D24102.id69604.diff
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D24102.id69604.diff
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	Index: sys/powerpc/aim/mmu_oea64.c
	===================================================================
	--- sys/powerpc/aim/mmu_oea64.c
	+++ sys/powerpc/aim/mmu_oea64.c
	@@ -184,10 +184,11 @@

	static struct pvo_entry *moea64_bpvo_pool;
	static int moea64_bpvo_pool_index = 0;
	-static int moea64_bpvo_pool_size = 327680;
	+static int moea64_bpvo_pool_size = 0;
	SYSCTL_INT(_machdep, OID_AUTO, moea64_allocated_bpvo_entries, CTLFLAG_RD,
	&moea64_bpvo_pool_index, 0, "");

	+#define BPVO_POOL_EXPANSION_FACTOR 3
	#define VSID_NBPW (sizeof(u_int32_t) * 8)
	#ifdef __powerpc64__
	#define NVSIDS (NPMAPS * 16)
	@@ -916,6 +917,11 @@
	* Initialise the bootstrap pvo pool.
	*/
	TUNABLE_INT_FETCH("machdep.moea64_bpvo_pool_size", &moea64_bpvo_pool_size);
	+ if (!moea64_bpvo_pool_size) {
	+ moea64_bpvo_pool_size = ((ptoa((uintmax_t)physmem) * sizeof(struct vm_page))
	+ / (PAGE_SIZE * PAGE_SIZE)) * BPVO_POOL_EXPANSION_FACTOR;
	+ }
	+
	moea64_bpvo_pool = (struct pvo_entry *)moea64_bootstrap_alloc(
	moea64_bpvo_pool_size*sizeof(struct pvo_entry), PAGE_SIZE);
	moea64_bpvo_pool_index = 0;