Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
[PATCH] qualifiers in return types - easy cases
a bunch of functions switched from volatile to __attribute__((noreturn)) and
from const to __attribute_pure__
Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
authored by
Al Viro
and committed by
Linus Torvalds
33215652
ade31f38
+8
-8
+1
-1
arch/arm/kernel/traps.c
+1
-1
arch/arm/kernel/traps.c
···
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notify_die("unknown data abort code", regs, &info, instr, 0);
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}
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-
volatile void __bug(const char *file, int line, void *data)
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+
void __attribute__((noreturn)) __bug(const char *file, int line, void *data)
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{
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printk(KERN_CRIT"kernel BUG at %s:%d!", file, line);
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if (data)
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-3
arch/arm/nwfpe/fpopcode.h
+3
-3
arch/arm/nwfpe/fpopcode.h
···
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#define getRoundingMode(opcode) ((opcode & MASK_ROUNDING_MODE) >> 5)
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#ifdef CONFIG_FPE_NWFPE_XP
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-
static inline const floatx80 getExtendedConstant(const unsigned int nIndex)
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+
static inline __attribute_pure__ floatx80 getExtendedConstant(const unsigned int nIndex)
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{
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extern const floatx80 floatx80Constant[];
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return floatx80Constant[nIndex];
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}
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#endif
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-
static inline const float64 getDoubleConstant(const unsigned int nIndex)
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+
static inline __attribute_pure__ float64 getDoubleConstant(const unsigned int nIndex)
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{
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extern const float64 float64Constant[];
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return float64Constant[nIndex];
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}
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static inline const float32 getSingleConstant(const unsigned int nIndex)
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+
static inline __attribute_pure__ float32 getSingleConstant(const unsigned int nIndex)
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{
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extern const float32 float32Constant[];
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return float32Constant[nIndex];
+1
-1
include/asm-arm/bug.h
+1
-1
include/asm-arm/bug.h
···
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#ifdef CONFIG_BUG
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#ifdef CONFIG_DEBUG_BUGVERBOSE
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-
extern volatile void __bug(const char *file, int line, void *data);
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+
extern void __bug(const char *file, int line, void *data) __attribute__((noreturn));
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/* give file/line information */
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#define BUG() __bug(__FILE__, __LINE__, NULL)
+1
-1
include/asm-arm/cpu-multi32.h
+1
-1
include/asm-arm/cpu-multi32.h
+1
-1
include/asm-arm/cpu-single.h
+1
-1
include/asm-arm/cpu-single.h
···
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extern void cpu_dcache_clean_area(void *, int);
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extern void cpu_do_switch_mm(unsigned long pgd_phys, struct mm_struct *mm);
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extern void cpu_set_pte(pte_t *ptep, pte_t pte);
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-
extern volatile void cpu_reset(unsigned long addr);
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+
extern void cpu_reset(unsigned long addr) __attribute__((noreturn));
+1
-1
include/asm-ppc/time.h
+1
-1
include/asm-ppc/time.h
···
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/* Accessor functions for the timebase (RTC on 601) registers. */
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/* If one day CONFIG_POWER is added just define __USE_RTC as 1 */
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#ifdef CONFIG_6xx
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-
extern __inline__ int const __USE_RTC(void) {
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+
extern __inline__ int __attribute_pure__ __USE_RTC(void) {
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return (mfspr(SPRN_PVR)>>16) == 1;
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}
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#else