From nobody Sat Feb 7 15:10:24 2026 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id ABDE2188CCA for ; Mon, 29 Jul 2024 16:21:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722270072; cv=none; b=dXraF9MEM17ADGNcQ41pCGyCtO64QV/2Pa1+zYB9RyHE080pG/Br5IFMZKGUJo0ab/T00qMZFtF5IiXH7431vFlgWByLJW30yB82vKBKZ1MNn8TqqyaKapOp4SuFG9mbtRU9eZ2G1tPX3mudtq5ruHKRR3g0tVEIQyq6u2t0UB0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722270072; c=relaxed/simple; bh=RGvJodJwVYeagmFdINh8R+zs2093g2pN4oJmJ6CXOCI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=cOi9KVGb1zhDcJtckVJz7HB9fEWy4IC00pe7i97wSIxTTsf7SjelLJgd/IePS1/9ma6Ohy7f3sSVLJ4S3+Bntl9c2+2WLADpI0ClbQKKLSoVwsaXr/BXwZ3HgIcJy/e4zL34yZt/fRnbR+7qYcU2D/kIN8AZLblGiI+2KQRvF2c= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=PICBlMn4; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="PICBlMn4" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1722270069; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=gsLWP+6oHHQR8BoWVXvRdRgXKHN2l9YwS7BTP0t5yr8=; b=PICBlMn4CE4PRl4A/o7E+QeMXX1tisHVEk/FUA6eB0m5PlHQN0ZdkBxE3r0aBmRQPP9PQR aSc8ZrmDJv1GUgWXwELZd18WWN+jMtnoThk7MNbjM3lFCzNEXqm/1G+hl4i0HwUvYvScTx E5Kl9yCr/0C8DPOaXJd3dTflN3JSNcY= Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-377-Qmgpn1yYMICXSDFDQoCngg-1; Mon, 29 Jul 2024 12:21:05 -0400 X-MC-Unique: Qmgpn1yYMICXSDFDQoCngg-1 Received: from mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.15]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id C6FF219560A2; Mon, 29 Jul 2024 16:21:00 +0000 (UTC) Received: from warthog.procyon.org.uk.com (unknown [10.42.28.216]) by mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 5C6101955D42; Mon, 29 Jul 2024 16:20:53 +0000 (UTC) From: David Howells To: Christian Brauner , Steve French , Matthew Wilcox Cc: David Howells , Jeff Layton , Gao Xiang , Dominique Martinet , Marc Dionne , Paulo Alcantara , Shyam Prasad N , Tom Talpey , Eric Van Hensbergen , Ilya Dryomov , netfs@lists.linux.dev, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, linux-nfs@vger.kernel.org, ceph-devel@vger.kernel.org, v9fs@lists.linux.dev, linux-erofs@lists.ozlabs.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Steve French Subject: [PATCH 06/24] netfs, cifs: Move CIFS_INO_MODIFIED_ATTR to netfs_inode Date: Mon, 29 Jul 2024 17:19:35 +0100 Message-ID: <20240729162002.3436763-7-dhowells@redhat.com> In-Reply-To: <20240729162002.3436763-1-dhowells@redhat.com> References: <20240729162002.3436763-1-dhowells@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 Content-Type: text/plain; charset="utf-8" Move CIFS_INO_MODIFIED_ATTR to netfs_inode as NETFS_ICTX_MODIFIED_ATTR and then make netfs_perform_write() set it. This means that cifs doesn't need to implement the ->post_modify() hook. Signed-off-by: David Howells cc: Jeff Layton cc: Steve French cc: Paulo Alcantara cc: linux-cifs@vger.kernel.org cc: netfs@lists.linux.dev cc: linux-fsdevel@vger.kernel.org --- fs/netfs/buffered_write.c | 10 ++++++++-- fs/smb/client/cifsglob.h | 1 - fs/smb/client/file.c | 9 +-------- include/linux/netfs.h | 1 + 4 files changed, 10 insertions(+), 11 deletions(-) diff --git a/fs/netfs/buffered_write.c b/fs/netfs/buffered_write.c index