On (20/07/18 01:54), John Ogness wrote:
> ---
> kernel/printk/printk.c | 114 ++++-------------------------------------
> 1 file changed, 11 insertions(+), 103 deletions(-)
>
> diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
> index fec71229169e..c4274c867771 100644
> --- a/kernel/printk/printk.c
> +++ b/kernel/printk/printk.c
> @@ -495,9 +495,14 @@ static void truncate_msg(u16 *text_len, u16 *trunc_msg_len)
> *trunc_msg_len = 0;
> }
>
> +static inline u32 printk_caller_id(void)
> +{
> + return in_task() ? task_pid_nr(current) :
> + 0x80000000 + raw_smp_processor_id();
> +}
Can we merge lines that we don't want to merge?
pr_cont() -> IRQ -> pr_cont() -> NMI -> pr_cont()
|__________________________________|
different same 0x80000000 + cpu_id caller id
caller id
-ss
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