Messages in this thread | | | Subject | Re: [PATCH v2] arch/x86: get rid of KERN_CONT in show_fault_oops() | From | Joe Perches <> | Date | Mon, 25 Jun 2018 08:03:55 -0700 |
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On Mon, 2018-06-25 at 14:38 +0200, Dmitry Vyukov wrote: > From: Dmitry Vyukov <dvyukov@google.com> > > KERN_CONT leads to split lines in kernel output > and complicates useful changes to printk like > printing context before each line. > > Only acceptable use of continuations is basically > boot-time testing. > > Get rid of it. > > Signed-off-by: Dmitry Vyukov <dvyukov@google.com> > > --- > > Changes since v1: > - use pr_alert() instead of printk(KERN_ALERT) > --- > arch/x86/mm/fault.c | 10 +++------- > 1 file changed, 3 insertions(+), 7 deletions(-) > > diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c [] > @@ -671,13 +671,9 @@ show_fault_oops(struct pt_regs *regs, unsigned long error_code, > printk(smep_warning, from_kuid(&init_user_ns, current_uid())); > } > > - printk(KERN_ALERT "BUG: unable to handle kernel "); > - if (address < PAGE_SIZE) > - printk(KERN_CONT "NULL pointer dereference"); > - else > - printk(KERN_CONT "paging request"); > - > - printk(KERN_CONT " at %px\n", (void *) address); > + pr_alert("BUG: unable to handle kernel %s at %px\n", > + (address < PAGE_SIZE ? "NULL pointer dereference" : > + "paging request"), (void *) address);
Perhaps remove the used-once KERN_CRIT uses of nx_warning and smep_warning strings and maybe the unnecessary parentheses and spaces used here too.
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