Messages in this thread | | | Date | Tue, 15 Aug 2006 07:42:28 +0400 | From | Alexey Dobriyan <> | Subject | Re: What kind of page allocation optimization does the kernel implemented? |
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On Mon, Aug 14, 2006 at 11:07:34PM -0400, Lei Jin wrote: > Does the kernel support the page coloring algorithm? I cannot find any > clue from the code.
IANVMHacker, but
$ grep color -n -r mm/ mm/page_alloc.c:1743: * of pages of one half of the possible page colors mm/page_alloc.c:1744: * and the other with pages of the other colors. mm/mmap.c:379: rb_insert_color(&vma->vm_rb, &mm->mm_rb); mm/nommu.c:351: rb_insert_color(&vma->vm_rb, &nommu_vma_tree); mm/slab.c:295: unsigned int colour_next; /* Per-node cache coloring */ mm/mempolicy.c:1420: rb_insert_color(&new->nd, &sp->root);
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