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ata_piix: Add MODULE_PARM_DESC to prefer_ms_hyperv

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In reference to the commit cd006086fa5d91414d8ff9ff2b78fbb593878e3c
"ata_piix: defer disks to the Hyper-V drivers by default",
this trivial patch adds a description to prefer_ms_hyperv.

[rvrbovsk@redhat.com: MODULE_PARM_DESC() string formatting modified]

Signed-off-by: Andrew Brownfield <abrownfi@redhat.com>
Signed-off-by: Radomir Vrbovsky <rvrbovsk@redhat.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Andrew Brownfield 2013-02-21 14:01:50 -05:00 committed by Jeff Garzik
parent 6dbe51c251
commit 79e7654cae
1 changed files with 4 additions and 0 deletions
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4
drivers/ata/ata_piix.c
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@ -1547,6 +1547,10 @@ static bool piix_broken_system_poweroff(struct pci_dev *pdev)
static int prefer_ms_hyperv = 1;
module_param(prefer_ms_hyperv, int, 0);
MODULE_PARM_DESC(prefer_ms_hyperv,
"Prefer Hyper-V paravirtualization drivers instead of ATA, "
"0 - Use ATA drivers, "
"1 (Default) - Use the paravirtualization drivers.");
static void piix_ignore_devices_quirk(struct ata_host *host)
{