tree f062c481d287f1c3b186a9ede8d61abffcf06f8f
parent cbf55001b2ddb814329735641be5d29b08c82b08
author Eliezer Tamir <eliezer.tamir@linux.intel.com> 1373364561 +0300
committer David S. Miller <davem@davemloft.net> 1373398384 -0700

net/fs: change busy poll time accounting

Suggested by Linus:
Changed time accounting for busy-poll:
- Make it microsecond based.
- Use unsigned longs.
- Revert back to use time_after instead of time_in_range.
Reorder poll/select busy loop conditions:
- Clear busy_flag after one time we can't busy-poll.
- Only init busy_end if we actually are going to busy-poll.
Added one more missing need_resched() test.

Signed-off-by: Eliezer Tamir <eliezer.tamir@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>