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Simplify the allocation of page table pages for mips64. Specifically,

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when allocation fails, it suffices to perform VM_WAIT.  The direct map
covers the entirely of physical memory, so unlike 32-bit mips any
physical page can be used as a page table page.
This commit is contained in:
Alan Cox 2015-05-23 16:54:46 +00:00
parent 0a95ab74df
commit 940be86497
1 changed files with 1 additions and 1 deletions
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2
sys/mips/mips/pmap.c
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@ -1036,7 +1036,7 @@ pmap_grow_direct_page_cache()
{
#ifdef __mips_n64
vm_pageout_grow_cache(3, 0, MIPS_XKPHYS_LARGEST_PHYS);
VM_WAIT;
#else
vm_pageout_grow_cache(3, 0, MIPS_KSEG0_LARGEST_PHYS);
#endif