From 12cc1c7345b6bf34c45ccaa75393e2d6eb707d7b Mon Sep 17 00:00:00 2001 From: Souptick Joarder Date: Sat, 30 Nov 2019 17:58:20 -0800 Subject: [PATCH] mm/memory_hotplug.c: remove __online_page_set_limits() __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 Reviewed-by: David Hildenbrand Acked-by: Michal Hocko Cc: Juergen Gross Cc: "Kirill A. Shutemov" Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/hv/hv_balloon.c | 1 - drivers/xen/balloon.c | 1 - include/linux/memory_hotplug.h | 2 -- mm/memory_hotplug.c | 5 ----- 4 files changed, 9 deletions(-) diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c index 65ab170d4a9a..da6ced15c6c5 100644 --- a/drivers/hv/hv_balloon.c +++ b/drivers/hv/hv_balloon.c @@ -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); diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index 5bae515c8e25..4f2e78a5e4db 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c @@ -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); diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 101d97e7e2ac..3a08ecdfca11 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -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, diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index fee3bacdd700..55ac23ef11c1 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -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); -- 2.20.1