1 files changed, 19 insertions, 1 deletions

diff --git a/drivers/infiniband/hw/ehca/hcp_if.c b/drivers/infiniband/hw/ehca/hcp_if.c
index 3394e05f4b4f..358796ccf008 100644
--- a/drivers/infiniband/hw/ehca/hcp_if.c
+++ b/drivers/infiniband/hw/ehca/hcp_if.c
@@ -427,7 +427,8 @@ u64 hipz_h_register_rpage(const struct ipz_adapter_handle adapter_handle,
 {
         return ehca_plpar_hcall_norets(H_REGISTER_RPAGES,
                                        adapter_handle.handle,      /* r4  */
-                                       queue_type | pagesize << 8, /* r5  */
+                                       (u64)queue_type | ((u64)pagesize) << 8,
+                                       /* r5  */
                                        resource_handle,            /* r6  */
                                        logical_address_of_page,    /* r7  */
                                        count,                      /* r8  */
@@ -724,6 +725,9 @@ u64 hipz_h_alloc_resource_mr(const struct ipz_adapter_handle adapter_handle,
         u64 ret;
         u64 outs[PLPAR_HCALL9_BUFSIZE];
 
+        ehca_gen_dbg("kernel PAGE_SIZE=%x access_ctrl=%016x "
+                     "vaddr=%lx length=%lx",
+                     (u32)PAGE_SIZE, access_ctrl, vaddr, length);
         ret = ehca_plpar_hcall9(H_ALLOC_RESOURCE, outs,
                                 adapter_handle.handle,            /* r4 */
                                 5,                                /* r5 */
@@ -746,8 +750,22 @@ u64 hipz_h_register_rpage_mr(const struct ipz_adapter_handle adapter_handle,
                              const u64 logical_address_of_page,
                              const u64 count)
 {
+        extern int ehca_debug_level;
         u64 ret;
 
+        if (unlikely(ehca_debug_level >= 2)) {
+                if (count > 1) {
+                        u64 *kpage;
+                        int i;
+                        kpage = (u64 *)abs_to_virt(logical_address_of_page);
+                        for (i = 0; i < count; i++)
+                                ehca_gen_dbg("kpage[%d]=%p",
+                                             i, (void *)kpage[i]);
+                } else
+                        ehca_gen_dbg("kpage=%p",
+                                     (void *)logical_address_of_page);
+        }
+
         if ((count > 1) && (logical_address_of_page & (EHCA_PAGESIZE-1))) {
                 ehca_gen_err("logical_address_of_page not on a 4k boundary "
                              "adapter_handle=%lx mr=%p mr_handle=%lx "