Re: [RFC/PATCH 1/2] swsusp: preserve boot-time printk output after resume

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi!

> Nigel, can I please get a sign-off for these if you're okay with them. 
> Rafael, Pavel, please ACK or NAK. Thanks.

> Adds a new config option CONFIG_PRINTK_NOSAVE which makes the kernel
> preserve printk() output from boot after resume.  This is useful for
> debugging hibernation.

1. This should not be a config option


> @@ -92,9 +93,9 @@ static DEFINE_SPINLOCK(logbuf_lock);
>   * The indices into log_buf are not constrained to log_buf_len - they
>   * must be masked before subscripting
>   */
> -static unsigned long log_start;	/* Index into log_buf: next char to be read by syslog() */
> -static unsigned long con_start;	/* Index into log_buf: next char to be sent to consoles */
> -static unsigned long log_end;	/* Index into log_buf: most-recently-written-char + 1 */
> +static unsigned long POSS_NOSAVE log_start;	/* Index into log_buf: next char to be read by syslog() */
> +static unsigned long POSS_NOSAVE con_start;	/* Index into log_buf: next char to be sent to consoles */
> +static unsigned long POSS_NOSAVE log_end;	/* Index into log_buf: most-recently-written-char + 1 */

2. This does not work. pointers are nosave, but logbuf is not. Eh?
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
_______________________________________________
linux-pm mailing list
linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linux-foundation.org/mailman/listinfo/linux-pm

[Index of Archives]     [Linux ACPI]     [Netdev]     [Ethernet Bridging]     [Linux Wireless]     [CPU Freq]     [Kernel Newbies]     [Fedora Kernel]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]

  Powered by Linux