[libvirt] [PATCH 08/16] Move LXC domain private data into separate file

Daniel Veillard veillard at redhat.com
Thu Jul 19 08:29:17 UTC 2012


On Wed, Jul 18, 2012 at 05:32:29PM +0100, Daniel P. Berrange wrote:
> From: "Daniel P. Berrange" <berrange at redhat.com>
> 
> Move the LXC driver code related to the virDomainObjPtr
> private data into separate lxc_domain.{c,h} files
> to reduce the size of lxc_driver.c
> 
> Signed-off-by: Daniel P. Berrange <berrange at redhat.com>
> ---
>  src/Makefile.am      |    1 +
>  src/lxc/lxc_domain.c |   53 ++++++++++++++++++++++++++++++++++++++++++++++++++
>  src/lxc/lxc_domain.h |   37 +++++++++++++++++++++++++++++++++++
>  src/lxc/lxc_driver.c |   33 ++-----------------------------

  Improving the diff report here in git which would match the identical
chunks moved from one file to another would be a great improvement :-)

>  4 files changed, 93 insertions(+), 31 deletions(-)
>  create mode 100644 src/lxc/lxc_domain.c
>  create mode 100644 src/lxc/lxc_domain.h
> 
> diff --git a/src/Makefile.am b/src/Makefile.am
> index bfe74d3..e18b0dc 100644
> --- a/src/Makefile.am
> +++ b/src/Makefile.am
> @@ -350,6 +350,7 @@ endif
>  LXC_DRIVER_SOURCES =						\
>  		lxc/lxc_conf.c lxc/lxc_conf.h			\
>  		lxc/lxc_container.c lxc/lxc_container.h		\
> +		lxc/lxc_domain.c lxc/lxc_domain.h		\
>  		lxc/lxc_driver.c lxc/lxc_driver.h
>  
>  LXC_CONTROLLER_SOURCES =					\
> diff --git a/src/lxc/lxc_domain.c b/src/lxc/lxc_domain.c
> new file mode 100644
> index 0000000..75fd74f
> --- /dev/null
> +++ b/src/lxc/lxc_domain.c
> @@ -0,0 +1,53 @@
> +/*
> + * Copyright (C) 2010-2012 Red Hat, Inc.
> + * Copyright IBM Corp. 2008
> + *
> + * lxc_domain.h: LXC domain helpers
> + *
> + * This library is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU Lesser General Public
> + * License as published by the Free Software Foundation; either
> + * version 2.1 of the License, or (at your option) any later version.
> + *
> + * This library is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> + * Lesser General Public License for more details.
> + *
> + * You should have received a copy of the GNU Lesser General Public
> + * License along with this library; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
> + */
> +
> +#include <config.h>
> +
> +#include "lxc_domain.h"
> +
> +#include "memory.h"
> +
> +static void *lxcDomainObjPrivateAlloc(void)
> +{
> +    lxcDomainObjPrivatePtr priv;
> +
> +    if (VIR_ALLOC(priv) < 0)
> +        return NULL;
> +
> +    priv->monitor = -1;
> +    priv->monitorWatch = -1;
> +
> +    return priv;
> +}
> +
> +static void lxcDomainObjPrivateFree(void *data)
> +{
> +    lxcDomainObjPrivatePtr priv = data;
> +
> +    VIR_FREE(priv);
> +}
> +
> +
> +void lxcDomainSetPrivateDataHooks(virCapsPtr caps)
> +{
> +    caps->privateDataAllocFunc = lxcDomainObjPrivateAlloc;
> +    caps->privateDataFreeFunc = lxcDomainObjPrivateFree;
> +}
> diff --git a/src/lxc/lxc_domain.h b/src/lxc/lxc_domain.h
> new file mode 100644
> index 0000000..e97b2b4
> --- /dev/null
> +++ b/src/lxc/lxc_domain.h
> @@ -0,0 +1,37 @@
> +/*
> + * Copyright (C) 2010-2012 Red Hat, Inc.
