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36 lines
852 B
36 lines
852 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __ASM_VDSO_VSYSCALL_H |
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#define __ASM_VDSO_VSYSCALL_H |
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#ifndef __ASSEMBLY__ |
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#include <linux/timekeeper_internal.h> |
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#include <vdso/datapage.h> |
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#include <asm/cacheflush.h> |
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extern struct vdso_data *vdso_data; |
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extern bool cntvct_ok; |
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/* |
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* Update the vDSO data page to keep in sync with kernel timekeeping. |
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*/ |
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static __always_inline |
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struct vdso_data *__arm_get_k_vdso_data(void) |
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{ |
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return vdso_data; |
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} |
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#define __arch_get_k_vdso_data __arm_get_k_vdso_data |
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static __always_inline |
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void __arm_sync_vdso_data(struct vdso_data *vdata) |
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{ |
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flush_dcache_page(virt_to_page(vdata)); |
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} |
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#define __arch_sync_vdso_data __arm_sync_vdso_data |
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/* The asm-generic header needs to be included after the definitions above */ |
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#include <asm-generic/vdso/vsyscall.h> |
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#endif /* !__ASSEMBLY__ */ |
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#endif /* __ASM_VDSO_VSYSCALL_H */
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