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authorBadari Pulavarty <pbadari@us.ibm.com>2008-10-18 20:25:58 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-20 08:50:25 -0700
commit71088785c6bc68fddb450063d57b1bd1c78e0ea1 (patch)
tree026e0e2be8aac85959424211f7e319be6cac40ca /arch/s390/mm/init.c
parent8433ac61acf733dc4b427de5f0891518c21538f9 (diff)
mm: cleanup to make remove_memory() arch-neutral
There is nothing architecture specific about remove_memory(). remove_memory() function is common for all architectures which support hotplug memory remove. Instead of duplicating it in every architecture, collapse them into arch neutral function. [akpm@linux-foundation.org: fix the export] Signed-off-by: Badari Pulavarty <pbadari@us.ibm.com> Cc: Yasunori Goto <y-goto@jp.fujitsu.com> Cc: Gary Hade <garyhade@us.ibm.com> Cc: Mel Gorman <mel@csn.ul.ie> Cc: Yasunori Goto <y-goto@jp.fujitsu.com> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/s390/mm/init.c')
-rw-r--r--arch/s390/mm/init.c11
1 files changed, 0 insertions, 11 deletions
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index 1169130a97ef..158b0d6d7046 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -189,14 +189,3 @@ int arch_add_memory(int nid, u64 start, u64 size)
return rc;
}
#endif /* CONFIG_MEMORY_HOTPLUG */
-
-#ifdef CONFIG_MEMORY_HOTREMOVE
-int remove_memory(u64 start, u64 size)
-{
- unsigned long start_pfn, end_pfn;
-
- start_pfn = PFN_DOWN(start);
- end_pfn = start_pfn + PFN_DOWN(size);
- return offline_pages(start_pfn, end_pfn, 120 * HZ);
-}
-#endif /* CONFIG_MEMORY_HOTREMOVE */