RE: [PATCH v2 2/2] pm: add more logging on hibernation failure

From: Elliott, Robert (Servers)
Date: Thu Jan 02 2020 - 15:39:47 EST




> -----Original Message-----
> From: linux-kernel-owner@xxxxxxxxxxxxxxx <linux-kernel-
> owner@xxxxxxxxxxxxxxx> On Behalf Of Luigi Semenzato
> Sent: Thursday, January 2, 2020 2:01 PM
> To: linux-pm@xxxxxxxxxxxxxxx
...
> - pr_info("Preallocating image memory... ");
> + pr_info("Preallocating hibernation image memory\n");
...
> + pr_err("Cannot allocate original bitmap\n");
...
> + pr_err("Cannot allocate copy bitmap\n");
...
> + pr_err("Image allocation is %lu pages short\n",
> + alloc - pages_highmem);
...
> - pr_cont("done (allocated %lu pages)\n", pages);
> + pr_info("Allocated %lu pages for hibernation shapshot\n", pages);
> swsusp_show_speed(start, stop, pages, "Allocated");

Including the word "hibernation" or the phrase "hibernation image" in
each print would help in parsing the messages (e.g., with grep).