From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=168.119.38.16 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792596113; b=p4rH1EdctNO35QNSKKxQuXsn21NQw9DpIEWUY3XbzajiB9JA/2bsVrpP+CuELlt678ql ZsqZWJCm9zdIYUqDrCv27IIBW7aEF9XjjmHr9SBsx7sHb+8f0wcpvKUPA2jycDRCOVSrE DOaOflVnAdWvqNSouuPBvMI9SdUXTrSziCPSkr4Ektd1tTUN3YrTaPJaVPlvbbQtJYXD/ XWBAiZmjJOF7yJq0kWpyDPMfi/bsBPlHI+V2A7RdWrG/29iSvWcakncLuip2XMKJbXMCQ 2HDTJyewb4yYnJ0DHMdH7L0fqOqd0mO+ca7iZLHxH3Bx6f25YbbSIn7n/fn236ik+Dw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792596113; h=DKIM-Signature:Received:Message-ID:Subject:From:To:Cc:Date: In-Reply-To:References:Content-Type:Content-Transfer-Encoding: User-Agent:MIME-Version:X-malware-bazaar; bh=SnjS024GuYaQHHoMEGecQOUYWneE4opnzyTSvqqt2JY=; b=0ednTgdvXesx2MqvzSe+Ciba6QNjonW6KtW73xuMYZWr6BwqcpQjOXOMSYVr94fcxCaZ kkPXfN5TCw7Q07mXzw7WqMSeIF/u1UglFYxfk9D+Cb6Pb6piQ6j58jXCy2dabIz7Uh2kp r9DSlay5srydjE1Z93yaiPckm3tYjBcpUksYsmYuVlA1wETyda6z+PoedItGwlvuGMVcG Fi2KKq/+Q95p5ET8F46iOqkV86yr705/rkS7EGTVwPuxQPX1XNrU/3ddNfuzZlaKTzT6X U7RzS/o0l01a31abahSVNz355BA3q9wrvK4/n22A4jLhn5iv4WkOM9ZS0X9HYl3Cvuw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=permerror header.from=sipsolutions.net; spf=pass smtp.mailfrom=sipsolutions.net; dkim=pass header.d=sipsolutions.net header.i=@sipsolutions.net header.a=rsa-sha256 header.s=mail header.b=g35ejlfi; arc=none smtp.remote-ip=168.119.38.16 Received: from sipsolutions.net (s3.sipsolutions.net [168.119.38.16]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2285B606A325; Wed, 21 Oct 2026 15:21:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=permerror header.from=sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=sipsolutions.net header.i=@sipsolutions.net header.a=rsa-sha256 header.s=mail header.b=g35ejlfi DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sipsolutions.net; s=mail; h=MIME-Version:Content-Transfer-Encoding: Content-Type:References:In-Reply-To:Date:Cc:To:From:Subject:Message-ID:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-To: Resent-Cc:Resent-Message-ID; bh=SnjS024GuYaQHHoMEGecQOUYWneE4opnzyTSvqqt2JY=; t=1792596111; x=1793805711; b=g35ejlfivg1u1g5+t4T0oh+CKU9+luF4YB0E1gGljNXaqZR vt3NMyvo/YcujwvWRfEY7cj4KA4y/ReMsjhzO1BOBj3xLhr/r3RvcTI7IX8AeD6odAekClnw6PcvW qrPOOEmE/H6lUGdFUUE5V3eauGFYHQnXSANZ+wpWoPVa5Hummo15runJftHBVZdlmp6UHy02Dip37 O6AXpqfxszaUr8lvejPPXq1XijjSoCe2oMc/N0RybNrqxDC2uZNr5H/UpCz6HWadY0TUJk+PX381k KGujgh6OC0DYpisfSCdmWyLffjcuSDJD2aCvC2DTTbiXYwzjFlAJI77FZz1Z6vIQ==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__ECDSA_SECP256R1_SHA256__AES_256_GCM:256) (Exim 4.98.2) (envelope-from ) id 1xJY8S-00000002TPF-2fwv; Wed, 21 Oct 2026 17:21:48 +0200 Message-ID: <8a508046f36d8f483137ab6715722318af2b147d.camel@sipsolutions.net> Subject: Re: [PATCH] wifi: wext: Limit notifier event flushes to the device's netns From: Johannes Berg To: Cosmin Ratiu , linux-wireless@vger.kernel.org Cc: Tariq Toukan , Carolina Jubran , Dragos Tatulea , Jakub Kicinski , netdev@vger.kernel.org Date: Wed, 21 Oct 2026 17:21:46 +0200 In-Reply-To: <20261021144111.611840-1-cratiu@nvidia.com> References: <20261021144111.611840-1-cratiu@nvidia.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.60.2 (3.60.2-3.fc44) X-Mailing-List: netdev@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-malware-bazaar: not-scanned On Wed, 2026-10-21 at 17:41 +0300, Cosmin Ratiu wrote: > With mlx5 netdev instance locking enabled, registering an IPoIB netdev > calls the WEXT notifier while holding the instance mutex. I hate wext :) > It may seem strange that the fix for a lock cycle across multiple > subsystems lies in a completely unrelated part of the code, but this > seemed the most justified lock cycle edge to break. Yeah, seems fair. Finally a good reason for my ~17 year old commit to have the wext events per netns? Today I'd probably have rejected it as useless churn ;-) LGTM. johannes