From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from rcsinet10.oracle.com (rcsinet10.oracle.com [148.87.113.121]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "rcsinet10.oracle.com", Issuer "VeriSign Class 3 International Server CA - G3" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id 4B0A7B6FE2 for ; Fri, 10 Jun 2011 05:41:12 +1000 (EST) Date: Thu, 9 Jun 2011 12:40:10 -0700 From: Randy Dunlap To: Timur Tabi Subject: Re: [PATCH 7/7] [v5] drivers/virt: introduce Freescale hypervisor management driver Message-Id: <20110609124010.6335559e.randy.dunlap@oracle.com> In-Reply-To: <1307646794-26374-1-git-send-email-timur@freescale.com> References: <1307646794-26374-1-git-send-email-timur@freescale.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Cc: arnd@arndb.de, konrad.wilk@oracle.com, kumar.gala@freescale.com, linux-kernel@vger.kernel.org, cmetcalf@tilera.com, akpm@kernel.org, dsaxena@linaro.org, linux-console@vger.kernel.org, greg@kroah.com, virtualization@lists.linux-foundation.org, linuxppc-dev@lists.ozlabs.org, alan@lxorguk.ukuu.org.uk List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Thu, 9 Jun 2011 14:13:14 -0500 Timur Tabi wrote: > Add the drivers/virt directory, which houses drivers that support > virtualization environments, and add the Freescale hypervisor management > driver. > > The Freescale hypervisor management driver provides several services to > drivers and applications related to the Freescale hypervisor: > > 1. An ioctl interface for querying and managing partitions > > 2. A file interface to reading incoming doorbells > > 3. An interrupt handler for shutting down the partition upon receiving the > shutdown doorbell from a manager partition > > 4. A kernel interface for receiving callbacks when a managed partition > shuts down. > > Signed-off-by: Timur Tabi > --- > drivers/Kconfig | 2 + > drivers/Makefile | 3 + > drivers/virt/Kconfig | 32 ++ > drivers/virt/Makefile | 5 + > drivers/virt/fsl_hypervisor.c | 983 ++++++++++++++++++++++++++++++++++++++++ > include/linux/Kbuild | 1 + > include/linux/fsl_hypervisor.h | 231 ++++++++++ > 7 files changed, 1257 insertions(+), 0 deletions(-) > create mode 100644 drivers/virt/Kconfig > create mode 100644 drivers/virt/Makefile > create mode 100644 drivers/virt/fsl_hypervisor.c > create mode 100644 include/linux/fsl_hypervisor.h > diff --git a/include/linux/fsl_hypervisor.h b/include/linux/fsl_hypervisor.h > new file mode 100644 > index 0000000..d1ca2b1 > --- /dev/null > +++ b/include/linux/fsl_hypervisor.h > @@ -0,0 +1,231 @@ [snip] > +/** > + * enum fsl_hv_ioctl_cmd - ioctl commands > + * @FSL_HV_IOCTL_PARTITION_RESTART: restart another partition > + * @FSL_HV_IOCTL_PARTITION_GET_STATUS: get a partition's status > + * @FSL_HV_IOCTL_PARTITION_START: boot another partition > + * @FSL_HV_IOCTL_PARTITION_STOP: stop this or another partition > + * @FSL_HV_IOCTL_MEMCPY: copy data from one partition to another > + * @FSL_HV_IOCTL_DOORBELL: ring a doorbell > + * @FSL_HV_IOCTL_GETPROP: get a property from another guest's device tree > + * @FSL_HV_IOCTL_SETPROP: set a property in another guest's device tree > + * > + * This enum lists the available ioctl commands for the Freescale hypervisor > + * management driver. The meaning > + */ > +enum fsl_hv_ioctl_cmd { > + FSL_HV_IOCTL_PARTITION_RESTART = _IOWR(0, 1, struct fsl_hv_ioctl_restart), > + FSL_HV_IOCTL_PARTITION_GET_STATUS = _IOWR(0, 2, struct fsl_hv_ioctl_status), > + FSL_HV_IOCTL_PARTITION_START = _IOWR(0, 3, struct fsl_hv_ioctl_start), > + FSL_HV_IOCTL_PARTITION_STOP = _IOWR(0, 4, struct fsl_hv_ioctl_stop), > + FSL_HV_IOCTL_MEMCPY = _IOWR(0, 5, struct fsl_hv_ioctl_memcpy), > + FSL_HV_IOCTL_DOORBELL = _IOWR(0, 6, struct fsl_hv_ioctl_doorbell), > + FSL_HV_IOCTL_GETPROP = _IOWR(0, 7, struct fsl_hv_ioctl_prop), > + FSL_HV_IOCTL_SETPROP = _IOWR(0, 8, struct fsl_hv_ioctl_prop), > +}; Missing an entry in Documentation/ioctl/ioctl-number.txt for 0 (with conflict!). --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code ***