fba5b238455b..7ecae5392a1f 100644 --- a/fs/netfs/buffered_write.c +++ b/fs/netfs/buffered_write.c @@ -372,8 +372,14 @@ ssize_t netfs_perform_write(struct kiocb *iocb, struct= iov_iter *iter, } while (iov_iter_count(iter)); =20 out: - if (likely(written) && ctx->ops->post_modify) - ctx->ops->post_modify(inode); + if (likely(written)) { + /* Set indication that ctime and mtime got updated in case + * close is deferred. + */ + set_bit(NETFS_ICTX_MODIFIED_ATTR, &ctx->flags); + if (unlikely(ctx->ops->post_modify)) + ctx->ops->post_modify(inode); + } =20 if (unlikely(wreq)) { ret2 =3D netfs_end_writethrough(wreq, &wbc, writethrough); diff --git a/fs/smb/client/cifsglob.h b/fs/smb/client/cifsglob.h index 8e86fec7dcd2..85e6495dc440 100644 --- a/fs/smb/client/cifsglob.h +++ b/fs/smb/client/cifsglob.h @@ -1573,7 +1573,6 @@ struct cifsInodeInfo { #define CIFS_INO_DELETE_PENDING (3) /* delete pending on server */ #define CIFS_INO_INVALID_MAPPING (4) /* pagecache is invalid */ #define CIFS_INO_LOCK (5) /* lock bit for synchronization */ -#define CIFS_INO_MODIFIED_ATTR (6) /* Indicate change in mtime/= ctime */ #define CIFS_INO_CLOSE_ON_LOCK (7) /* Not to defer the close wh= en lock is set */ unsigned long flags; spinlock_t writers_lock; diff --git a/fs/smb/client/file.c b/fs/smb/client/file.c index b2405dd4d4d4..fd9f82ff44b8 100644 --- a/fs/smb/client/file.c +++ b/fs/smb/client/file.c @@ -286,12 +286,6 @@ static void cifs_rreq_done(struct netfs_io_request *rr= eq) inode_set_atime_to_ts(inode, inode_get_mtime(inode)); } =20 -static void cifs_post_modify(struct inode *inode) -{ - /* Indication to update ctime and mtime as close is deferred */ - set_bit(CIFS_INO_MODIFIED_ATTR, &CIFS_I(inode)->flags); -} - static void cifs_free_request(struct netfs_io_request *rreq) { struct cifs_io_request *req =3D container_of(rreq, struct cifs_io_request= , rreq); @@ -338,7 +332,6 @@ const struct netfs_request_ops cifs_req_ops =3D { .clamp_length =3D cifs_clamp_length, .issue_read =3D cifs_req_issue_read, .done =3D cifs_rreq_done, - .post_modify =3D cifs_post_modify, .begin_writeback =3D cifs_begin_writeback, .prepare_write =3D cifs_prepare_write, .issue_write =3D cifs_issue_write, @@ -1362,7 +1355,7 @@ int cifs_close(struct inode *inode, struct file *file) dclose =3D kmalloc(sizeof(struct cifs_deferred_close), GFP_KERNEL); if ((cfile->status_file_deleted =3D=3D false) && (smb2_can_defer_close(inode, dclose))) { - if (test_and_clear_bit(CIFS_INO_MODIFIED_ATTR, &cinode->flags)) { + if (test_and_clear_bit(NETFS_ICTX_MODIFIED_ATTR, &cinode->netfs.flags))= { inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode)); } diff --git a/include/linux/netfs.h b/include/linux/netfs.h index 5d0288938cc2..2d438aaae685 100644 --- a/include/linux/netfs.h +++ b/include/linux/netfs.h @@ -73,6 +73,7 @@ struct netfs_inode { #define NETFS_ICTX_ODIRECT 0 /* The file has DIO in progress */ #define NETFS_ICTX_UNBUFFERED 1 /* I/O should not use the pagecache */ #define NETFS_ICTX_WRITETHROUGH 2 /* Write-through caching */ +#define NETFS_ICTX_MODIFIED_ATTR 3 /* Indicate change in mtime/ctime */ #define NETFS_ICTX_USE_PGPRIV2 31 /* [DEPRECATED] Use PG_private_2 to mark * write to cache on read */ };