Re: [PATCH 11/13] BC: vmrss (preparations)

[Kirill Korotaev]

Thanks a lot!!!

> Kirill Korotaev wrote:
>
> <snip>
>
> > --- ./include/bc/beancounter.h.bcvmrssprep    2006-09-05
> > 13:17:50.000000000 +0400
> > +++ ./include/bc/beancounter.h    2006-09-05 13:44:33.000000000 +0400
> > @@ -45,6 +45,13 @@ struct bc_resource_parm {
> > #define BC_MAXVALUE    LONG_MAX
> >
> > /*
> > + * This magic is used to distinuish user beancounter and pages beancounter
> > + * in struct page. page_ub and page_bc are placed in union and MAGIC
> > + * ensures us that we don't use pbc as ubc in bc_page_uncharge().
> > + */
> > +#define BC_MAGIC                0x62756275UL
> > +
> > +/*
> > *    Resource management structures
> > * Serialization issues:
> > *   beancounter list management is protected via bc_hash_lock
> > @@ -54,11 +61,13 @@ struct bc_resource_parm {
> > */
> >
> > struct beancounter {
> > +    unsigned long        bc_magic;
> >    atomic_t        bc_refcount;
> >    spinlock_t        bc_lock;
> >    bcid_t            bc_id;
> >    struct hlist_node    hash;
> >
> > +    unsigned long        unused_privvmpages;
> >    /* resources statistics and settings */
> >    struct bc_resource_parm    bc_parms[BC_RESOURCES];
> > };
> > @@ -74,6 +83,8 @@ enum bc_severity { BC_BARRIER, BC_LIMIT,
> >
> > #ifdef CONFIG_BEANCOUNTERS
> >
> > +extern unsigned int nr_beancounters = 1;
> > +
>
>
> my gcc doesn't like this one ...
>
> regards,
>
> C.
>
> Signed-off-by: Cedric Le Goater <clg@xxxxxxxxxx>
>
> ---
>  include/bc/beancounter.h |    2 +-
>  kernel/bc/beancounter.c  |    2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
>
> Index: 2.6.18-rc5-mm1/include/bc/beancounter.h
> ===================================================================
> --- 2.6.18-rc5-mm1.orig/include/bc/beancounter.h
> +++ 2.6.18-rc5-mm1/include/bc/beancounter.h
> @@ -86,7 +86,7 @@ enum bc_severity { BC_BARRIER, BC_LIMIT,
>
>  #ifdef CONFIG_BEANCOUNTERS
>
> -extern unsigned int nr_beancounters = 1;
> +extern unsigned int nr_beancounters;
>
>  /*
>   * These functions tune minheld and maxheld values for a given
> Index: 2.6.18-rc5-mm1/kernel/bc/beancounter.c
> ===================================================================
> --- 2.6.18-rc5-mm1.orig/kernel/bc/beancounter.c
> +++ 2.6.18-rc5-mm1/kernel/bc/beancounter.c
> @@ -20,7 +20,7 @@ static void init_beancounter_struct(stru
>
>  struct beancounter init_bc;
>
> -unsigned int nr_beancounters;
> +unsigned int nr_beancounters = 1;
>
>  const char *bc_rnames[] = {
>  	"kmemsize",	/* 0 */

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