arch/arm/include/asm/signal.h

Source file repositories/reference/linux-study-clean/arch/arm/include/asm/signal.h

File Facts

System
Linux kernel
Corpus path
arch/arm/include/asm/signal.h
Extension
.h
Size
694 bytes
Lines
31
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _ASMARM_SIGNAL_H
#define _ASMARM_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_UAPI_SA_FLAGS	(SA_THIRTYTWO | SA_RESTORER)

#define __ARCH_HAS_SA_RESTORER

#include <asm/sigcontext.h>

void do_rseq_syscall(struct pt_regs *regs);
int do_work_pending(struct pt_regs *regs, unsigned int thread_flags,
		    int syscall);

#endif

Annotation

Implementation Notes