On 2013/1/31 16:23, Ric Mason wrote: > Hi all, > > It seems that Andi's "Support more pagesizes for > MAP_HUGETLB/SHM_HUGETLB" patch has already merged. According to the > patch, x86 will support 2MB and 1GB huge pages. But I just see > hugepages-2048kB under /sys/kernel/mm/hugepages/ on my x86_32 PAE desktop. > Where is 1GB huge pages? Hi Ric, By default only has 2M huge pages, you can specify "hugepagesz=1G hugepages=xx" in boot option, then you can see: /sys/kernel/mm/hugepages/hugepages-1048576kB. Thanks, Jianguo Wu > > Regards, > Ric > > -- > To unsubscribe, send a message with 'unsubscribe linux-mm' in > the body to majordomo@xxxxxxxxx. For more info on Linux MM, > see: http://www.linux-mm.org/ . > Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a> > > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>