On Thu, May 03, 2007 at 06:38:21PM -0700, Paul Jackson wrote: > Adding Christoph Lameter <[EMAIL PROTECTED]> to the cc list, as he knows > more about hugetlb pages than I do. > This patch strikes me as a bit odd. > Granted, it's solving what could be a touchy problem with a fairly > simple solution, which is usually a Good Thing(tm). > However, the idea that different tasks would see different values for > the following fields in /proc/meminfo: > HugePages_Total: 0 > HugePages_Free: 0 > strikes me as odd, and risky. I would have thought that usually, all > tasks in the system should see the same values in the files in /proc > (as opposed to the files in particular task subdirectories /proc/<pid>.) > This patch strikes me as a bit of a hack, good for compatibility, but > hiding a booby trap that will bite some user code in the long run. > But I'm not enough of an expert to know what the right tradeoffs are > in this matter.
The semantics of the global /proc/meminfo should not change; a separate per-cpuset reporting mechanism should really be used. -- wli - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
