Messages in this thread | | | Subject | Re: [RFC][PATCH] PM: Force GFP_NOIO during suspend/resume (was: Re: [linux-pm] Memory allocations in .suspend became very unreliable) | From | Maxim Levitsky <> | Date | Mon, 01 Feb 2010 21:51:56 +0200 |
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On Sat, 2010-01-30 at 22:37 +0200, Maxim Levitsky wrote: > On Sat, 2010-01-30 at 19:47 +0100, Rafael J. Wysocki wrote: > > On Saturday 30 January 2010, Maxim Levitsky wrote: > > > On Sun, 2010-01-17 at 01:38 +0100, Rafael J. Wysocki wrote: > > > > Hi, > > > > > > > > I thing the snippet below is a good summary of what this is about. > > > > > > Any progress on that? > > > > Well, I'm waiting for you to report back: > > http://patchwork.kernel.org/patch/74740/ > > > > The patch is appended once again for convenience. > > Ah, sorry! > > I used the second version (with the locks) and it works for sure (~500 > cycles) > > However, as I discovered today, it takes the lock also for GFP_ATOMIC, > and thats why I see several backtraces in the kernel log. Anyway this > isn't important. > > I forgot all about this patch, and I am compiling the kernel right away. > Will put the kernel through the hibernate loop tonight.
I did 123 hibernate cycles on my notebook. Everything is fine. This patch very very likely is working.
Best regards, Maxim Levitsky
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