Messages in this thread | | | Date | Thu, 24 Sep 2020 14:40:58 +0900 | From | Sergey Senozhatsky <> | Subject | Re: [PATCH printk 3/5] printk: use buffer pool for sprint buffers |
| |
On (20/09/23 17:11), Petr Mladek wrote: > > AFAIK, there is one catch. We need to use va_copy() around > the 1st call because va_format can be proceed only once. >
Current printk() should be good enough for reporting, say, "Kernel stack overflow" errors. Is extra pressure that va_copy() adds something that we need to consider?
-ss
| |