Re: [PATCH 3/8] pseries: phyp dump: reserve-release proof-of-concept

2008-01-15 Thread Paul Mackerras
Manish Ahuja writes: > Initial patch for reserving memory in early boot, and freeing it later. > If the previous boot had ended with a crash, the reserved memory would contain > a copy of the crashed kernel data. The main problem I see here is that if this option is turned on, the kernel now has

Re: [PATCH 3/8] pseries: phyp dump: reserve-release proof-of-concept

2008-01-07 Thread Stephen Rothwell
Hi Manish, Just some trivial things ... On Mon, 07 Jan 2008 18:25:31 -0600 Manish Ahuja <[EMAIL PROTECTED]> wrote: > > > +++ linux-2.6.24-rc2-git4/include/asm-powerpc/phyp_dump.h 2007-11-19 > 17:44:21.0 -0600 > +#ifndef _PPC64_PHYP_DUMP_H We more usually use _ASM_POWERPC_PHYP_DUMP_

Re: [PATCH 3/8] pseries: phyp dump: reserve-release proof-of-concept

2008-01-07 Thread Michael Ellerman
On Mon, 2008-01-07 at 18:49 -0600, Linas Vepstas wrote: > On 07/01/2008, Arnd Bergmann <[EMAIL PROTECTED]> wrote: > > On Tuesday 08 January 2008, Manish Ahuja wrote: > > > > > Initial patch for reserving memory in early boot, and freeing it later. > > > If the previous boot had ended with a crash,

Re: [PATCH 3/8] pseries: phyp dump: reserve-release proof-of-concept

2008-01-07 Thread Linas Vepstas
On 07/01/2008, Arnd Bergmann <[EMAIL PROTECTED]> wrote: > On Tuesday 08 January 2008, Manish Ahuja wrote: > > > Initial patch for reserving memory in early boot, and freeing it later. > > If the previous boot had ended with a crash, the reserved memory would > > contain > > a copy of the crashed k

Re: [PATCH 3/8] pseries: phyp dump: reserve-release proof-of-concept

2008-01-07 Thread Manish Ahuja
Arnd, Sorry this patch ended up out of sequence. I reposted it properly again in the other thread. We did talk about using gmail address, but Linas was more comfortable using this as this is where he was, when we did this. Hence the use of Austin address with gmail being on the cc list. I am

Re: [PATCH 3/8] pseries: phyp dump: reserve-release proof-of-concept

2008-01-07 Thread Arnd Bergmann
On Tuesday 08 January 2008, Manish Ahuja wrote: > Initial patch for reserving memory in early boot, and freeing it later. > If the previous boot had ended with a crash, the reserved memory would contain > a copy of the crashed kernel data. > > Signed-off-by: Manish Ahuja <[EMAIL PROTECTED]> > Sig

[PATCH 3/8] pseries: phyp dump: reserve-release proof-of-concept

2008-01-07 Thread Manish Ahuja
Initial patch for reserving memory in early boot, and freeing it later. If the previous boot had ended with a crash, the reserved memory would contain a copy of the crashed kernel data. Signed-off-by: Manish Ahuja <[EMAIL PROTECTED]> Signed-off-by: Linas Vepstas <[EMAIL PROTECTED]> arch/po

[PATCH 3/8] pseries: phyp dump: reserve-release proof-of-concept

2008-01-07 Thread Manish Ahuja
Initial patch for reserving memory in early boot, and freeing it later. If the previous boot had ended with a crash, the reserved memory would contain a copy of the crashed kernel data. Signed-off-by: Manish Ahuja <[EMAIL PROTECTED]> Signed-off-by: Linas Vepstas <[EMAIL PROTECTED]> arch/po