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2 | The Linux WatchDog Timer Power Management Guide |
3 | =============================================== | |
cc2a2d19 | 4 | |
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5 | Last reviewed: 17-Dec-2018 |
6 | ||
7 | Wolfram Sang <wsa+renesas@sang-engineering.com> | |
8 | ||
9 | Introduction | |
10 | ------------ | |
11 | This document states rules about watchdog devices and their power management | |
12 | handling to ensure a uniform behaviour for Linux systems. | |
13 | ||
14 | ||
15 | Ping on resume | |
16 | -------------- | |
17 | On resume, a watchdog timer shall be reset to its selected value to give | |
18 | userspace enough time to resume. [1] [2] | |
19 | ||
20 | [1] https://patchwork.kernel.org/patch/10252209/ | |
cc2a2d19 | 21 | |
e536f730 | 22 | [2] https://patchwork.kernel.org/patch/10711625/ |