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87f3248cdb
Reconstruct vdso framework to support future vsyscall, vgettimeofday features. These are very important features to reduce system calls into the kernel for performance improvement. The patch is reference RISC-V's Signed-off-by: Guo Ren <guoren@linux.alibaba.com> Cc: Palmer Dabbelt <palmerdabbelt@google.com>
10 lines
206 B
C
10 lines
206 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ABI_CSKY_VDSO_H
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#define __ABI_CSKY_VDSO_H
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/* movi r1, 127; addi r1, (139 - 127) */
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#define SET_SYSCALL_ID .long 0x20b167f1
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#endif /* __ABI_CSKY_VDSO_H */
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