Le 30/08/2025 à 05:51, Ritesh Harjani (IBM) a écrit :
We get below errors when we try to enable debug logs in book3s64/hash_utils.c
This patch fixes these errors related to phys_addr_t printf format.

arch/powerpc/mm/book3s64/hash_utils.c: In function ‘htab_initialize’:
arch/powerpc/mm/book3s64/hash_utils.c:1401:21: error: format ‘%lx’ expects 
argument of type ‘long unsigned int’, but argument 2 has type ‘phys_addr_t’ 
{aka ‘long long unsigned int’} [-Werror=format=]
  1401 |                 DBG("creating mapping for region: %lx..%lx (prot: 
%lx)\n",
arch/powerpc/mm/book3s64/hash_utils.c:1401:21: error: format ‘%lx’ expects 
argument of type ‘long unsigned int’, but argument 3 has type ‘phys_addr_t’ 
{aka ‘long long unsigned int’} [-Werror=format=]
cc1: all warnings being treated as errors
make[6]: *** [../scripts/Makefile.build:287: 
arch/powerpc/mm/book3s64/hash_utils.o] Error 1

Cc: Madhavan Srinivasan <[email protected]>
Cc: Michael Ellerman <[email protected]>
Cc: Nicholas Piggin <[email protected]>
Cc: Christophe Leroy <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: "Aneesh Kumar K.V" <[email protected]>
Cc: Donet Tom <[email protected]>
Cc: [email protected]
Signed-off-by: Ritesh Harjani (IBM) <[email protected]>
---
  arch/powerpc/mm/book3s64/hash_utils.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/mm/book3s64/hash_utils.c 
b/arch/powerpc/mm/book3s64/hash_utils.c
index 1e062056cfb8..495b6da6f5d4 100644
--- a/arch/powerpc/mm/book3s64/hash_utils.c
+++ b/arch/powerpc/mm/book3s64/hash_utils.c
@@ -1394,7 +1394,7 @@ static void __init htab_initialize(void)
                size = end - base;
                base = (unsigned long)__va(base);

-               DBG("creating mapping for region: %lx..%lx (prot: %lx)\n",
+               DBG("creating mapping for region: %llx..%llx (prot: %lx)\n",

Use %pa

See https://docs.kernel.org/core-api/printk-formats.html#physical-address-types-phys-addr-t

                    base, size, prot);

                if ((base + size) >= H_VMALLOC_START) {
--
2.50.1



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