The patch titled ppc64: add remove_memory() has been added to the -mm tree. Its filename is add-remove_memory-for-ppc64-3.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: ppc64: add remove_memory() From: Badari Pulavarty <pbadari@xxxxxxxxxx> Supply ppc64 remove_memory() function. Arch specific is still being reviewed by Paul Mackerras. Signed-off-by: Badari Pulavarty <pbadari@xxxxxxxxxx> Cc: Yasunori Goto <y-goto@xxxxxxxxxxxxxx> Cc: Paul Mackerras <paulus@xxxxxxxxx> Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- arch/powerpc/mm/mem.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff -puN arch/powerpc/mm/mem.c~add-remove_memory-for-ppc64-3 arch/powerpc/mm/mem.c --- a/arch/powerpc/mm/mem.c~add-remove_memory-for-ppc64-3 +++ a/arch/powerpc/mm/mem.c @@ -129,6 +129,22 @@ int __devinit arch_add_memory(int nid, u 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) _ Patches currently in -mm which might be from pbadari@xxxxxxxxxx are hugetlb-allow-sticky-directory-mount-option.patch memory-hotplug-add-removable-to-sysfs-to-show-memblock-removability.patch add-remove_memory-for-ppc64-3.patch enable-hotplug-memory-remove-for-ppc64.patch add-arch-specific-walk_memory_remove-for-ppc64.patch mem-controller-gfp-mask-fix.patch mount-options-fix-hugetlbfs.patch - To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html