On Thu, 14 Aug 2014 08:02:22 -0700 Randy Dunlap <rdun...@infradead.org> wrote:
> On 08/13/14 22:27, Stephen Rothwell wrote:
> > Hi all,
> >
> > Please do not add code intended for v3.18 until after v3.17-rc1 is
> > released.
> >
> > Changes since 20140813:
> >
>
> on x86_64:
>
> drivers/built-in.o: In function `show_zones_online_to':
> memory.c:(.text+0x13f306): undefined reference to `test_pages_in_a_zone'
>
> in drivers/base/memory.c
>
> when CONFIG_MEMORY_HOTREMOVE is not enabled.
>
> The function implementation in mm/memory_hotplug.c is only built if
> CONFIG_MEMORY_HOTREMOVE is enabled.
Thanks. This way, I suppose.
---
a/drivers/base/memory.c~memory-hotplug-add-sysfs-zones_online_to-attribute-fix-2
+++ a/drivers/base/memory.c
@@ -373,6 +373,7 @@ static ssize_t show_phys_device(struct d
return sprintf(buf, "%d\n", mem->phys_device);
}
+#ifdef CONFIG_MEMORY_HOTREMOVE
static int __zones_online_to(unsigned long end_pfn,
struct page *first_page, unsigned long nr_pages)
{
@@ -432,12 +433,13 @@ static ssize_t show_zones_online_to(stru
return sprintf(buf, "%s\n", zone->name);
}
+static DEVICE_ATTR(zones_online_to, 0444, show_zones_online_to, NULL);
+#endif
static DEVICE_ATTR(phys_index, 0444, show_mem_start_phys_index, NULL);
static DEVICE_ATTR(state, 0644, show_mem_state, store_mem_state);
static DEVICE_ATTR(phys_device, 0444, show_phys_device, NULL);
static DEVICE_ATTR(removable, 0444, show_mem_removable, NULL);
-static DEVICE_ATTR(zones_online_to, 0444, show_zones_online_to, NULL);
/*
* Block size attribute stuff
@@ -584,7 +586,9 @@ static struct attribute *memory_memblk_a
&dev_attr_state.attr,
&dev_attr_phys_device.attr,
&dev_attr_removable.attr,
+#ifdef CONFIG_MEMORY_HOTREMOVE
&dev_attr_zones_online_to.attr,
+#endif
NULL
};
--
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