| Message ID | 20211202061916.204718-1-heying24@huawei.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | arm: Show real address of stack limit in __die() | expand |
Ping. Any ideas about this patch? 在 2021/12/2 14:19, He Ying 写道: > Printing real address of stack limit makes debug easier. > And system is dying, there is no security risk to show real > address. > > Signed-off-by: He Ying <heying24@huawei.com> > --- > arch/arm/kernel/traps.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c > index 195dff58bafc..7d7c86d00482 100644 > --- a/arch/arm/kernel/traps.c > +++ b/arch/arm/kernel/traps.c > @@ -273,7 +273,7 @@ static int __die(const char *str, int err, struct pt_regs *regs) > print_modules(); > __show_regs(regs); > __show_regs_alloc_free(regs); > - pr_emerg("Process %.*s (pid: %d, stack limit = 0x%p)\n", > + pr_emerg("Process %.*s (pid: %d, stack limit = 0x%px)\n", > TASK_COMM_LEN, tsk->comm, task_pid_nr(tsk), end_of_stack(tsk)); > > if (!user_mode(regs) || in_interrupt()) {
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 195dff58bafc..7d7c86d00482 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -273,7 +273,7 @@ static int __die(const char *str, int err, struct pt_regs *regs) print_modules(); __show_regs(regs); __show_regs_alloc_free(regs); - pr_emerg("Process %.*s (pid: %d, stack limit = 0x%p)\n", + pr_emerg("Process %.*s (pid: %d, stack limit = 0x%px)\n", TASK_COMM_LEN, tsk->comm, task_pid_nr(tsk), end_of_stack(tsk)); if (!user_mode(regs) || in_interrupt()) {
Printing real address of stack limit makes debug easier. And system is dying, there is no security risk to show real address. Signed-off-by: He Ying <heying24@huawei.com> --- arch/arm/kernel/traps.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)