> + * Copyright IBM Corp. 2008
> + *
> + * lxc_domain.h: LXC domain helpers
> + *
> + * This library is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU Lesser General Public
> + * License as published by the Free Software Foundation; either
> + * version 2.1 of the License, or (at your option) any later version.
> + *
> + * This library is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> + * Lesser General Public License for more details.
> + *
> + * You should have received a copy of the GNU Lesser General Public
> + * License along with this library; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
> + */
> +
> +
> +#ifndef __LXC_DOMAIN_H__
> +# define __LXC_DOMAIN_H__
> +
> +# include "lxc_conf.h"
> +
> +typedef struct _lxcDomainObjPrivate lxcDomainObjPrivate;
> +typedef lxcDomainObjPrivate *lxcDomainObjPrivatePtr;
> +struct _lxcDomainObjPrivate {
> +    int monitor;
> +    int monitorWatch;
> +};
> +
> +void lxcDomainSetPrivateDataHooks(virCapsPtr caps);
> +
> +#endif /* __LXC_DOMAIN_H__ */
> diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
> index c341125..d3895d5 100644
> --- a/src/lxc/lxc_driver.c
> +++ b/src/lxc/lxc_driver.c
> @@ -40,6 +40,7 @@
>  #include "datatypes.h"
>  #include "lxc_conf.h"
>  #include "lxc_container.h"
> +#include "lxc_domain.h"
>  #include "lxc_driver.h"
>  #include "memory.h"
>  #include "util.h"
> @@ -69,14 +70,6 @@
>  
>  #define LXC_NB_MEM_PARAM  3
>  
> -typedef struct _lxcDomainObjPrivate lxcDomainObjPrivate;
> -typedef lxcDomainObjPrivate *lxcDomainObjPrivatePtr;
> -struct _lxcDomainObjPrivate {
> -    int monitor;
> -    int monitorWatch;
> -};
> -
> -
>  static int lxcStartup(int privileged);
>  static int lxcShutdown(void);
>  static lxc_driver_t *lxc_driver = NULL;
> @@ -92,27 +85,6 @@ static void lxcDriverUnlock(lxc_driver_t *driver)
>      virMutexUnlock(&driver->lock);
>  }
>  
> -static void *lxcDomainObjPrivateAlloc(void)
> -{
> -    lxcDomainObjPrivatePtr priv;
> -
> -    if (VIR_ALLOC(priv) < 0)
> -        return NULL;
> -
> -    priv->monitor = -1;
> -    priv->monitorWatch = -1;
> -
> -    return priv;
> -}
> -
> -static void lxcDomainObjPrivateFree(void *data)
> -{
> -    lxcDomainObjPrivatePtr priv = data;
> -
> -    VIR_FREE(priv);
> -}
> -
> -
>  static void lxcDomainEventQueue(lxc_driver_t *driver,
>                                  virDomainEventPtr event);
>  
> @@ -2678,8 +2650,7 @@ static int lxcStartup(int privileged)
>      if ((lxc_driver->caps = lxcCapsInit(lxc_driver)) == NULL)
>          goto cleanup;
>  
> -    lxc_driver->caps->privateDataAllocFunc = lxcDomainObjPrivateAlloc;
> -    lxc_driver->caps->privateDataFreeFunc = lxcDomainObjPrivateFree;
> +    lxcDomainSetPrivateDataHooks(lxc_driver->caps);
>  
>      if (lxcProcessAutoDestroyInit(lxc_driver) < 0)
>          goto cleanup;

  ACK


Daniel

-- 
Daniel Veillard      | libxml Gnome XML XSLT toolkit  http://xmlsoft.org/
daniel at veillard.com  | Rpmfind RPM search engine http://rpmfind.net/
http://veillard.com/ | virtualization library  http://libvirt.org/




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