/*
* This file is subject to the terms and conditions of the GNU General Public
* License . See the file " COPYING " in the main directory of this archive
* for more details .
*
* Copyright ( C ) 1991 , 1992 Linus Torvalds
* Copyright ( C ) 1994 - 2000 Ralf Baechle
* Copyright ( C ) 1999 , 2000 Silicon Graphics , Inc .
*/
#ifndef __SIGNAL_COMMON_H
#define __SIGNAL_COMMON_H
/* #define DEBUG_SIG */
#ifdef DEBUG_SIG
# define DEBUGP(fmt, args...) printk("%s: " fmt, __func__, ## args)
#else
# define DEBUGP(fmt, args...)
#endif
/*
* Determine which stack to use . .
*/
extern void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs,
size_t frame_size);
/* Check and clear pending FPU exceptions in saved CSR */
extern int fpcsr_pending(unsigned int __user *fpcsr);
/* Make sure we will not lose FPU ownership */
#define lock_fpu_owner() ({ preempt_disable(); pagefault_disable(); })
#define unlock_fpu_owner() ({ pagefault_enable(); preempt_enable(); })
/* Assembly functions to move context to/from the FPU */
extern asmlinkage int
_save_fp_context(void __user *fpregs, void __user *csr);
extern asmlinkage int
_restore_fp_context(void __user *fpregs, void __user *csr);
extern asmlinkage int _save_msa_all_upper(void __user *buf);
extern asmlinkage int _restore_msa_all_upper(void __user *buf);
extern int setup_sigcontext(struct pt_regs *, struct sigcontext __user *);
extern int restore_sigcontext(struct pt_regs *, struct sigcontext __user *);
#endif /* __SIGNAL_COMMON_H */
Messung V0.5 in Prozent C=95 H=100 G=97
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(vorverarbeitet am 2026-09-28)
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