From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56461) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bNtIB-00078H-C2 for qemu-devel@nongnu.org; Thu, 14 Jul 2016 22:55:56 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bNtI9-0006hi-Lu for qemu-devel@nongnu.org; Thu, 14 Jul 2016 22:55:54 -0400 Received: from mga04.intel.com ([192.55.52.120]:27069) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bNtI9-0006hY-Fv for qemu-devel@nongnu.org; Thu, 14 Jul 2016 22:55:53 -0400 From: Liang Li Date: Fri, 15 Jul 2016 10:47:24 +0800 Message-Id: <1468550849-22172-5-git-send-email-liang.z.li@intel.com> In-Reply-To: <1468550849-22172-1-git-send-email-liang.z.li@intel.com> References: <1468550849-22172-1-git-send-email-liang.z.li@intel.com> Subject: [Qemu-devel] [QEMU v2 4/9] virtio-balloon: update linux head file for new feature List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org 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 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