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