Blackfin: add blackfin_invalidate_entire_icache for SMP systems

The KGDB code uses this when switching processors to make sure the icache
is in a valid state.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c
index f5f516e817f4..6454babdfaff 100644
--- a/arch/blackfin/kernel/setup.c
+++ b/arch/blackfin/kernel/setup.c
@@ -1181,6 +1181,9 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 #ifdef __ARCH_SYNC_CORE_DCACHE
         seq_printf(m, "SMP Dcache Flushes\t: %lu\n\n", cpudata->dcache_invld_count);
 #endif
+#ifdef __ARCH_SYNC_CORE_ICACHE
+        seq_printf(m, "SMP Icache Flushes\t: %lu\n\n", cpudata->icache_invld_count);
+#endif
 #ifdef CONFIG_BFIN_ICACHE_LOCK
         switch ((cpudata->imemctl >> 3) & WAYALL_L) {
         case WAY0_L: