On 02/20/2012 03:26 PM, Atsushi Kumagai wrote: > Hi, Benjamin > Hi, Suzuki > > On Fri, 17 Feb 2012 19:39:29 +1100 > Benjamin Herrenschmidt<benh at kernel.crashing.org> wrote: > >> On Fri, 2012-02-17 at 11:25 +0530, Suzuki K. Poulose wrote: >>>> Could you tell me what kind of data is stored in vmalloc region in >>> PPC ? >>>> I want to estimate importance of your patches for makedumpfile. >>> I know at least the modules are loaded in the vmalloc'd region. I have >>> Cc'ed linux-ppc dev. We should be able to get enough info from the >>> experts here. >>> >>> Josh / Kumar / Others, >>> >>> Could you please let us know your thoughts ? >> >> Modules, driver IO mappings, etc... I can see that being useful for >> crashdumps. > > Thank you for your information. > > The above data may be required for one function of makedumpfile (filter > out kernel data) but not so crucial for makedumpfile as page descriptors > and related data(e.g. pglist_data). > > Moreover, I'm preparing the release of v1.4.3 now, so I'll merge vmalloc > support for PPC32 into v1.4.4. Is it all right for you, Suzuki ? Yep, fine with me. Thanks Suzuki
