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| author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
| commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
| tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/s390/include/asm/bug.h | |
| parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
| parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
| download | FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.tar.gz FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.tar.bz2 FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.zip | |
dirty fix to merging
Diffstat (limited to 'arch/s390/include/asm/bug.h')
| -rw-r--r-- | arch/s390/include/asm/bug.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/arch/s390/include/asm/bug.h b/arch/s390/include/asm/bug.h new file mode 100644 index 00000000..bf90d1fd --- /dev/null +++ b/arch/s390/include/asm/bug.h @@ -0,0 +1,71 @@ +#ifndef _ASM_S390_BUG_H +#define _ASM_S390_BUG_H + +#include <linux/kernel.h> + +#ifdef CONFIG_BUG + +#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: .long 1b-3b,2b-3b\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: .long 1b-2b\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() do { \ + __EMIT_BUG(0); \ + unreachable(); \ +} while (0) + +#define __WARN_TAINT(taint) do { \ + __EMIT_BUG(BUGFLAG_TAINT(taint)); \ +} while (0) + +#define WARN_ON(x) ({ \ + int __ret_warn_on = !!(x); \ + if (__builtin_constant_p(__ret_warn_on)) { \ + if (__ret_warn_on) \ + __WARN(); \ + } else { \ + if (unlikely(__ret_warn_on)) \ + __WARN(); \ + } \ + 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 */ |