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xen: Use evtchn_type_t as a type for event channels

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Make event channel functions pass event channel port using
evtchn_port_t type. It eliminates signed <-> unsigned conversion.

Signed-off-by: Yan Yankovskyi <yyankovskyi@gmail.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Link: https://lore.kernel.org/r/20200323152343.GA28422@kbp1-lhp-F74019
Signed-off-by: Juergen Gross <jgross@suse.com>
This commit is contained in:
Yan Yankovskyi
2020-03-23 18:15:11 +02:00
committed by Juergen Gross
parent c3881eb58d
commit 0102e4efda
15 changed files with 128 additions and 116 deletions
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3
drivers/xen/xen-scsiback.c
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@@ -854,7 +854,8 @@ unmap_page:
static int scsiback_map(struct vscsibk_info *info)
{
struct xenbus_device *dev = info->dev;
unsigned int ring_ref, evtchn;
unsigned int ring_ref;
evtchn_port_t evtchn;
int err;
err = xenbus_gather(XBT_NIL, dev->otherend,