Levin
2023-11-28 21:05 ` Sasha Levin [this message]
2023-11-28 21:05 ` [PATCH AUTOSEL 6.6 32/40] nfc: virtual_ncidev: Add variable to check if ndev is running Sasha Levin
2023-11-28 21:05 ` [PATCH AUTOSEL 6.6 36/40] net: usb: qmi_wwan: claim interface 4 for ZTE MF290 Sasha Levin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20231128210615.875085-4-sashal@kernel.org \
--to=sashal@kernel.org \
--cc=davem@davemloft.net \
--cc=dhowells@redhat.com \
--cc=edumazet@google.com \
--cc=kuba@kernel.org \
--cc=linux-afs@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=marc.dionne@auristor.com \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=stable@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).