From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E9143EB64D8 for ; Tue, 20 Jun 2023 19:28:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230327AbjFTT2t (ORCPT ); Tue, 20 Jun 2023 15:28:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57210 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229951AbjFTT2q (ORCPT ); Tue, 20 Jun 2023 15:28:46 -0400 Received: from mail-ej1-x630.google.com (mail-ej1-x630.google.com [IPv6:2a00:1450:4864:20::630]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 98F401704 for ; Tue, 20 Jun 2023 12:28:45 -0700 (PDT) Received: by mail-ej1-x630.google.com with SMTP id a640c23a62f3a-988aefaa44eso379410666b.2 for ; Tue, 20 Jun 2023 12:28:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=szeredi.hu; s=google; t=1687289324; x=1689881324; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=XH1eTCKvssGWMBfvFrdgcklOsCxNlyt2GIpnc07LELQ=; b=BlynXctAWH1QRQ92/1liGst5sDK4J+VQcZkeHhN/JzMTNaMJ1YVs/a+8TpEn7V+e2z 5rsT4otCl2HBLFcn3UZI9U8/bLdOsI5BJgt9hPBTvRlotni4E07NsF/Dwxb5rbyEmVrn Cp4ves6PTyv0l/TrGTJFH5VxYdufbQ6URbqso= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687289324; x=1689881324; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=XH1eTCKvssGWMBfvFrdgcklOsCxNlyt2GIpnc07LELQ=; b=Okh8E6SD2wUlAGbCCv4vmF1q/61eycShSLvVhCk8B54ba9JILYqPiwkgAi8fpCxerR 0KB/JeW/tz256Bcxu+ubA9ahzeWW7VmhS93NZZJcOgN+NLwDXBP7fJJxM5WCOdZSskfg XD5bCATO+5fDQQu+7S5cDNj79zAKFhfuUV8w1b/cV9/HVgEoUWTXCncVKB4lKdPHrleL OiH3lcJCZCGwJpAa95IdZ3/LOh+Ap6C/XvGIQeEU+Yu3geuikZLHCozEQOk+hhvab9gy ubS0vJzKSoTHLkYnimAD9do6U9cGp/jV6f7jgNxZAyYiv/3xmDhgnoBeGuFeg4XjzDFC teiA== X-Gm-Message-State: AC+VfDwtdhoBAkkAx5y65lhLgtH7hzKdH8utPfOedsAQXvH8iEnCI6b/ 1+uSvX4jAIFmuc11215jujJoZLmaRvClV84apwHVlg== X-Google-Smtp-Source: ACHHUZ54HsxZXLKER+8ewm47xglhax+CzJ5iDEH3HsDCWTmmUgIaC+ahifuhHR5ouh2PxWWWI4v7558KxZAH1+RIWm0= X-Received: by 2002:a17:906:6a0c:b0:988:bb33:53a8 with SMTP id qw12-20020a1709066a0c00b00988bb3353a8mr5382005ejc.9.1687289324011; Tue, 20 Jun 2023 12:28:44 -0700 (PDT) MIME-Version: 1.0 References: <20230620151328.1637569-1-keiichiw@chromium.org> <20230620151328.1637569-3-keiichiw@chromium.org> In-Reply-To: <20230620151328.1637569-3-keiichiw@chromium.org> From: Miklos Szeredi Date: Tue, 20 Jun 2023 21:28:32 +0200 Message-ID: Subject: Re: [PATCH 2/3] fuse: Add negative_dentry_timeout option To: Keiichi Watanabe Cc: LKML , mhiramat@google.com, takayas@chromium.org, drosen@google.com, sarthakkukreti@google.com, uekawa@chromium.org, Jonathan Corbet , linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Tue, 20 Jun 2023 at 17:14, Keiichi Watanabe wrote: > > Add `negative_dentry_timeout` mount option for FUSE to cache negative > dentries for the specified duration. This is already possible, no kernel changes needed. See e.g. xmp_init() in libfuse/example/passthrough.c. Thanks, Miklos