Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=aa620abe756207222d234f785d41435fac486e06 Commit: aa620abe756207222d234f785d41435fac486e06 Parent: 44621be4b563fbce32007ebfac91dfe8f5692743 Author: Badari Pulavarty <[EMAIL PROTECTED]> AuthorDate: Tue Feb 5 00:10:16 2008 -0800 Committer: Paul Mackerras <[EMAIL PROTECTED]> CommitDate: Fri Feb 8 19:52:47 2008 +1100
[POWERPC] Add remove_memory() for 64-bit powerpc Supply remove_memory() function for 64-bit powerpc. This is still not quite complete as it needs to do some more arch-specific stuff, which will be added in a later patch. Signed-off-by: Badari Pulavarty <[EMAIL PROTECTED]> Cc: Yasunori Goto <[EMAIL PROTECTED]> Cc: Benjamin Herrenschmidt <[EMAIL PROTECTED]> Signed-off-by: Andrew Morton <[EMAIL PROTECTED]> Signed-off-by: Paul Mackerras <[EMAIL PROTECTED]> --- arch/powerpc/mm/mem.c | 16 ++++++++++++++++ 1 files changed, 16 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 93a5c53..f0a1fd2 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -129,6 +129,22 @@ int __devinit arch_add_memory(int nid, u64 start, u64 size) return __add_pages(zone, start_pfn, nr_pages); } +#ifdef CONFIG_MEMORY_HOTREMOVE +int remove_memory(u64 start, u64 size) +{ + unsigned long start_pfn, end_pfn; + int ret; + + start_pfn = start >> PAGE_SHIFT; + end_pfn = start_pfn + (size >> PAGE_SHIFT); + ret = offline_pages(start_pfn, end_pfn, 120 * HZ); + if (ret) + goto out; + /* Arch-specific calls go here - next patch */ +out: + return ret; +} +#endif /* CONFIG_MEMORY_HOTREMOVE */ #endif /* CONFIG_MEMORY_HOTPLUG */ void show_mem(void) - To unsubscribe from this list: send the line "unsubscribe git-commits-head" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html