Messages in this thread | | | Date | Wed, 22 Feb 2006 16:43:47 -0800 (PST) | Subject | Re: sys_mmap2 on different architectures | From | "David S. Miller" <> |
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From: Benjamin LaHaise <bcrl@kvack.org> Date: Wed, 22 Feb 2006 19:14:11 -0500
> The sys_mmap2() ABI is that the page shift is always fixed to whatever > page size is reasonable for the architecture, typically 2^12. The syscall > should never be exposed as mmap2(), only as the large file size version > of mmap() (aka mmap64()). The other consideration is that it should not > be implemented in 64 bit ABIs, as those machines should be using a 64 bit > native mmap(). Does that clear things up a bit? Cheers,
Aha, that part I didn't catch. Thanks for the clarification Ben.
I wonder why we did things that way with a fixed shift... - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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