Nish Aravamudan wrote: > On 11/28/07, Randy Dunlap <[EMAIL PROTECTED]> wrote: >> On Tue, 27 Nov 2007 23:03:10 -0600 Jon Tollefson wrote: >> >>> This patch adds the hugepagesz boot-time parameter for ppc64 that lets >>> you pick the size for your huge pages. The choices available are 64K >>> and 16M. It defaults to 16M (previously the only choice) if nothing or >>> an invalid choice is specified. Tested 64K huge pages with the >>> libhugetlbfs 1.2 release with its 'make func' and 'make stress' test >>> invocations. >>> >>> This patch requires the patch posted by Mel Gorman that adds >>> HUGETLB_PAGE_SIZE_VARIABLE; "[PATCH] Fix boot problem with iSeries >>> lacking hugepage support" on 2007-11-15. >>> >>> Signed-off-by: Jon Tollefson <[EMAIL PROTECTED]> >>> --- >>> >>> Documentation/kernel-parameters.txt | 1 >>> arch/powerpc/mm/hash_utils_64.c | 11 +-------- >>> arch/powerpc/mm/hugetlbpage.c | 41 >>> ++++++++++++++++++++++++++++++++++++ >>> include/asm-powerpc/mmu-hash64.h | 1 >>> mm/hugetlb.c | 1 >>> 5 files changed, 46 insertions(+), 9 deletions(-) >>> >>> diff --git a/Documentation/kernel-parameters.txt >>> b/Documentation/kernel-parameters.txt >>> index 33121d6..2fc1fb8 100644 >>> --- a/Documentation/kernel-parameters.txt >>> +++ b/Documentation/kernel-parameters.txt >>> @@ -685,6 +685,7 @@ and is between 256 and 4096 characters. It is defined >>> in the file >>> See Documentation/isdn/README.HiSax. >>> >>> hugepages= [HW,X86-32,IA-64] Maximal number of HugeTLB pages. >>> + hugepagesz= [HW,IA-64,PPC] The size of the HugeTLB pages. >> Any chance of spelling it as "hugepagesize" so that it's a little >> less cryptic and more difficult to typo as "hugepages"? >> (i.e., less confusion between them) > > It already exists as hugepagesz= for IA64. Changing it to hugepagesize > would either make ppc be different than IA64, or require keeping both > so as to make IA64 setups continue working as before?
Oh, but it wasn't in Doc/kernel-parameters.txt ? :( OK, just leave it as is, I think. Thanks, -- ~Randy _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
