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xtensa: clean up custom-controlled debug output

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Replace #ifdef'fed/commented out debug printk statements with pr_debug.
Replace printk statements with pr_* equivalents.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
This commit is contained in:
Max Filippov
2017-12-15 12:00:30 -08:00
parent 40d1a07b33
commit c130d3be84
11 changed files with 66 additions and 117 deletions
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25
arch/xtensa/kernel/traps.c
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@@ -33,6 +33,7 @@
#include <linux/kallsyms.h>
#include <linux/delay.h>
#include <linux/hardirq.h>
#include <linux/ratelimit.h>
#include <asm/stacktrace.h>
#include <asm/ptrace.h>
@@ -178,13 +179,14 @@ __die_if_kernel(const char *str, struct pt_regs *regs, long err)
void do_unhandled(struct pt_regs *regs, unsigned long exccause)
{
__die_if_kernel("Caught unhandled exception - should not happen",
regs, SIGKILL);
regs, SIGKILL);
/* If in user mode, send SIGILL signal to current process */
printk("Caught unhandled exception in '%s' "
"(pid = %d, pc = %#010lx) - should not happen\n"
"\tEXCCAUSE is %ld\n",
current->comm, task_pid_nr(current), regs->pc, exccause);
pr_info_ratelimited("Caught unhandled exception in '%s' "
"(pid = %d, pc = %#010lx) - should not happen\n"
"\tEXCCAUSE is %ld\n",
current->comm, task_pid_nr(current), regs->pc,
exccause);
force_sig(SIGILL, current);
}
@@ -305,8 +307,8 @@ do_illegal_instruction(struct pt_regs *regs)
/* If in user mode, send SIGILL signal to current process. */
printk("Illegal Instruction in '%s' (pid = %d, pc = %#010lx)\n",
current->comm, task_pid_nr(current), regs->pc);
pr_info_ratelimited("Illegal Instruction in '%s' (pid = %d, pc = %#010lx)\n",
current->comm, task_pid_nr(current), regs->pc);
force_sig(SIGILL, current);
}
@@ -325,13 +327,14 @@ do_unaligned_user (struct pt_regs *regs)
siginfo_t info;
__die_if_kernel("Unhandled unaligned exception in kernel",
regs, SIGKILL);
regs, SIGKILL);
current->thread.bad_vaddr = regs->excvaddr;
current->thread.error_code = -3;
printk("Unaligned memory access to %08lx in '%s' "
"(pid = %d, pc = %#010lx)\n",
regs->excvaddr, current->comm, task_pid_nr(current), regs->pc);
pr_info_ratelimited("Unaligned memory access to %08lx in '%s' "
"(pid = %d, pc = %#010lx)\n",
regs->excvaddr, current->comm,
task_pid_nr(current), regs->pc);
info.si_signo = SIGBUS;
info.si_errno = 0;
info.si_code = BUS_ADRALN;