[PATCH 1/3] powerpc/kprobes: Use appropriate format specifier for printing kernel address

[Naveen N. Rao]

From: Balamuruhan S 

Change use of %p to %pK when printing address of the instruction slot so
that the actual kernel address is visible for privileged users.

Signed-off-by: Balamuruhan S 
Signed-off-by: Naveen N. Rao 
---
 arch/powerpc/kernel/optprobes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/kernel/optprobes.c b/arch/powerpc/kernel/optprobes.c
index ef0924b0809d..d5f8c25b7cac 100644
--- a/arch/powerpc/kernel/optprobes.c
+++ b/arch/powerpc/kernel/optprobes.c
@@ -247,7 +247,7 @@ int arch_prepare_optimized_kprobe(struct optimized_kprobe 
*op, struct kprobe *p)
/* Setup template */
/* We can optimize this via patch_instruction_window later */
size = (TMPL_END_IDX * sizeof(kprobe_opcode_t)) / sizeof(int);
-   pr_devel("Copying template to %p, size %lu\n", buff, size);
+   pr_devel("Copying template to %pK, size %lu\n", (void *)buff, size);
for (i = 0; i < size; i++) {
rc = patch_instruction(buff + i, *(optprobe_template_entry + 
i));
if (rc) {
-- 
2.25.1

Re: [PATCH 1/3] powerpc/kprobes: Use appropriate format specifier for printing kernel address

[Christophe Leroy]

Le 23/04/2020 à 17:17, Naveen N. Rao a écrit :

From: Balamuruhan S 

Change use of %p to %pK when printing address of the instruction slot so
that the actual kernel address is visible for privileged users.

Signed-off-by: Balamuruhan S 
Signed-off-by: Naveen N. Rao 


This series doesn't apply.

Linking it to https://github.com/linuxppc/issues/issues/390


---
  arch/powerpc/kernel/optprobes.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/kernel/optprobes.c b/arch/powerpc/kernel/optprobes.c
index ef0924b0809d..d5f8c25b7cac 100644
--- a/arch/powerpc/kernel/optprobes.c
+++ b/arch/powerpc/kernel/optprobes.c
@@ -247,7 +247,7 @@ int arch_prepare_optimized_kprobe(struct optimized_kprobe 
*op, struct kprobe *p)
/* Setup template */
/* We can optimize this via patch_instruction_window later */
size = (TMPL_END_IDX * sizeof(kprobe_opcode_t)) / sizeof(int);
-   pr_devel("Copying template to %p, size %lu\n", buff, size);
+   pr_devel("Copying template to %pK, size %lu\n", (void *)buff, size);
for (i = 0; i < size; i++) {
rc = patch_instruction(buff + i, *(optprobe_template_entry + 
i));
if (rc) {