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| author | Badari Pulavarty <pbadari@us.ibm.com> | 2008-10-18 20:25:58 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-20 08:50:25 -0700 |
| commit | 71088785c6bc68fddb450063d57b1bd1c78e0ea1 (patch) | |
| tree | 026e0e2be8aac85959424211f7e319be6cac40ca /arch/ia64/mm | |
| parent | 8433ac61acf733dc4b427de5f0891518c21538f9 (diff) | |
| download | linux-71088785c6bc68fddb450063d57b1bd1c78e0ea1.tar.gz linux-71088785c6bc68fddb450063d57b1bd1c78e0ea1.tar.bz2 linux-71088785c6bc68fddb450063d57b1bd1c78e0ea1.zip | |
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/ia64/mm')
| -rw-r--r-- | arch/ia64/mm/init.c | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index f482a9098e32..054bcd9439aa 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -700,23 +700,6 @@ int arch_add_memory(int nid, u64 start, u64 size) return ret; } -#ifdef CONFIG_MEMORY_HOTREMOVE -int remove_memory(u64 start, u64 size) -{ - unsigned long start_pfn, end_pfn; - unsigned long timeout = 120 * HZ; - int ret; - start_pfn = start >> PAGE_SHIFT; - end_pfn = start_pfn + (size >> PAGE_SHIFT); - ret = offline_pages(start_pfn, end_pfn, timeout); - if (ret) - goto out; - /* we can free mem_map at this point */ -out: - return ret; -} -EXPORT_SYMBOL_GPL(remove_memory); -#endif /* CONFIG_MEMORY_HOTREMOVE */ #endif /* |