steve@xxxxxxxxxxxxxxx wrote:
Configuring DEBUG_SLAB causes a noMMU kernel to die during initialization with an invalid virtual address panic in kfree_debugcheck(). The panic is due to an improper definition of pfn_valid(). Signed-off-by: Steven J. Magnani <steve@xxxxxxxxxxxxxxx>
Added to next branch. Thanks, Michal
--- diff -uprN a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h --- a/arch/microblaze/include/asm/page.h 2009-09-09 17:13:59.000000000 -0500 +++ b/arch/microblaze/include/asm/page.h 2009-11-13 15:20:26.000000000 -0600 @@ -161,7 +161,8 @@ extern int page_is_ram(unsigned long pfn # endif /* CONFIG_MMU */# ifndef CONFIG_MMU-# define pfn_valid(pfn) ((pfn) >= min_low_pfn && (pfn) <= max_mapnr) +# define pfn_valid(pfn) (((pfn) >= min_low_pfn) && \ + ((pfn) <= (min_low_pfn + max_mapnr))) # define ARCH_PFN_OFFSET (PAGE_OFFSET >> PAGE_SHIFT) # else /* CONFIG_MMU */ # define ARCH_PFN_OFFSET (memory_start >> PAGE_SHIFT)
-- Michal Simek, Ing. (M.Eng) w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/ Microblaze U-BOOT custodian ___________________________ microblaze-uclinux mailing list microblaze-uclinux@xxxxxxxxxxxxxx Project Home Page : http://www.itee.uq.edu.au/~jwilliams/mblaze-uclinux Mailing List Archive : http://www.itee.uq.edu.au/~listarch/microblaze-uclinux/