Re: [PATCH v2 -tip 0/5] x86, MSI, AHCI: Support multiple MSIs

[Ingo Molnar]

* Alexander Gordeev <agordeev@xxxxxxxxxx> wrote:

> On Mon, Sep 03, 2012 at 11:16:55AM +0200, Alexander Gordeev wrote:
> >   5/5:	based on Jeff's comments:
> > 
> > 	- AHCI specific code moved from libata-core.c to libahci.c;
> > 
> > 	- the host-wide lock concern addressed - ahci_interrupt() handler
> > 	  split in two parts: ahci_hw_interrupt() hardware context handler
> > 	  and ahci_thread_fn() threaded handler;
> > 
> > 	- host->lock statistics attached;
> 
> Hi Jeff,
> 
> Would you please comment on the changes and numbers?

Yep, given the diffstat:

 Documentation/PCI/MSI-HOWTO.txt |   37 ++++++-
 arch/x86/kernel/apic/io_apic.c  |  170 +++++++++++++++++++++++++++++--
 drivers/ata/ahci.c              |   14 ++-
 drivers/ata/ahci.h              |    5 +
 drivers/ata/libahci.c           |  211 +++++++++++++++++++++++++++++++++++++-
 drivers/pci/msi.c               |   36 ++++++-
 include/linux/irq.h             |    6 +
 include/linux/msi.h             |    1 +
 include/linux/pci.h             |    7 ++
 kernel/irq/chip.c               |   30 ++++--
 kernel/irq/irqdesc.c            |   31 ++++++
 11 files changed, 509 insertions(+), 39 deletions(-)

We absolutely need a very happy and enthusiastic Acked-by from 
Jeff before we can pursue it :-)

Thaks,

	Ingo
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