From patchwork Thu Jan 4 09:00:24 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?SsO8cmdlbiBHcm/Dnw==?= X-Patchwork-Id: 13510900 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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7E6ACC4707C for ; Thu, 4 Jan 2024 09:01:21 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.661123.1030831 (Exim 4.92) (envelope-from ) id 1rLJbE-00086i-Nz; Thu, 04 Jan 2024 09:01:12 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 661123.1030831; Thu, 04 Jan 2024 09:01:12 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1rLJbE-00086Z-Kt; Thu, 04 Jan 2024 09:01:12 +0000 Received: by outflank-mailman (input) for mailman id 661123; Thu, 04 Jan 2024 09:01:11 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1rLJbD-00085z-Ri for xen-devel@lists.xenproject.org; Thu, 04 Jan 2024 09:01:11 +0000 Received: from smtp-out1.suse.de (smtp-out1.suse.de [2a07:de40:b251:101:10:150:64:1]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id ce16e9ce-aadf-11ee-98ef-6d05b1d4d9a1; Thu, 04 Jan 2024 10:01:10 +0100 (CET) Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 9B22C21F94; Thu, 4 Jan 2024 09:01:10 +0000 (UTC) Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 7B83813722; Thu, 4 Jan 2024 09:01:10 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id PV71HNZzlmWHWAAAD6G6ig (envelope-from ); Thu, 04 Jan 2024 09:01:10 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: ce16e9ce-aadf-11ee-98ef-6d05b1d4d9a1 From: Juergen Gross To: xen-devel@lists.xenproject.org Cc: Juergen Gross , Jason Andryuk Subject: [PATCH v3 02/33] xen/public: add some more 9pfs xenstore paths Date: Thu, 4 Jan 2024 10:00:24 +0100 Message-Id: <20240104090055.27323-3-jgross@suse.com> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20240104090055.27323-1-jgross@suse.com> References: <20240104090055.27323-1-jgross@suse.com> MIME-Version: 1.0 X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Spamd-Result: default: False [-4.00 / 50.00]; REPLY(-4.00)[] Authentication-Results: smtp-out1.suse.de; none X-Rspamd-Queue-Id: 9B22C21F94 Add some optional additional backend paths for 9pfs PV devices. Those paths will be supported by the new xen-9pfsd 9pfs backend. Signed-off-by: Juergen Gross Reviewed-by: Jason Andryuk --- xen/include/public/io/9pfs.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/xen/include/public/io/9pfs.h b/xen/include/public/io/9pfs.h index 9ad2773082..ac4bf0434b 100644 --- a/xen/include/public/io/9pfs.h +++ b/xen/include/public/io/9pfs.h @@ -71,6 +71,40 @@ * created on the guest (no user ownership squash or remap) * Only "none" is supported in this version of the protocol. * + * max-files + * Values: + * + * The maximum number of files (including directories) allowed for + * this device. Backend support of this node is optional. If the node + * is not present or the value is zero the number of files is not + * limited. + * + * max-open-files + * Values: + * + * The maximum number of files the guest is allowed to have opened + * concurrently. Multiple concurrent opens of the same file are counted + * individually. Backend support of this node is optional. If the node + * is not present or the value is zero a backend specific default is + * applied. + * + * max-space + * Values: + * + * The maximum file space in MiBs the guest is allowed to use for this + * device. Backend support of this node is optional. If the node is + * not present or the value is zero the space is not limited. + * + * auto-delete + * Values: + * + * When set to "1" the backend will delete the file with the oldest + * modification date below in case the allowed maximum file + * space (see ) or file number (see ) is being + * exceeded due to guest activity (creation or extension of files). + * Files currently opened by the guest won't be deleted. Backend + * support of this node is optional. + * ****************************************************************************** * Frontend XenBus Nodes ******************************************************************************