Kai-Heng Feng 6ad5690199 r8169: Clear RTL_FLAG_TASK_*_PENDING when clearing RTL_FLAG_TASK_ENABLED
After system suspend, sometimes the r8169 doesn't work when ethernet
cable gets pluggued.

This issue happens because rtl_reset_work() doesn't get called from
rtl8169_runtime_resume(), after system suspend.

In rtl_task(), RTL_FLAG_TASK_* only gets cleared if this condition is
met:
if (!netif_running(dev) ||
    !test_bit(RTL_FLAG_TASK_ENABLED, tp->wk.flags))
    ...

If RTL_FLAG_TASK_ENABLED was cleared during system suspend while
RTL_FLAG_TASK_RESET_PENDING was set, the next rtl_schedule_task() won't
schedule task as the flag is still there.

So in addition to clearing RTL_FLAG_TASK_ENABLED, also clears other
flags.

Cc: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-09-12 00:05:33 -07:00
2018-09-11 23:33:19 -07:00
2018-08-27 08:07:25 -07:00
2018-09-02 14:37:30 -07:00

Linux kernel
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In order to build the documentation, use ``make htmldocs`` or
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    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
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See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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