Differential D21823 Diff 62755 sys/powerpc/powerpc/mmu_if.m

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sys/powerpc/powerpc/mmu_if.m

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}		}

static void mmu_null_remove_pages(mmu_t mmu, pmap_t pmap)		static void mmu_null_remove_pages(mmu_t mmu, pmap_t pmap)
{		{
return;		return;
}		}

static int mmu_null_mincore(mmu_t mmu, pmap_t pmap, vm_offset_t addr,		static int mmu_null_mincore(mmu_t mmu, pmap_t pmap, vm_offset_t addr,
vm_paddr_t *locked_pa)		vm_paddr_t *pap)
{		{
return (0);		return (0);
}		}

static void mmu_null_deactivate(struct thread *td)		static void mmu_null_deactivate(struct thread *td)
{		{
return;		return;
}		}
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};		};


/**		/**
* @brief Extract mincore(2) information from a mapping.		* @brief Extract mincore(2) information from a mapping.
*		*
* @param _pmap physical map		* @param _pmap physical map
* @param _addr page virtual address		* @param _addr page virtual address
* @param _locked_pa page physical address		* @param _pa page physical address
*		*
* @retval 0 no result		* @retval 0 no result
* @retval non-zero mincore(2) flag values		* @retval non-zero mincore(2) flag values
*/		*/
METHOD int mincore {		METHOD int mincore {
mmu_t _mmu;		mmu_t _mmu;
pmap_t _pmap;		pmap_t _pmap;
vm_offset_t _addr;		vm_offset_t _addr;
vm_paddr_t *_locked_pa;		vm_paddr_t *_pap;
} DEFAULT mmu_null_mincore;		} DEFAULT mmu_null_mincore;


/**		/**
* @brief Perform any operations required to allow a physical map to be used		* @brief Perform any operations required to allow a physical map to be used
* before it's address space is accessed.		* before it's address space is accessed.
*		*
* @param _td thread associated with physical map		* @param _td thread associated with physical map
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