On Tuesday, 3 April 2007 09:37, Jiri Slaby wrote:
quoted text
> Rafael J. Wysocki napsal(a):
> > On Monday, 2 April 2007 10:24, Jiri Slaby wrote:
> >> Rafael J. Wysocki napsal(a):
> >>>>> On Thursday, 29 March 2007 09:44, Jiri Slaby wrote:
> >>>>>> swsusp: critical section:
> >>>>>> swsusp: Need to copy 131380 pages
> >>>>>> swsusp: Not enough free memory
> >>>>>> Error -12 suspending
> >>>>>> Enabling non-boot CPUs ...
> >>> As a workaround, you can try to change the initial image size so that it's
> >>> smaller than a half of the RAM size.  If that works, I'd like to send you a
> >>> debug patch, if you don't mind. :-)
> >> Yes, post it.
> > 
> > Appended.  Please send me the dmesg output from after a failing suspend
> > (or in case it doesn't fail, from after the first one).
> 
> It doesn't fail, here is the output:

Okay, so I think the appended patch is needed.  Could you please revert the
debug one, apply the appended one instead and see if it helps?

quoted text
> Shrinking memory...  Normal pages needed: 135122
> Highmem pages needed: 0
> Normal pages needed: 132256
> Highmem pages needed: 0
> Normal pages needed: 8271
> Highmem pages needed: 0
> Pages needed (total): 8271
> Normal pages needed: 119657
> Highmem pages needed: 0
> Normal pages needed: 116791
> Highmem pages needed: 0
> Normal pages needed: 18446744073709528969
> Highmem pages needed: 0
> Pages needed (total): 18446744073709528969
> 
> Heh :), tmp is signed, this is -22647, I guess.

Yup.

quoted text
> done (15505 pages freed)
> Freed 62020 kbytes in 0.16 seconds (387.62 MB/s)
> 
> Complete dmesg may be obtained here:
> http://www.fi.muni.cz/~xslaby/sklad/dmesg.swsusp

Thanks for testing.

Greetings,
Rafael

---
 kernel/power/swsusp.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6.21-rc5/kernel/power/swsusp.c
===================================================================
--- linux-2.6.21-rc5.orig/kernel/power/swsusp.c
+++ linux-2.6.21-rc5/kernel/power/swsusp.c
@@ -229,13 +229,13 @@ int swsusp_shrink_memory(void)
 		size += highmem_size;
 		for_each_zone (zone)
 			if (populated_zone(zone)) {
+				tmp += snapshot_additional_pages(zone);
 				if (is_highmem(zone)) {
 					highmem_size -=
 					zone_page_state(zone, NR_FREE_PAGES);
 				} else {
 					tmp -= zone_page_state(zone, NR_FREE_PAGES);
 					tmp += zone->lowmem_reserve[ZONE_NORMAL];
-					tmp += snapshot_additional_pages(zone);
 				}
 			}
 
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