Split interrupt service routine into hardware context handler and
threaded context handler. That allows to protect ports with individual
locks rather than with a single host-wide lock, which results in better
parallelism.
Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxx>
---
drivers/ata/acard-ahci.c | 8 ++---
drivers/ata/ahci.c | 54 ++++++++++++++++++-------------
drivers/ata/ahci.h | 10 +++--
drivers/ata/ahci_platform.c | 3 +-
drivers/ata/libahci.c | 74 +++++++++++++++++++++++++------------------
5 files changed, 85 insertions(+), 64 deletions(-)