cregit-Linux how code gets into the kernel

Release 4.14 arch/m68k/include/asm/signal.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _M68K_SIGNAL_H

#define _M68K_SIGNAL_H

#include <uapi/asm/signal.h>

/* Most things should be clean enough to redefine this at will, if care
   is taken to make libc match.  */


#define _NSIG		64

#define _NSIG_BPW	32

#define _NSIG_WORDS	(_NSIG / _NSIG_BPW)


typedef unsigned long old_sigset_t;		
/* at least 32 bits */

typedef struct {
	
unsigned long sig[_NSIG_WORDS];

} sigset_t;


#define __ARCH_HAS_SA_RESTORER

#include <asm/sigcontext.h>

#ifndef CONFIG_CPU_HAS_NO_BITFIELDS

#define __HAVE_ARCH_SIG_BITOPS


static inline void sigaddset(sigset_t *set, int _sig) { asm ("bfset %0{%1,#1}" : "+o" (*set) : "id" ((_sig - 1) ^ 31) : "cc"); }

Contributors

PersonTokensPropCommitsCommitProp
Greg Ungerer1493.33%150.00%
Andreas Schwab16.67%150.00%
Total15100.00%2100.00%


static inline void sigdelset(sigset_t *set, int _sig) { asm ("bfclr %0{%1,#1}" : "+o" (*set) : "id" ((_sig - 1) ^ 31) : "cc"); }

Contributors

PersonTokensPropCommitsCommitProp
Greg Ungerer1493.33%150.00%
Andreas Schwab16.67%150.00%
Total15100.00%2100.00%


static inline int __const_sigismember(sigset_t *set, int _sig) { unsigned long sig = _sig - 1; return 1 & (set->sig[sig / _NSIG_BPW] >> (sig % _NSIG_BPW)); }

Contributors

PersonTokensPropCommitsCommitProp
Greg Ungerer42100.00%1100.00%
Total42100.00%1100.00%


static inline int __gen_sigismember(sigset_t *set, int _sig) { int ret; asm ("bfextu %1{%2,#1},%0" : "=d" (ret) : "o" (*set), "id" ((_sig-1) ^ 31) : "cc"); return ret; }

Contributors

PersonTokensPropCommitsCommitProp
Greg Ungerer2095.24%150.00%
Andreas Schwab14.76%150.00%
Total21100.00%2100.00%

#define sigismember(set,sig) \ (__builtin_constant_p(sig) ? \ __const_sigismember(set,sig) : \ __gen_sigismember(set,sig)) #endif /* !CONFIG_CPU_HAS_NO_BITFIELDS */ #endif /* _M68K_SIGNAL_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Greg Ungerer15393.87%228.57%
Andreas Schwab31.84%114.29%
Al Viro31.84%114.29%
Sam Ravnborg21.23%114.29%
David Howells10.61%114.29%
Greg Kroah-Hartman10.61%114.29%
Total163100.00%7100.00%
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