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mm/memory_hotplug.c: remove __online_page_set_limits()

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__online_page_set_limits() is a dummy function - remove it and all
callers.

Link: http://lkml.kernel.org/r/8e1bc9d3b492f6bde16e95ebc1dee11d6aefabd7.1567889743.git.jrdr.linux@gmail.com
Link: http://lkml.kernel.org/r/854db2cf8145d9635249c95584d9a91fd774a229.1567889743.git.jrdr.linux@gmail.com
Link: http://lkml.kernel.org/r/9afe6c5a18158f3884a6b302ac2c772f3da49ccc.1567889743.git.jrdr.linux@gmail.com
Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: "Kirill A. Shutemov" <kirill@shutemov.name>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Souptick Joarder 2019-11-30 17:58:20 -08:00 committed by Linus Torvalds
parent f4f5329d45
commit 12cc1c7345
4 changed files with 0 additions and 9 deletions
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1
drivers/hv/hv_balloon.c
View File

@ -680,7 +680,6 @@ static void hv_page_online_one(struct hv_hotadd_state *has, struct page *pg)
__ClearPageOffline(pg);
/* This frame is currently backed; online the page. */
__online_page_set_limits(pg);
generic_online_page(pg, 0);
lockdep_assert_held(&dm_device.ha_lock);

1
drivers/xen/balloon.c
View File

@ -374,7 +374,6 @@ static void xen_online_page(struct page *page, unsigned int order)
mutex_lock(&balloon_mutex);
for (i = 0; i < size; i++) {
p = pfn_to_page(start_pfn + i);
__online_page_set_limits(p);
balloon_append(p);
}
mutex_unlock(&balloon_mutex);

2
include/linux/memory_hotplug.h
View File

@ -106,8 +106,6 @@ extern void generic_online_page(struct page *page, unsigned int order);
extern int set_online_page_callback(online_page_callback_t callback);
extern int restore_online_page_callback(online_page_callback_t callback);
extern void __online_page_set_limits(struct page *page);
extern int try_online_node(int nid);
extern int arch_add_memory(int nid, u64 start, u64 size,

5
mm/memory_hotplug.c
View File

@ -598,11 +598,6 @@ int restore_online_page_callback(online_page_callback_t callback)
}
EXPORT_SYMBOL_GPL(restore_online_page_callback);
void __online_page_set_limits(struct page *page)
{
}
EXPORT_SYMBOL_GPL(__online_page_set_limits);
void generic_online_page(struct page *page, unsigned int order)
{
kernel_map_pages(page, 1 << order, 1);