@@ -49,7 +49,7 @@ enum l1d_flush_type {
L1D_FLUSH_MTTRIG = 0x8,
};
-void __init setup_rfi_flush(enum l1d_flush_type, bool enable);
+void setup_rfi_flush(enum l1d_flush_type, bool enable);
void do_rfi_flush_fixups(enum l1d_flush_type types);
#endif /* !__ASSEMBLY__ */
@@ -836,6 +836,10 @@ static void init_fallback_flush(void)
u64 l1d_size, limit;
int cpu;
+ /* Only allocate the fallback flush area once (at boot time). */
+ if (l1d_flush_fallback_area)
+ return;
+
l1d_size = ppc64_caches.l1d.size;
limit = min(safe_stack_limit(), ppc64_rma_size);
@@ -853,7 +857,7 @@ static void init_fallback_flush(void)
}
}
-void __init setup_rfi_flush(enum l1d_flush_type types, bool enable)
+void setup_rfi_flush(enum l1d_flush_type types, bool enable)
{
if (types & L1D_FLUSH_FALLBACK) {
pr_info("rfi-flush: Using fallback displacement flush\n");