From nobody Sun Dec 28 09:06:49 2025 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 78B60C4332F for ; Tue, 12 Dec 2023 10:12:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232003AbjLLKMc (ORCPT ); Tue, 12 Dec 2023 05:12:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59046 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230508AbjLLKM2 (ORCPT ); Tue, 12 Dec 2023 05:12:28 -0500 Received: from tarta.nabijaczleweli.xyz (tarta.nabijaczleweli.xyz [139.28.40.42]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D42C79C; Tue, 12 Dec 2023 02:12:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=nabijaczleweli.xyz; s=202305; t=1702375953; bh=4W7u+rDADbbJkWobBhlJPUHFhHQq5S7vzstWfOqjssk=; h=Date:From:To:Subject:References:In-Reply-To:From; b=LJxubxPLaxOr7sailyjIGDn+LExkcMhhNvGORanAehnhW0OUH7vKXnHMX/aZRUBtp pwgxidzvWNVMaboCG5E7BVf0/wlxXQnv1ANoTO0NkJAU5jYF2MXmUlOWFwPuJ4+lEu Vs8Bs/hdpJd9wgWhGOagMgmb5jhX59JPPMOTD+E1f6Q3spcKsMWjpUNEsP2xL4uV4X ShEYZQXpsUS3X9co4oU1wyXQs7mSBywQpoubPBOZzlK5HOiogOLpd0tUJrpnVsxPM+ Mobd/QpmVm9el7ZTVtFajy3et27vJjQWjosb8jVceoJzPmZEu3U4/PgC4wCwkZyoKQ 0wa9bYmXe4qIg== Received: from tarta.nabijaczleweli.xyz (unknown [192.168.1.250]) by tarta.nabijaczleweli.xyz (Postfix) with ESMTPSA id 8357512A76; Tue, 12 Dec 2023 11:12:33 +0100 (CET) Date: Tue, 12 Dec 2023 11:12:33 +0100 From: Ahelenia =?utf-8?Q?Ziemia=C5=84ska?= To: Alexander Viro , Christian Brauner , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH RESEND 01/11] splice: copy_splice_read: do the I/O with IOCB_NOWAIT Message-ID: <19910c8026500ba43f3d93e66e822ae64980d9527.1697486714.git.nabijaczleweli@nabijaczleweli.xyz> User-Agent: NeoMutt/20231103 References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="3cvtmoaqsrgnkrir" Content-Disposition: inline In-Reply-To: <1cover.1697486714.git.nabijaczleweli@nabijaczleweli.xyz> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --3cvtmoaqsrgnkrir Content-Disposition: inline Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Otherwise we risk sleeping with the pipe locked for indeterminate lengths of time. Link: https://lore.kernel.org/linux-fsdevel/qk6hjuam54khlaikf2ssom6custxf5i= s2ekkaequf4hvode3ls@zgf7j5j4ubvw/t/#u Signed-off-by: Ahelenia Ziemia=C5=84ska --- fs/splice.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/splice.c b/fs/splice.c index d983d375ff11..9d29664f23ee 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -361,6 +361,7 @@ ssize_t copy_splice_read(struct file *in, loff_t *ppos, iov_iter_bvec(&to, ITER_DEST, bv, npages, len); init_sync_kiocb(&kiocb, in); kiocb.ki_pos =3D *ppos; + kiocb.ki_flags |=3D IOCB_NOWAIT; ret =3D call_read_iter(in, &kiocb, &to); =20 if (ret > 0) { --=20 2.39.2 --3cvtmoaqsrgnkrir Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEfWlHToQCjFzAxEFjvP0LAY0mWPEFAmV4MhEACgkQvP0LAY0m WPF9Cg/9EffrwGSBBwc94UVX9562toxZU0cTfGiMv1uKHdSNskGZYRfejpTiN74p n9uDBaV4gmogC62cBg8Z/mQgwjMsOkuWw+6c4JyfR1CSVSOIyBcuDxcMRK8nz5qB YTKOOiYM3/agWDeDMPp3c5EORR8chn6zq/x9EIySRaOO35WPaBuIGKtg3NAI3Msn HMVEYidGQjTVbi7mCO9rij6XLh8sWOEJQ1NvURp2Jh/K53Vyuqn9BuiGm/WKf3uI tBsXci0eUYHndhHFVs9S0TxS6aDqGXuPfKZBb+JlMCDTJIeSceTMFJNvjJ6jrpSM BT0cD0FAcVDDXhZ7+q75zm7Ha7Vu0V4CAFbMKcYbiFjkudcN5XHLLILHB4qwSEfE yn7DKo/6llYuykrTWZDn0myZgMRb3mtajqzXLc2zeS0gaKvKaQxZDOQBDmoBRS74 1xKTN+hwAC46Ryo8Memut4QWb5bBmElKlDL3c0flqBHLwHzxb77sSckSs81Bixgi RSGr0fUP1hhzPQ2B0Ikb1I+KlwP12SzcNcc0cSxrEI2WX6buD3enTQiD3aV+ghku Jp2Fecr99J/KmKjRzbjjmol9Zb/b3tKySzUQGKSWw7O8Xl/v9w19vzS46ETSkcYj VKnQkRRfMGT92EZyH5WnhKkQK6zwgRn+mOa9jVnPs13B0fiH8M8= =EBxL -----END PGP SIGNATURE----- --3cvtmoaqsrgnkrir--