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| author | Steven Whitehouse <swhiteho@redhat.com> | 2006-10-02 08:45:08 -0400 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-10-02 08:45:08 -0400 |
| commit | 59458f40e25915a355d8b1d701425fe9f4f9ea23 (patch) | |
| tree | f1c9a2934df686e36d75f759ab7313b6f0e0e5f9 /include/asm-powerpc/bug.h | |
| parent | 825f9075d74028d11d7f5932f04e1b5db3022b51 (diff) | |
| parent | d834c16516d1ebec4766fc58c059bf01311e6045 (diff) | |
| download | blackbird-op-linux-59458f40e25915a355d8b1d701425fe9f4f9ea23.tar.gz blackbird-op-linux-59458f40e25915a355d8b1d701425fe9f4f9ea23.zip | |
Merge branch 'master' into gfs2
Diffstat (limited to 'include/asm-powerpc/bug.h')
| -rw-r--r-- | include/asm-powerpc/bug.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/include/asm-powerpc/bug.h b/include/asm-powerpc/bug.h index f44b529e3298..978b2c7e84ea 100644 --- a/include/asm-powerpc/bug.h +++ b/include/asm-powerpc/bug.h @@ -70,9 +70,10 @@ struct bug_entry *find_bug(unsigned long bugaddr); "i" (__FILE__), "i" (__FUNCTION__)); \ } while (0) -#define WARN_ON(x) do { \ - if (__builtin_constant_p(x)) { \ - if (x) \ +#define WARN_ON(x) ({ \ + typeof(x) __ret_warn_on = (x); \ + if (__builtin_constant_p(__ret_warn_on)) { \ + if (__ret_warn_on) \ __WARN(); \ } else { \ __asm__ __volatile__( \ @@ -80,11 +81,12 @@ struct bug_entry *find_bug(unsigned long bugaddr); ".section __bug_table,\"a\"\n" \ "\t"PPC_LONG" 1b,%1,%2,%3\n" \ ".previous" \ - : : "r" ((long)(x)), \ + : : "r" (__ret_warn_on), \ "i" (__LINE__ + BUG_WARNING_TRAP), \ "i" (__FILE__), "i" (__FUNCTION__)); \ } \ -} while (0) + unlikely(__ret_warn_on); \ +}) #define HAVE_ARCH_BUG #define HAVE_ARCH_BUG_ON |
