#ifndef _ASM_S390_BUG_H #define _ASM_S390_BUG_H #include <linux/kernel.h> #ifdef CONFIG_BUG #ifdef CONFIG_64BIT #define S390_LONG ".quad" #else #define S390_LONG ".long" #endif #ifdef CONFIG_DEBUG_BUGVERBOSE #define __EMIT_BUG(x) do { \ asm volatile( \ "0: j 0b+2\n" \ "1:\n" \ ".section .rodata.str,\"aMS\",@progbits,1\n" \ "2: .asciz \""__FILE__"\"\n" \ ".previous\n" \ ".section __bug_table,\"a\"\n" \ "3:\t" S390_LONG "\t1b,2b\n" \ " .short %0,%1\n" \ " .org 3b+%2\n" \ ".previous\n" \ : : "i" (__LINE__), \ "i" (x), \ "i" (sizeof(struct bug_entry))); \ } while (0) #else /* CONFIG_DEBUG_BUGVERBOSE */ #define __EMIT_BUG(x) do { \ asm volatile( \ "0: j 0b+2\n" \ "1:\n" \ ".section __bug_table,\"a\"\n" \ "2:\t" S390_LONG "\t1b\n" \ " .short %0\n" \ " .org 2b+%1\n" \ ".previous\n" \ : : "i" (x), \ "i" (sizeof(struct bug_entry))); \ } while (0) #endif /* CONFIG_DEBUG_BUGVERBOSE */ #define BUG() __EMIT_BUG(0) #define WARN_ON(x) ({ \ typeof(x) __ret_warn_on = (x); \ if (__builtin_constant_p(__ret_warn_on)) { \ if (__ret_warn_on) \ __EMIT_BUG(BUGFLAG_WARNING); \ } else { \ if (unlikely(__ret_warn_on)) \ __EMIT_BUG(BUGFLAG_WARNING); \ } \ unlikely(__ret_warn_on); \ }) #define HAVE_ARCH_BUG #define HAVE_ARCH_WARN_ON #endif /* CONFIG_BUG */ #include <asm-generic/bug.h> #endif /* _ASM_S390_BUG_H */