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| author | liubo <liubo2009@cn.fujitsu.com> | 2011-04-19 03:35:28 +0200 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2011-05-26 04:13:44 +0200 |
| commit | 2fc1b6f0d0a719e1e2a30bf076a3a799feaf6af2 (patch) | |
| tree | 3101c47095ef438b6657b7e0dbb57b2f7188666f /include/trace | |
| parent | ftrace: Set ops->flag to enabled even on static function tracing (diff) | |
| download | linux-2fc1b6f0d0a719e1e2a30bf076a3a799feaf6af2.tar.xz linux-2fc1b6f0d0a719e1e2a30bf076a3a799feaf6af2.zip | |
tracing: Add __print_symbolic_u64 to avoid warnings on 32bit machine
Filesystem, like Btrfs, has some "ULL" macros, and when these macros are passed
to tracepoints'__print_symbolic(), there will be 64->32 truncate WARNINGS during
compiling on 32bit box.
Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
Link: http://lkml.kernel.org/r/4DACE6E0.7000507@cn.fujitsu.com
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/ftrace.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index 3e68366d485a..533c49f48047 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -205,6 +205,19 @@ ftrace_print_symbols_seq(p, value, symbols); \ }) +#undef __print_symbolic_u64 +#if BITS_PER_LONG == 32 +#define __print_symbolic_u64(value, symbol_array...) \ + ({ \ + static const struct trace_print_flags_u64 symbols[] = \ + { symbol_array, { -1, NULL } }; \ + ftrace_print_symbols_seq_u64(p, value, symbols); \ + }) +#else +#define __print_symbolic_u64(value, symbol_array...) \ + __print_symbolic(value, symbol_array) +#endif + #undef __print_hex #define __print_hex(buf, buf_len) ftrace_print_hex_seq(p, buf, buf_len) |