On Tue, 2010-10-26 at 14:32 +0100, Ben Hutchings wrote:
quoted text
> Michael Ellerman wrote:
> > On Mon, 2010-10-25 at 16:25 -0700, David Miller wrote:
> > > From: Ben Hutchings <bhutchings@solarflare.com>
> > > Date: Mon, 25 Oct 2010 23:38:53 +0100

quoted text
> > Ethtool would be nice, but only for network drivers. Is there a generic
> > solution, quirks are obviously not keeping people happy.
>  
> Since this is (normally) a property of the system, pci=nomsi is the
> generic solution.

Sort of, it's a big hammer. Did all these driver writers not know about
pci=nomsi or did they prefer to add a parameter to their driver for some
reason?

quoted text
> [...]
> > Misc:
> >   sound/pci/hda/hda_intel.c:MODULE_PARM_DESC(enable_msi, "Enable Message Signaled Interrupt (MSI)");
> >   drivers/message/fusion/mptbase.c:MODULE_PARM_DESC(mpt_msi_enable_spi, " Enable MSI Support for SPI \
> >   drivers/message/fusion/mptbase.c:MODULE_PARM_DESC(mpt_msi_enable_fc, " Enable MSI Support for FC \
> >   drivers/message/fusion/mptbase.c:MODULE_PARM_DESC(mpt_msi_enable_sas, " Enable MSI Support for SAS \
> >   drivers/net/myri10ge/myri10ge.c:MODULE_PARM_DESC(myri10ge_msi, "Enable Message Signalled Interrupts");
> [...]
> 
>   drivers/net/sfc/efx.c:MODULE_PARM_DESC(interrupt_mode,
>   drivers/net/sfc/efx.c-                 "Interrupt mode (0=>MSIX 1=>MSI 2=>legacy)");

Well spotted.

cheers