관리-도구

편집 파일: ioremap.h

/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_IOREMAP_H #define _LINUX_IOREMAP_H #include <linux/kasan.h> #include <asm/pgtable.h> #if defined(CONFIG_HAS_IOMEM) || defined(CONFIG_GENERIC_IOREMAP) /* * Ioremap often, but not always uses the generic vmalloc area. E.g on * Power ARCH, it could have different ioremap space. */ #ifndef IOREMAP_START #define IOREMAP_START VMALLOC_START #define IOREMAP_END VMALLOC_END #endif static inline bool is_ioremap_addr(const void *x) { unsigned long addr = (unsigned long)kasan_reset_tag(x); return addr >= IOREMAP_START && addr < IOREMAP_END; } #else static inline bool is_ioremap_addr(const void *x) { return false; } #endif #endif /* _LINUX_IOREMAP_H */