X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fpowerpc%2Fmm%2Fppc_mmu_32.c;h=ed7fcfe5fd370882d2264bd3e86ed04b9cbc74aa;hb=8cde0776ec1e86c270f65bf482f96288e6bf0023;hp=cef9e83cc7e9e922d7a3e01fe1a4a16bd5bdbde5;hpb=d8762748cae4f85b3201c0304969d993b42d5258;p=linux-2.6

diff --git a/arch/powerpc/mm/ppc_mmu_32.c b/arch/powerpc/mm/ppc_mmu_32.c
index cef9e83cc7..ed7fcfe5fd 100644
--- a/arch/powerpc/mm/ppc_mmu_32.c
+++ b/arch/powerpc/mm/ppc_mmu_32.c
@@ -178,6 +178,21 @@ void __init setbat(int index, unsigned long virt, unsigned long phys,
 	bat_addrs[index].phys = phys;
 }
 
+/*
+ * Preload a translation in the hash table
+ */
+void hash_preload(struct mm_struct *mm, unsigned long ea,
+		  unsigned long access, unsigned long trap)
+{
+	pmd_t *pmd;
+
+	if (Hash == 0)
+		return;
+	pmd = pmd_offset(pgd_offset(mm, ea), ea);
+	if (!pmd_none(*pmd))
+		add_hash_page(mm->context, ea, pmd_val(*pmd));
+}
+
 /*
  * Initialize the hash table and patch the instructions in hashtable.S.
  */