On 32-bit targets, we otherwise get a warning about an impossible constant
integer expression:

In file included from include/linux/kernel.h:11,
                 from include/linux/interrupt.h:6,
                 from drivers/infiniband/hw/bnxt_re/ib_verbs.c:39:
drivers/infiniband/hw/bnxt_re/ib_verbs.c: In function 'bnxt_re_query_device':
include/linux/bitops.h:7:24: error: left shift count >= width of type 
[-Werror=shift-count-overflow]
 #define BIT(nr)   (1UL << (nr))
                        ^~
drivers/infiniband/hw/bnxt_re/bnxt_re.h:61:34: note: in expansion of macro 'BIT'
 #define BNXT_RE_MAX_MR_SIZE_HIGH BIT(39)
                                  ^~~
drivers/infiniband/hw/bnxt_re/bnxt_re.h:62:30: note: in expansion of macro 
'BNXT_RE_MAX_MR_SIZE_HIGH'
 #define BNXT_RE_MAX_MR_SIZE  BNXT_RE_MAX_MR_SIZE_HIGH
                              ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/infiniband/hw/bnxt_re/ib_verbs.c:149:25: note: in expansion of macro 
'BNXT_RE_MAX_MR_SIZE'
  ib_attr->max_mr_size = BNXT_RE_MAX_MR_SIZE;
                         ^~~~~~~~~~~~~~~~~~~

Fixes: 872f3578241d ("RDMA/bnxt_re: Add support for MRs with Huge pages")
Signed-off-by: Arnd Bergmann <a...@arndb.de>
---
 drivers/infiniband/hw/bnxt_re/bnxt_re.h  | 4 ++--
 drivers/infiniband/hw/bnxt_re/ib_verbs.c | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/infiniband/hw/bnxt_re/bnxt_re.h 
b/drivers/infiniband/hw/bnxt_re/bnxt_re.h
index ca32057e886f..32dbde48f3e6 100644
--- a/drivers/infiniband/hw/bnxt_re/bnxt_re.h
+++ b/drivers/infiniband/hw/bnxt_re/bnxt_re.h
@@ -57,8 +57,8 @@
 #define BNXT_RE_PAGE_SIZE_8M           BIT(BNXT_RE_PAGE_SHIFT_8M)
 #define BNXT_RE_PAGE_SIZE_1G           BIT(BNXT_RE_PAGE_SHIFT_1G)
 
-#define BNXT_RE_MAX_MR_SIZE_LOW                BIT(BNXT_RE_PAGE_SHIFT_1G)
-#define BNXT_RE_MAX_MR_SIZE_HIGH       BIT(39)
+#define BNXT_RE_MAX_MR_SIZE_LOW                BIT_ULL(BNXT_RE_PAGE_SHIFT_1G)
+#define BNXT_RE_MAX_MR_SIZE_HIGH       BIT_ULL(39)
 #define BNXT_RE_MAX_MR_SIZE            BNXT_RE_MAX_MR_SIZE_HIGH
 
 #define BNXT_RE_MAX_QPC_COUNT          (64 * 1024)
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c 
b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
index ae9e9ff54826..56878387c8f9 100644
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -3548,7 +3548,7 @@ struct ib_mr *bnxt_re_reg_user_mr(struct ib_pd *ib_pd, 
u64 start, u64 length,
        int umem_pgs, page_shift, rc;
 
        if (length > BNXT_RE_MAX_MR_SIZE) {
-               dev_err(rdev_to_dev(rdev), "MR Size: %lld > Max 
supported:%ld\n",
+               dev_err(rdev_to_dev(rdev), "MR Size: %lld > Max 
supported:%lld\n",
                        length, BNXT_RE_MAX_MR_SIZE);
                return ERR_PTR(-ENOMEM);
        }
-- 
2.9.0

Reply via email to