Update header inclusions to follow IWYU (Include What You Use)
principle.

Note that kernel.h is discouraged to be included as it's written
at the top of that file.

Changelog v3:
- added prerequisite to avoid compilation errors (LKP, Guenter)

Andy Shevchenko (2):
  watchdog: it87_wdt: Don't use "proxy" headers
  watchdog: Don't use "proxy" headers

 drivers/watchdog/it87_wdt.c            |  4 +++-
 drivers/watchdog/watchdog_core.h       |  8 +++++++-
 drivers/watchdog/watchdog_pretimeout.c |  2 ++
 include/linux/watchdog.h               | 12 ++++++++----
 4 files changed, 20 insertions(+), 6 deletions(-)

-- 
2.47.2