| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* |
| 3 | * (c) Copyright 2007 Hewlett-Packard Development Company, L.P. |
| 4 | * Contributed by Peter Keilty <peter.keilty@hp.com> |
| 5 | * |
| 6 | * fsyscall gettimeofday data |
| 7 | */ |
| 8 | |
| 9 | /* like timespec, but includes "shifted nanoseconds" */ |
| 10 | struct time_sn_spec { |
| 11 | u64 sec; |
| 12 | u64 snsec; |
| 13 | }; |
| 14 | |
| 15 | struct fsyscall_gtod_data_t { |
| 16 | seqcount_t seq; |
| 17 | struct time_sn_spec wall_time; |
| 18 | struct time_sn_spec monotonic_time; |
| 19 | u64 clk_mask; |
| 20 | u32 clk_mult; |
| 21 | u32 clk_shift; |
| 22 | void *clk_fsys_mmio; |
| 23 | u64 clk_cycle_last; |
| 24 | } ____cacheline_aligned; |
| 25 | |
| 26 | struct itc_jitter_data_t { |
| 27 | int itc_jitter; |
| 28 | u64 itc_lastcycle; |
| 29 | } ____cacheline_aligned; |
| 30 | |