linux-kernel - Re: [PATCH 01/34] bnx2: Use pci_enable_msix

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 12 Feb 2014 14:26:40 +0100
From:	Alexander Gordeev <agordeev@...hat.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>
Cc:	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org
Subject: Re: [PATCH 01/34] bnx2: Use pci_enable_msix_range()

On Mon, Feb 10, 2014 at 06:08:03PM -0700, Bjorn Helgaas wrote:
> I skimmed these and the scsi patches, and I think you were right in
> proposing an MSI-X enable function that takes a single "number of vectors"
> argument, in addition to pci_enable_msix_range(), which takes a minimum and
> a maximum.  Obviously the pci_enable_msix_fixed() or whatever could be a
> simple #define wrapper or something.
> 
> Of the fifty-some net and scsi patches, I counted 23 that use the min ==
> max pattern, and it seems a shame to have to repeat that expression.

(un-CCing netdev@...r.kernel.org)

Hi Bjorn,

I propose pci_enable_msix_exact(pdev, entries, nvec) rather than
pci_enable_msix_fixed().

Do you prefer this one to return 0/-errno or nvec/-errno?

Do you want pci_enable_msi_exact() in addition to pci_enable_msix_exact()?

Thanks!

> Bjorn

-- 
Regards,
Alexander Gordeev
agordeev@...hat.com
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/