Revert "block: fiops add some trace information"

This reverts commit 72058f56277746f6c68a582d9565b0a418ac6fca.
Revert "block: fiops bias sync workload"

This reverts commit 4353103c764fe5a6da093dbffefed41941b475da.
Revert "block: fiops preserve vios key for deep queue depth workload"

This reverts commit a885f1d8f097e0e9fc31c83a6ccec0a34e98c68b.
Revert "block: fiops add ioprio support"

This reverts commit 400878e97d53ff79d561be3e2c1abf22d6d2b0ac.
Revert "block: fiops sync/async scale"

This reverts commit d5dd3830b0e4bf96e1b73a2eec428d800f5d919c.
Revert "block: fiops read/write request scale"

This reverts commit fbf0685ed12c4c9df654d6e7aeb14a954b2d0a66.
Revert "block: fiops ioscheduler core"

This reverts commit 7aa358c495d4e71b4ccbc218980a595b739b5866.
Add SIO I/O scheduler

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	block/Kconfig.iosched
	block/Makefile
defconfig: enable SIO I/O Scheduler