diff options
author | Paul Mundt <lethal@linux-sh.org> | 2010-07-05 02:46:08 -0400 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2010-07-05 02:46:08 -0400 |
commit | 285eba57db7bd7d7c3c5929fb8621fdcaaea1b00 (patch) | |
tree | a9e7f0563cef296b24c53b20dbb388ec5c210172 /include/linux/compiler-gcc.h | |
parent | 1c14e6cecb1811543b1016f27e5d308fbea8c08a (diff) | |
parent | 815c4163b6c8ebf8152f42b0a5fd015cfdcedc78 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
include/linux/serial_sci.h
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/linux/compiler-gcc.h')
-rw-r--r-- | include/linux/compiler-gcc.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index 73dcf804bc94..0da5b187f124 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h | |||
@@ -58,8 +58,12 @@ | |||
58 | * naked functions because then mcount is called without stack and frame pointer | 58 | * naked functions because then mcount is called without stack and frame pointer |
59 | * being set up and there is no chance to restore the lr register to the value | 59 | * being set up and there is no chance to restore the lr register to the value |
60 | * before mcount was called. | 60 | * before mcount was called. |
61 | * | ||
62 | * The asm() bodies of naked functions often depend on standard calling conventions, | ||
63 | * therefore they must be noinline and noclone. GCC 4.[56] currently fail to enforce | ||
64 | * this, so we must do so ourselves. See GCC PR44290. | ||
61 | */ | 65 | */ |
62 | #define __naked __attribute__((naked)) notrace | 66 | #define __naked __attribute__((naked)) noinline __noclone notrace |
63 | 67 | ||
64 | #define __noreturn __attribute__((noreturn)) | 68 | #define __noreturn __attribute__((noreturn)) |
65 | 69 | ||
@@ -85,3 +89,7 @@ | |||
85 | #define _gcc_header(x) __gcc_header(linux/compiler-gcc##x.h) | 89 | #define _gcc_header(x) __gcc_header(linux/compiler-gcc##x.h) |
86 | #define gcc_header(x) _gcc_header(x) | 90 | #define gcc_header(x) _gcc_header(x) |
87 | #include gcc_header(__GNUC__) | 91 | #include gcc_header(__GNUC__) |
92 | |||
93 | #if !defined(__noclone) | ||
94 | #define __noclone /* not needed */ | ||
95 | #endif | ||