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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 2cc019a3f71..0f9052bcec4 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)
}
}
+static void wbinvd_local(void *unused)
+{
+ wbinvd();
+}
+
static void cpa_flush_array(unsigned long *start, int numpages, int cache,
int in_flags, struct page **pages)
{
@@ -219,7 +224,8 @@ static void cpa_flush_array(unsigned long *start, int numpages, int cache,
/* 4M threshold */
if (numpages >= 1024) {
if (boot_cpu_data.x86 >= 4)
- wbinvd();
+ on_each_cpu(wbinvd_local, NULL, 1);
+
return;
}
/*