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Add the first rule we recently agreed on. Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
19 lines
579 B
Text
19 lines
579 B
Text
The Linux WatchDog Timer Power Management Guide
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===============================================
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Last reviewed: 17-Dec-2018
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Wolfram Sang <wsa+renesas@sang-engineering.com>
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Introduction
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------------
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This document states rules about watchdog devices and their power management
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handling to ensure a uniform behaviour for Linux systems.
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Ping on resume
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--------------
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On resume, a watchdog timer shall be reset to its selected value to give
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userspace enough time to resume. [1] [2]
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[1] https://patchwork.kernel.org/patch/10252209/
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[2] https://patchwork.kernel.org/patch/10711625/
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