netdev - Re: [PATCH PATCH net-next v2 2/2] vsock/virtio: avoid enqueue packets when work queue is empty

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

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID:
 <AS2P194MB21701DDDFD9714671737D0E39AD32@AS2P194MB2170.EURP194.PROD.OUTLOOK.COM>
Date: Mon,  1 Jul 2024 16:49:41 +0200
From: Luigi Leonardi <luigi.leonardi@...look.com>
To: devnull+luigi.leonardi.outlook.com@...nel.org
Cc: davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	luigi.leonardi@...look.com,
	marco.pinn95@...il.com,
	netdev@...r.kernel.org,
	pabeni@...hat.com,
	sgarzare@...hat.com,
	stefanha@...hat.com,
	virtualization@...ts.linux.dev
Subject: Re: [PATCH PATCH net-next v2 2/2] vsock/virtio: avoid enqueue packets when work queue is empty

Hi all,

> +		/* Inside RCU, can't sleep! */
> +		ret = mutex_trylock(&vsock->tx_lock);
> +		if (unlikely(ret == 0))
> +			goto out_worker;

I just realized that here I don't release the tx_lock and 
that the email subject is "PATCH PATCH".
I will fix this in the next version.
Any feedback is welcome!

Thanks,
Luigi