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[209.132.180.67]) by mx.google.com with ESMTP id c19si2091524ots.118.2020.03.17.05.38.25; Tue, 17 Mar 2020 05:38:47 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-ext4-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=hnj4sEry; spf=pass (google.com: best guess record for domain of linux-ext4-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-ext4-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726121AbgCQMiY (ORCPT + 99 others); Tue, 17 Mar 2020 08:38:24 -0400 Received: from mail-lf1-f65.google.com ([209.85.167.65]:40999 "EHLO mail-lf1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726005AbgCQMiY (ORCPT ); Tue, 17 Mar 2020 08:38:24 -0400 Received: by mail-lf1-f65.google.com with SMTP id u26so4775187lfu.8 for ; Tue, 17 Mar 2020 05:38:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=RxvspXpJnT1wLGWC1yqAwht7wPofjiDL2MZ2V4GJU0s=; b=hnj4sEry8e72e+4XxcViMh2kR/clVi9rs+0bXE1Bk+1jnM9tAaTyTvgL4uYk9HGokQ CS6JmX/z0c6hGZP4+/nsjdwrRToHL2MnmrEP2s5tbTN6meK7gab1DE86o95g8btZIabJ X0Nb39RB/DJ0JWjBmqOkl9uU6GNs9+S6/0dZvKl3+nAxc/hPOac2EFucKTzFdRe8iZbM pd2Cz/K1I/XtSdYirkd2zkc5FVQnbLpfFYWuWeR4JcwrggK69xvkfXK7qVwpyd+zrveT XkUuyowMJlxJdZtfXDBqIGaPNwQ4N/hPoHdbjT/raGV9/FQs/kLHLi9N8GnTZjdSG/jt rWgA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=RxvspXpJnT1wLGWC1yqAwht7wPofjiDL2MZ2V4GJU0s=; b=MvMQrjIJD/6XoutSv/FDDH1mTHw+zEDneVrc8CYZO/JcXN+2Xd/96eDKp4QsWZ4JmD hFSnwCj42qSvUhO/whP2h4k9ga5RfJnP865OSm3Bf6pywH27/rOow6nU2AP6F/AKAoUm OX+MndxqJX3r1VNxX8B2/iT4Jw5o6KYgiDHld+FR5+PvSAAINyK6bsTpx17Pz/lheGsn z54k4ddR4oJaSNlCoe4vvV5tIJy3A53MEr6mlqIY1kXBtAHW295u7YksRJUqun8HhdVC i6VYlHci5nB5A6O6QsOmF/YTp7W+YJHU5hcaM+lWawtnxm4wCs1oR5bw8EY9qX1hIpN0 g6pw== X-Gm-Message-State: ANhLgQ033pVvRFDEAbkCoFqoV4hB1bijJRxBbXmhd82PmnHhJ6BCJUMo KJTrNHlJ5IGZC0AstciFlrsNodFeSPR6KvfNa/ry5w== X-Received: by 2002:a19:6502:: with SMTP id z2mr2694078lfb.47.1584448702419; Tue, 17 Mar 2020 05:38:22 -0700 (PDT) MIME-Version: 1.0 References: <20200317113153.7945-1-linus.walleij@linaro.org> <87lfnzdwrf.fsf@mid.deneb.enyo.de> In-Reply-To: <87lfnzdwrf.fsf@mid.deneb.enyo.de> From: Linus Walleij Date: Tue, 17 Mar 2020 13:38:11 +0100 Message-ID: Subject: Re: [PATCH] ext4: Give 32bit personalities 32bit hashes To: Florian Weimer Cc: "Theodore Ts'o" , Andreas Dilger , linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-api@vger.kernel.org, QEMU Developers , Peter Maydell , Andy Lutomirski , stable Content-Type: text/plain; charset="UTF-8" Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On Tue, Mar 17, 2020 at 12:53 PM Florian Weimer wrote: > Just be sure: Is it possible to move the PER_LINUX32 setting into QEMU? > (I see why not.) I set it in the program explicitly, but what actually happens when I run it is that the binfmt handler invokes qemu-user so certainly that program can set the flag, any process can. Yours, Linus Walleij