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Subject[PATCH 0/7] ide: locking improvements

Locking improvements in preparation for replacing the global ide_lock
spinlock by per-hwgroup spinlocks [1].

[1] patch (which is partially based on 2005 patch from Scalex86) for this
is also ready but it needs some more audit and testing

diffstat:
drivers/ide/ide-cd.c | 38 ++++++-------
drivers/ide/ide-io.c | 129 ++++++++++++++++++++---------------------------
drivers/ide/ide-ioctls.c | 3 -
drivers/ide/ide-lib.c | 7 --
drivers/ide/ide-proc.c | 25 +--------
drivers/ide/ide.c | 7 --
6 files changed, 80 insertions(+), 129 deletions(-)

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