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 B8AB0CE79A9 for ; Wed, 20 Sep 2023 00:47:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231574AbjITArJ (ORCPT ); Tue, 19 Sep 2023 20:47:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38396 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229923AbjITArH (ORCPT ); Tue, 19 Sep 2023 20:47:07 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DE16F83 for ; Tue, 19 Sep 2023 17:47:01 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 727C5C433C8; Wed, 20 Sep 2023 00:47:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1695170821; bh=hIe7iSfzxlD1Ssky6t8tpNboP78N0LngZBkea2BN3Rk=; h=From:To:Cc:Subject:Date:From; b=D/+bENO1pwEuPTaRAaguImitaJz1Y0zXTJ8C+HrEyNgAQrd5QVA/RtTx2A1539PAy +lmO13z0FP6zQ/6XRni1I91F3+IWAPcDX6ByLfbHNeKjuV9XasIjZZ+mS7sPu4uHDc lA62UFazSBO1BFb4TbxND7gtfzhTSN7UpR9ZHV5ae+G4510Md4Z+dmYzkVxn/rxyYF jDc578zj+TQD477ASBCQeB0WYRHWF3UtUDM/aNc22i2eIEHU9WWqWEKQvlPE3Bu7Iz tWIkBXnGfV2s/Z3iSQdjCEKuOQjAA0xRB4/far3aKd4meEP2ehCgLbtFsQjgxQ9s8Y eV8PJq2+voe9A== From: Jaegeuk Kim To: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Cc: Jaegeuk Kim , Eric Biggers Subject: [PATCH] f2fs: preload extent_cache for POSIX_FADV_WILLNEED Date: Tue, 19 Sep 2023 17:46:45 -0700 Message-ID: <20230920004645.1462354-1-jaegeuk@kernel.org> X-Mailer: git-send-email 2.42.0.459.ge4e396fd5e-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch tries to preload extent_cache given POSIX_FADV_WILLNEED, which is more useful for generic usecases. Suggested-by: Eric Biggers Signed-off-by: Jaegeuk Kim --- fs/f2fs/file.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 09716127e107..df7703c1f7d7 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -4858,6 +4858,8 @@ static int f2fs_file_fadvise(struct file *filp, loff_t offset, loff_t len, filp->f_mode &= ~FMODE_RANDOM; spin_unlock(&filp->f_lock); return 0; + } else if (advice == POSIX_FADV_WILLNEED) { + f2fs_precache_extents(inode); } err = generic_fadvise(filp, offset, len, advice); -- 2.42.0.459.ge4e396fd5e-goog