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-rw-r--r--arch/x86/mm/pageattr.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 2cc019a3f71b..0f9052bcec4b 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -204,6 +204,11 @@ static void cpa_flush_range(unsigned long start, int numpages, int cache)
204 } 204 }
205} 205}
206 206
207static void wbinvd_local(void *unused)
208{
209 wbinvd();
210}
211
207static void cpa_flush_array(unsigned long *start, int numpages, int cache, 212static void cpa_flush_array(unsigned long *start, int numpages, int cache,
208 int in_flags, struct page **pages) 213 int in_flags, struct page **pages)
209{ 214{
@@ -219,7 +224,8 @@ static void cpa_flush_array(unsigned long *start, int numpages, int cache,
219 /* 4M threshold */ 224 /* 4M threshold */
220 if (numpages >= 1024) { 225 if (numpages >= 1024) {
221 if (boot_cpu_data.x86 >= 4) 226 if (boot_cpu_data.x86 >= 4)
222 wbinvd(); 227 on_each_cpu(wbinvd_local, NULL, 1);
228
223 return; 229 return;
224 } 230 }
225 /* 231 /*