Messages in this thread | | | Date | Mon, 4 May 2009 15:05:01 -0500 | From | "Serge E. Hallyn" <> | Subject | Re: [PATCH] utsns: extract creeate_uts_ns() |
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Quoting Alexey Dobriyan (adobriyan@gmail.com): > create_uts_ns() will be used by C/R to create fresh uts_ns. > > Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Serge Hallyn <serue@us.ibm.com>
thanks, -serge
> --- > kernel/utsname.c | 13 +++++++++++-- > 1 files changed, 11 insertions(+), 2 deletions(-) > > diff --git a/kernel/utsname.c b/kernel/utsname.c > index 815237a..8a82b4b 100644 > --- a/kernel/utsname.c > +++ b/kernel/utsname.c > @@ -15,6 +15,16 @@ > #include <linux/err.h> > #include <linux/slab.h> > > +static struct uts_namespace *create_uts_ns(void) > +{ > + struct uts_namespace *uts_ns; > + > + uts_ns = kmalloc(sizeof(struct uts_namespace), GFP_KERNEL); > + if (uts_ns) > + kref_init(&uts_ns->kref); > + return uts_ns; > +} > + > /* > * Clone a new ns copying an original utsname, setting refcount to 1 > * @old_ns: namespace to clone > @@ -24,14 +34,13 @@ static struct uts_namespace *clone_uts_ns(struct uts_namespace *old_ns) > { > struct uts_namespace *ns; > > - ns = kmalloc(sizeof(struct uts_namespace), GFP_KERNEL); > + ns = create_uts_ns(); > if (!ns) > return ERR_PTR(-ENOMEM); > > down_read(&uts_sem); > memcpy(&ns->name, &old_ns->name, sizeof(ns->name)); > up_read(&uts_sem); > - kref_init(&ns->kref); > return ns; > } > > _______________________________________________ > Containers mailing list > Containers@lists.linux-foundation.org > https://lists.linux-foundation.org/mailman/listinfo/containers
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