Forwarded: Re: [syzbot ci] Re: veth: add Byte Queue Limits (BQL) support

Forwarded: Re: [syzbot ci] Re: veth: add Byte Queue Limits (BQL) support

[syzbot]

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Subject: Re: [syzbot ci] Re: veth: add Byte Queue Limits (BQL) support
Author: nogikh@google.com


Hmm, just fixed a problem that may have affected `syz test` processing,
let's try again:


#syz test

---
  drivers/net/veth.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 911e7e36e166..9d7b085c9548 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -1138,7 +1138,9 @@ static void veth_napi_del_range(struct net_device
*dev, int start, int end)
         */
        peer = rtnl_dereference(priv->peer);
        if (peer) {
-               for (i = start; i < end; i++)
+               int peer_end = min(end, (int)peer->real_num_tx_queues);
+
+               for (i = start; i < peer_end; i++)
                        netdev_tx_reset_queue(netdev_get_tx_queue(peer, i));
        }

Forwarded: Re: [syzbot ci] Re: veth: add Byte Queue Limits (BQL) support

[syzbot]

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Subject: Re: [syzbot ci] Re: veth: add Byte Queue Limits (BQL) support
Author: nogikh@google.com


Hmm, just fixed a problem that may have affected `syz test` processing,
let's try again:


#syz test

---
  drivers/net/veth.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 911e7e36e166..9d7b085c9548 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -1138,7 +1138,9 @@ static void veth_napi_del_range(struct net_device
*dev, int start, int end)
         */
        peer = rtnl_dereference(priv->peer);
        if (peer) {
-               for (i = start; i < end; i++)
+               int peer_end = min(end, (int)peer->real_num_tx_queues);
+
+               for (i = start; i < peer_end; i++)
                        netdev_tx_reset_queue(netdev_get_tx_queue(peer, i));
        }

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Forwarded: Re: [syzbot ci] Re: veth: add Byte Queue Limits (BQL) support

[syzbot]

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***

Subject: Re: [syzbot ci] Re: veth: add Byte Queue Limits (BQL) support
Author: nogikh@google.com


Hmm, just fixed a problem that may have affected `syz test` processing,
let's try again:


#syz test

---
  drivers/net/veth.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 911e7e36e166..9d7b085c9548 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -1138,7 +1138,9 @@ static void veth_napi_del_range(struct net_device
*dev, int start, int end)
         */
        peer = rtnl_dereference(priv->peer);
        if (peer) {
-               for (i = start; i < end; i++)
+               int peer_end = min(end, (int)peer->real_num_tx_queues);
+
+               for (i = start; i < peer_end; i++)
                        netdev_tx_reset_queue(netdev_get_tx_queue(peer, i));
        }

Forwarded: Re: [syzbot ci] Re: veth: add Byte Queue Limits (BQL) support

[syzbot]

For archival purposes, forwarding an incoming command email to
syzbot@lists.linux.dev.

***

Subject: Re: [syzbot ci] Re: veth: add Byte Queue Limits (BQL) support
Author: nogikh@google.com


Hmm, just fixed a problem that may have affected `syz test` processing,
let's try again:


#syz test

---
  drivers/net/veth.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 911e7e36e166..9d7b085c9548 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -1138,7 +1138,9 @@ static void veth_napi_del_range(struct net_device
*dev, int start, int end)
         */
        peer = rtnl_dereference(priv->peer);
        if (peer) {
-               for (i = start; i < end; i++)
+               int peer_end = min(end, (int)peer->real_num_tx_queues);
+
+               for (i = start; i < peer_end; i++)
                        netdev_tx_reset_queue(netdev_get_tx_queue(peer, i));
        }