文件操作 - signal.h
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文件: /usr/src/linux-headers-5.15.0-113/arch/arm64/include/asm/signal.h
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/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ARM64_ASM_SIGNAL_H #define __ARM64_ASM_SIGNAL_H #include <asm/memory.h> #include <uapi/asm/signal.h> #include <uapi/asm/siginfo.h> static inline void __user *arch_untagged_si_addr(void __user *addr, unsigned long sig, unsigned long si_code) { /* * For historical reasons, all bits of the fault address are exposed as * address bits for watchpoint exceptions. New architectures should * handle the tag bits consistently. */ if (sig == SIGTRAP && si_code == TRAP_BRKPT) return addr; return untagged_addr(addr); } #define arch_untagged_si_addr arch_untagged_si_addr #endif
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