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Commit fe866433 authored by David S. Miller's avatar David S. Miller
Browse files

sparc64: Give more detailed information in {pgd,pmd}_ERROR() and kill pte_ERROR(). 



pte_ERROR() is not used anywhere, delete it.

For pgd_ERROR() and pmd_ERROR(), output something similar to x86, giving the address
of the pgd/pmd as well as it's value.

Also provide the caller, since these macros are invoked from pgd_clear_bad() and
pmd_clear_bad() which provides little context as to what high level operation was
occuring when the BAD state was detected.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 26cf4325

arch/sparc/include/asm/pgtable_64.h

+6 −3
Original line number Diff line number Diff line
@@ -96,9 +96,12 @@ static inline bool kern_addr_valid(unsigned long addr) 
/* Kernel has a separate 44bit address space. */

#define FIRST_USER_ADDRESS	0



#define pte_ERROR(e)	__builtin_trap()

#define pmd_ERROR(e)	__builtin_trap()

#define pgd_ERROR(e)	__builtin_trap()

#define pmd_ERROR(e)							\

	pr_err("%s:%d: bad pmd %p(%016lx) seen at (%pS)\n",		\

	       __FILE__, __LINE__, &(e), pmd_val(e), __builtin_return_address(0))

#define pgd_ERROR(e)							\

	pr_err("%s:%d: bad pgd %p(%016lx) seen at (%pS)\n",		\

	       __FILE__, __LINE__, &(e), pgd_val(e), __builtin_return_address(0))



#endif /* !(__ASSEMBLY__) */