/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __UM_SEGMENT_H #define __UM_SEGMENT_H extern int host_gdt_entry_tls_min; #define GDT_ENTRY_TLS_ENTRIES 3 #define GDT_ENTRY_TLS_MIN host_gdt_entry_tls_min #define GDT_ENTRY_TLS_MAX (GDT_ENTRY_TLS_MIN + GDT_ENTRY_TLS_ENTRIES - 1) typedef struct { unsigned long seg; } mm_segment_t; #define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) #define KERNEL_DS MAKE_MM_SEG(~0UL) #define USER_DS MAKE_MM_SEG(TASK_SIZE) #endif |