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author | David S. Miller <davem@sunset.davemloft.net> | 2006-03-18 22:16:23 -0500 |
---|---|---|
committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-20 04:16:40 -0500 |
commit | 88d7079458f87d6f2d2261b2f87b7b9416019f5e (patch) | |
tree | 7e27074dcb05a795c15ed9455134c9e676b63aff /arch/sparc64 | |
parent | 9b4006dcf6a8c43bd482b9c1ec576f0ed270ef23 (diff) |
[SPARC64]: Allow CONFIG_MEMORY_HOTPLUG to build.
online_page() is straightforward, and then add a dummy
remove_memory() that returns -EINVAL just like i386.
There is no point in implementing remove_memory() since
__remove_pages() has no implementation either.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64')
-rw-r--r-- | arch/sparc64/mm/init.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/sparc64/mm/init.c b/arch/sparc64/mm/init.c index a1a364e537c..c2b556106fc 100644 --- a/arch/sparc64/mm/init.c +++ b/arch/sparc64/mm/init.c | |||
@@ -1805,3 +1805,21 @@ void __flush_tlb_all(void) | |||
1805 | __asm__ __volatile__("wrpr %0, 0, %%pstate" | 1805 | __asm__ __volatile__("wrpr %0, 0, %%pstate" |
1806 | : : "r" (pstate)); | 1806 | : : "r" (pstate)); |
1807 | } | 1807 | } |
1808 | |||
1809 | #ifdef CONFIG_MEMORY_HOTPLUG | ||
1810 | |||
1811 | void online_page(struct page *page) | ||
1812 | { | ||
1813 | ClearPageReserved(page); | ||
1814 | set_page_count(page, 0); | ||
1815 | free_cold_page(page); | ||
1816 | totalram_pages++; | ||
1817 | num_physpages++; | ||
1818 | } | ||
1819 | |||
1820 | int remove_memory(u64 start, u64 size) | ||
1821 | { | ||
1822 | return -EINVAL; | ||
1823 | } | ||
1824 | |||
1825 | #endif /* CONFIG_MEMORY_HOTPLUG */ | ||