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xen: simplify sysctl registration for balloon

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register_sysctl_table() is a deprecated compatibility wrapper.
register_sysctl_init() can do the directory creation for you so just
use that.

Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Reviewed-by: Juergen Gross <jgross@suse.com>
This commit is contained in:
Luis Chamberlain 2023-03-02 12:46:12 -08:00
parent 9adcf9d3d5
commit 9f17a75b2d
1 changed files with 1 additions and 19 deletions
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20
drivers/xen/balloon.c
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@ -97,24 +97,6 @@ static struct ctl_table balloon_table[] = {
{ }
};
static struct ctl_table balloon_root[] = {
{
.procname = "balloon",
.mode = 0555,
.child = balloon_table,
},
{ }
};
static struct ctl_table xen_root[] = {
{
.procname = "xen",
.mode = 0555,
.child = balloon_root,
},
{ }
};
#else
#define xen_hotplug_unpopulated 0
#endif
@ -747,7 +729,7 @@ static int __init balloon_init(void)
#ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG
set_online_page_callback(&xen_online_page);
register_memory_notifier(&xen_memory_nb);
register_sysctl_table(xen_root);
register_sysctl_init("xen/balloon", balloon_table);
#endif
balloon_add_regions();