tree a9fbd0a2d0b82de5c30c0cfe797b0bf4cbb3037b
parent 14cc2d15c5a919c8d025d1fdcea39acf11b59e9e
author Björn Davidsson <bjorn.davidsson@sony.com> 1516878381 +0100
committer Gerrit - the friendly Code Review server <code-review@localhost> 1520412212 -0800

softirq: Don't defer all softirq during RT task

Since 'commit f332a9d53e33 ("softirq: defer softirq processing to
ksoftirqd if CPU is busy with RT")', all softirqs are deferred
to ksoftirqd if one of the potentially long softirqs are pending.
This can significantly delay processing of tasklets and timers,
which are frequently designed to be running at high priority.

Defer only the potentially slow softirqs to ksoftirqd.

Change-Id: I7a2ef7c59749ccf086066c59962ff326786da6f4
Signed-off-by: Björn Davidsson <bjorn.davidsson@sony.com>
[clingutla@codeaurora.org:- Renamed local variables and refactored
 deferred logic to macro for avoiding potential deadlock.]
Signed-off-by: Lingutla Chandrasekhar <clingutla@codeaurora.org>