Messages in this thread | | | Date | Sun, 16 Sep 2018 00:47:31 +0800 | From | Feng Tang <> | Subject | Re: [PATCH] x86, mm: Reserver some memory for bootmem allocator for NO_BOOTMEM |
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Hi Thomas,
On Sat, Sep 15, 2018 at 12:29:50PM +0200, Thomas Gleixner wrote: > On Tue, 11 Sep 2018, Feng Tang wrote: > > Thanks for the suggestion, and I have 2 patches: one adds a build warning, > > the other prepares fixmap page table on demand and doesn't need warning. > > The latter please.
Okay.
> > > But I met a problem, that the "__end_of_permanent_fixed_addresses" is > > defined in fixmap.h, which is protected by #ifndef __ASSEMBLY__, also > > fixmap.h reference many other header file, which makes it harder to > > extract the definition out. Any suggestion on this? thanks! > > What prevents you from moving the enum out of the __ASSEMBLY__ protected > section aside of a bit of careful work?
I have tried to change some header files incluing fixmap.h/apicdef.h/ vsyscall.h, and most of the .c files compile fine now, but I can not use the "__end_of_permanent_fixed_addresses" in head_64.S as it is a enum type, and could not be recognized by assembly code.
Thanks, Feng
> > Thanks, > > tglx
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