projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| c0007f1a HC |
1 | #ifndef _ASM_S390_BUG_H |
| 2 | #define _ASM_S390_BUG_H | |
| 1da177e4 LT |
3 | |
| 4 | #include <linux/kernel.h> | |
| 5 | ||
| c8538a7a | 6 | #ifdef CONFIG_BUG |
| 4896cef8 | 7 | |
| c0007f1a HC |
8 | #ifdef CONFIG_DEBUG_BUGVERBOSE |
| 9 | ||
| 10 | #define __EMIT_BUG(x) do { \ | |
| 11 | asm volatile( \ | |
| 12 | "0: j 0b+2\n" \ | |
| 13 | "1:\n" \ | |
| 14 | ".section .rodata.str,\"aMS\",@progbits,1\n" \ | |
| 15 | "2: .asciz \""__FILE__"\"\n" \ | |
| 16 | ".previous\n" \ | |
| 17 | ".section __bug_table,\"a\"\n" \ | |
| 52499f40 | 18 | "3: .long 1b-3b,2b-3b\n" \ |
| c0007f1a HC |
19 | " .short %0,%1\n" \ |
| 20 | " .org 3b+%2\n" \ | |
| 21 | ".previous\n" \ | |
| 22 | : : "i" (__LINE__), \ | |
| 23 | "i" (x), \ | |
| 24 | "i" (sizeof(struct bug_entry))); \ | |
| 1da177e4 LT |
25 | } while (0) |
| 26 | ||
| c0007f1a HC |
27 | #else /* CONFIG_DEBUG_BUGVERBOSE */ |
| 28 | ||
| 29 | #define __EMIT_BUG(x) do { \ | |
| 30 | asm volatile( \ | |
| 31 | "0: j 0b+2\n" \ | |
| 32 | "1:\n" \ | |
| 33 | ".section __bug_table,\"a\"\n" \ | |
| 52499f40 | 34 | "2: .long 1b-2b\n" \ |
| c0007f1a HC |
35 | " .short %0\n" \ |
| 36 | " .org 2b+%1\n" \ | |
| 37 | ".previous\n" \ | |
| 38 | : : "i" (x), \ | |
| 39 | "i" (sizeof(struct bug_entry))); \ | |
| 40 | } while (0) | |
| 41 | ||
| 42 | #endif /* CONFIG_DEBUG_BUGVERBOSE */ | |
| 43 | ||
| 2d6cd2a5 MS |
44 | #define BUG() do { \ |
| 45 | __EMIT_BUG(0); \ | |
| 5506e689 | 46 | unreachable(); \ |
| 2d6cd2a5 | 47 | } while (0) |
| c0007f1a | 48 | |
| a9df8e32 HC |
49 | #define __WARN() do { \ |
| 50 | __EMIT_BUG(BUGFLAG_WARNING); \ | |
| 51 | } while (0) | |
| 52 | ||
| c0007f1a | 53 | #define WARN_ON(x) ({ \ |
| fd0cbdd3 | 54 | int __ret_warn_on = !!(x); \ |
| c0007f1a HC |
55 | if (__builtin_constant_p(__ret_warn_on)) { \ |
| 56 | if (__ret_warn_on) \ | |
| 57 | __EMIT_BUG(BUGFLAG_WARNING); \ | |
| 58 | } else { \ | |
| 59 | if (unlikely(__ret_warn_on)) \ | |
| 60 | __EMIT_BUG(BUGFLAG_WARNING); \ | |
| 61 | } \ | |
| 62 | unlikely(__ret_warn_on); \ | |
| 63 | }) | |
| 64 | ||
| 1da177e4 | 65 | #define HAVE_ARCH_BUG |
| c0007f1a HC |
66 | #define HAVE_ARCH_WARN_ON |
| 67 | #endif /* CONFIG_BUG */ | |
| c8538a7a | 68 | |
| 1da177e4 LT |
69 | #include <asm-generic/bug.h> |
| 70 | ||
| c0007f1a | 71 | #endif /* _ASM_S390_BUG_H */ |