Messages in this thread | | | Date | Tue, 3 Sep 2013 12:24:11 -0400 | From | Tejun Heo <> | Subject | Re: [PATCH 0/4] AHCI: Conserve interrupts with pci_enable_msi_block_part() interface |
| |
Hello,
On Tue, Sep 03, 2013 at 04:57:19PM +0200, Alexander Gordeev wrote: > Multiple MSI support enables threaded IRQ handling, because at the time of > posting I did not want to intrude into the existing single-MSI codebase while > multiple MSI/multipe CPU approach gained good numbers (below).
Please separate out threaded IRQ support from multiple MSI.
> Besides, the ports interrupt handling moved from the interrupt-disabled > hardware context to the interrupt-enabled threaded context and also ports > got per-port locks instead of the single host lock. AFAIR I did not post > the numbers, but it was something close to no-contention.
Which is a completely separate issue, right? Let's please not mix the two.
Thanks.
-- tejun
| |