Messages in this thread | | | Date | Thu, 14 Nov 2002 13:38:22 -0800 | From | William Lee Irwin III <> | Subject | Re: [patch] remove hugetlb syscalls |
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On Thu, 14 Nov 2002 12:34:11 -0800, William Lee Irwin III said: William> (3) ->f_op->mmap() will hand -EINVAL back to userspace William> instead of automatically placing the vma, for explicit and William> 0 start adresses
On Thu, Nov 14, 2002 at 01:31:21PM -0800, David Mosberger-Tang wrote: > This sounds like a receipe for creating unportable programs because > the alignment constraints will be different from one platform to > another. (Adding gethugepagesize() in libc would alleviate the > problem but it wouldn't solve it completely.) > Overall, it does sound to me that the hugetlbfs is so specialized that > it would be much cleaner to provide a separate interface at the > user-level. That would leave more flexibility should the > implementation change over time (which it well might). > --david
Okay, that's a serious problem. But it's easy to fix; I'll just call the hugepage vma placement functions that are also used by the syscalls.
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