X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fedac%2Fedac_mc.c;h=1b2c2187b34708215045d3413b28e4c7baa05c1a;hb=e09b41010ba33a20a87472ee821fa407a5b8da36;hp=af3be1914dbb8f85496473c4c3c5977edd0ed17a;hpb=f93b97fd65072de626c074dbe099a1fff05ce060;p=kvmfornfv.git

diff --git a/kernel/drivers/edac/edac_mc.c b/kernel/drivers/edac/edac_mc.c
index af3be1914..1b2c2187b 100644
--- a/kernel/drivers/edac/edac_mc.c
+++ b/kernel/drivers/edac/edac_mc.c
@@ -30,11 +30,16 @@
 #include <linux/bitops.h>
 #include <asm/uaccess.h>
 #include <asm/page.h>
-#include <asm/edac.h>
 #include "edac_core.h"
 #include "edac_module.h"
 #include <ras/ras_event.h>
 
+#ifdef CONFIG_EDAC_ATOMIC_SCRUB
+#include <asm/edac.h>
+#else
+#define edac_atomic_scrub(va, size) do { } while (0)
+#endif
+
 /* lock to memory controller's control array */
 static DEFINE_MUTEX(mem_ctls_mutex);
 static LIST_HEAD(mc_devices);
@@ -581,18 +586,10 @@ static void edac_mc_workq_setup(struct mem_ctl_info *mci, unsigned msec,
  */
 static void edac_mc_workq_teardown(struct mem_ctl_info *mci)
 {
-	int status;
-
-	if (mci->op_state != OP_RUNNING_POLL)
-		return;
-
-	status = cancel_delayed_work(&mci->work);
-	if (status == 0) {
-		edac_dbg(0, "not canceled, flush the queue\n");
+	mci->op_state = OP_OFFLINE;
 
-		/* workq instance might be running, wait for it */
-		flush_workqueue(edac_workqueue);
-	}
+	cancel_delayed_work_sync(&mci->work);
+	flush_workqueue(edac_workqueue);
 }
 
 /*
@@ -874,7 +871,7 @@ static void edac_mc_scrub_block(unsigned long page, unsigned long offset,
 	virt_addr = kmap_atomic(pg);
 
 	/* Perform architecture specific atomic scrub operation */
-	atomic_scrub(virt_addr + offset, size);
+	edac_atomic_scrub(virt_addr + offset, size);
 
 	/* Unmap and complete */
 	kunmap_atomic(virt_addr);
@@ -1297,7 +1294,7 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type,
 	grain_bits = fls_long(e->grain) + 1;
 	trace_mc_event(type, e->msg, e->label, e->error_count,
 		       mci->mc_idx, e->top_layer, e->mid_layer, e->low_layer,
-		       PAGES_TO_MiB(e->page_frame_number) | e->offset_in_page,
+		       (e->page_frame_number << PAGE_SHIFT) | e->offset_in_page,
 		       grain_bits, e->syndrome, e->other_detail);
 
 	edac_raw_mc_handle_error(type, mci, e);