From mboxrd@z Thu Jan 1 00:00:00 1970 From: Liang Li Subject: [QEMU v2 4/9] virtio-balloon: update linux head file for new feature Date: Fri, 15 Jul 2016 10:47:24 +0800 Message-ID: <1468550849-22172-5-git-send-email-liang.z.li@intel.com> References: <1468550849-22172-1-git-send-email-liang.z.li@intel.com> Cc: mst@redhat.com, pbonzini@redhat.com, quintela@redhat.com, amit.shah@redhat.com, kvm@vger.kernel.org, dgilbert@redhat.com, thuth@redhat.com, Liang Li To: qemu-devel@nongnu.org Return-path: Received: from mga04.intel.com ([192.55.52.120]:49755 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752232AbcGOCzx (ORCPT ); Thu, 14 Jul 2016 22:55:53 -0400 In-Reply-To: <1468550849-22172-1-git-send-email-liang.z.li@intel.com> Sender: kvm-owner@vger.kernel.org List-ID: Update the new feature bit definition for the new virt queue and the request header struct to keep consistent with kernel side. Signed-off-by: Liang Li --- include/standard-headers/linux/virtio_balloon.h | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/include/standard-headers/linux/virtio_balloon.h b/include/standard-headers/linux/virtio_balloon.h index d577359..797a868 100644 --- a/include/standard-headers/linux/virtio_balloon.h +++ b/include/standard-headers/linux/virtio_balloon.h @@ -35,6 +35,7 @@ #define VIRTIO_BALLOON_F_STATS_VQ 1 /* Memory Stats virtqueue */ #define VIRTIO_BALLOON_F_DEFLATE_ON_OOM 2 /* Deflate balloon on OOM */ #define VIRTIO_BALLOON_F_PAGE_BITMAP 3 /* Send page info with bitmap */ +#define VIRTIO_BALLOON_F_MISC_VQ 4 /* Misc info virtqueue */ /* Size of a PFN in the balloon interface. */ #define VIRTIO_BALLOON_PFN_SHIFT 12 @@ -101,4 +102,25 @@ struct balloon_bmap_hdr { __virtio64 bmap_len; }; +enum balloon_req_id { + /* Get free pages information */ + BALLOON_GET_FREE_PAGES, +}; + +enum balloon_flag { + /* Have more data for a request */ + BALLOON_FLAG_CONT, + /* No more data for a request */ + BALLOON_FLAG_DONE, +}; + +struct balloon_req_hdr { + /* Used to distinguish different request */ + __virtio16 cmd; + /* Reserved */ + __virtio16 reserved[3]; + /* Request parameter */ + __virtio64 param; +}; + #endif /* _LINUX_VIRTIO_BALLOON_H */ -- 1.9.1