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On Wed, 28 Oct 1998, Linus Torvalds wrote: > layer how complicates it oevrmuch for little gain. The generated code was > fairly horrible when everything checked the 4M bit in the PMD (it's > actualy in the pgd, but I used the pmd macros to clean up the conceptual > idea). i think the check could be done within pmd_bad() [pgd_bad()] conditions, which branches already exist for all relevant cases. Thus the code path would not differ for normal mappings. > This is pretty non-negotiable, especially if you ever expect to be able to > back-port any chages like this into 2.2.x. yep. -- mingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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