[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [RFC 1/1] xen: block: correct setting for xen_blkif_max_ring_order
On Wed, Nov 25, 2015 at 06:26:01PM +0800, Peng Fan wrote: > According to this piece code: > " > pr_info("Invalid max_ring_order (%d), will use default max: %d.\n", > xen_blkif_max_ring_order, XENBUS_MAX_RING_GRANT_ORDER); > " > if xen_blkif_max_ring_order is bigger that XENBUS_MAX_RING_GRANT_ORDER, > need to set xen_blkif_max_ring_order using XENBUS_MAX_RING_GRANT_ORDER, > but not 0. > > Signed-off-by: Peng Fan <van.freenix@xxxxxxxxx> > Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> > Cc: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx> > Cc: David Vrabel <david.vrabel@xxxxxxxxxx> > Cc: "Roger Pau Monné" <roger.pau@xxxxxxxxxx> > --- > > Hi, > > I am new to xen and reading related soure code, not sure whether > this is correct. Please comments. Applied to 'devel/for-jens-4.5'. Thanks! > > Thanks > > drivers/block/xen-blkfront.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c > index 0823a96..883b9fa 100644 > --- a/drivers/block/xen-blkfront.c > +++ b/drivers/block/xen-blkfront.c > @@ -2126,7 +2126,7 @@ static int __init xlblk_init(void) > if (xen_blkif_max_ring_order > XENBUS_MAX_RING_PAGE_ORDER) { > pr_info("Invalid max_ring_order (%d), will use default max: > %d.\n", > xen_blkif_max_ring_order, XENBUS_MAX_RING_PAGE_ORDER); > - xen_blkif_max_ring_order = 0; > + xen_blkif_max_ring_order = XENBUS_MAX_RING_PAGE_ORDER; > } > > if (!xen_has_pv_disk_devices()) > -- > 2.6.2 > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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