Mailing List Archive

commit ead83f3f9bc4516f845fbbe23204872eed3e8432
Author: Ian Campbell <ian.campbell@citrix.com>
Date: Thu Dec 23 15:29:37 2010 +0000

qemu-xen: update for libxc gnttab interface change

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
---
hw/xen_backend.c | 10 +++++-----
hw/xen_backend.h | 2 +-
hw/xen_console.c | 4 ++--
hw/xen_disk.c | 16 ++++++++--------
4 files changed, 16 insertions(+), 16 deletions(-)

diff --git a/hw/xen_backend.c b/hw/xen_backend.c
index 577f68e..d9be513 100644
--- a/hw/xen_backend.c
+++ b/hw/xen_backend.c
@@ -217,15 +217,15 @@ static struct XenDevice *xen_be_get_xendev(const char *type, int dom, int dev,
fcntl(xc_evtchn_fd(xendev->evtchndev), F_SETFD, FD_CLOEXEC);

if (ops->flags & DEVOPS_FLAG_NEED_GNTDEV) {
- xendev->gnttabdev = xc_gnttab_open(xc_handle);
- if (xendev->gnttabdev < 0) {
+ xendev->gnttabdev = xc_gnttab_open(NULL, 0);
+ if (xendev->gnttabdev == NULL) {
xen_be_printf(NULL, 0, "can't open gnttab device\n");
xc_evtchn_close(xendev->evtchndev);
qemu_free(xendev);
return NULL;
}
} else {
- xendev->gnttabdev = -1;
+ xendev->gnttabdev = NULL;
}

TAILQ_INSERT_TAIL(&xendevs, xendev, next);
@@ -269,8 +269,8 @@ static struct XenDevice *xen_be_del_xendev(int dom, int dev)

if (xendev->evtchndev != NULL)
xc_evtchn_close(xendev->evtchndev);
- if (xendev->gnttabdev >= 0)
- xc_gnttab_close(xc_handle, xendev->gnttabdev);
+ if (xendev->gnttabdev != NULL)
+ xc_gnttab_close(xendev->gnttabdev);

TAILQ_REMOVE(&xendevs, xendev, next);
qemu_free(xendev);
diff --git a/hw/xen_backend.h b/hw/xen_backend.h
index a68067d..e421391 100644
--- a/hw/xen_backend.h
+++ b/hw/xen_backend.h
@@ -45,7 +45,7 @@ struct XenDevice {
int local_port;

xc_evtchn *evtchndev;
- int gnttabdev;
+ xc_gnttab *gnttabdev;

struct XenDevOps *ops;
TAILQ_ENTRY(XenDevice) next;
diff --git a/hw/xen_console.c b/hw/xen_console.c
index 54bfc6f..d7099c4 100644
--- a/hw/xen_console.c
+++ b/hw/xen_console.c
@@ -230,7 +230,7 @@ static int con_initialise(struct XenDevice *xendev)
PROT_READ|PROT_WRITE,
con->ring_ref);
else
- con->sring = xc_gnttab_map_grant_ref(xen_xc, xendev->gnttabdev, con->xendev.dom,
+ con->sring = xc_gnttab_map_grant_ref(xendev->gnttabdev, con->xendev.dom,
con->ring_ref,
PROT_READ|PROT_WRITE);
if (!con->sring)
@@ -261,7 +261,7 @@ static void con_disconnect(struct XenDevice *xendev)
if (!xendev->gnttabdev)
munmap(con->sring, XC_PAGE_SIZE);
else
- xc_gnttab_munmap(xen_xc, xendev->gnttabdev, con->sring, 1);
+ xc_gnttab_munmap(xendev->gnttabdev, con->sring, 1);
con->sring = NULL;
}
}
diff --git a/hw/xen_disk.c b/hw/xen_disk.c
index 94af001..218f654 100644
--- a/hw/xen_disk.c
+++ b/hw/xen_disk.c
@@ -240,7 +240,7 @@ err:

static void ioreq_unmap(struct ioreq *ioreq)
{
- int gnt = ioreq->blkdev->xendev.gnttabdev;
+ xc_gnttab *gnt = ioreq->blkdev->xendev.gnttabdev;
int i;

if (ioreq->v.niov == 0)
@@ -248,7 +248,7 @@ static void ioreq_unmap(struct ioreq *ioreq)
if (batch_maps) {
if (!ioreq->pages)
return;
- if (xc_gnttab_munmap(xen_xc, gnt, ioreq->pages, ioreq->v.niov) != 0)
+ if (xc_gnttab_munmap(gnt, ioreq->pages, ioreq->v.niov) != 0)
xen_be_printf(&ioreq->blkdev->xendev, 0, "xc_gnttab_munmap failed: %s\n",
strerror(errno));
ioreq->blkdev->cnt_map -= ioreq->v.niov;
@@ -257,7 +257,7 @@ static void ioreq_unmap(struct ioreq *ioreq)
for (i = 0; i < ioreq->v.niov; i++) {
if (!ioreq->page[i])
continue;
- if (xc_gnttab_munmap(xen_xc, gnt, ioreq->page[i], 1) != 0)
+ if (xc_gnttab_munmap(gnt, ioreq->page[i], 1) != 0)
xen_be_printf(&ioreq->blkdev->xendev, 0, "xc_gnttab_munmap failed: %s\n",
strerror(errno));
ioreq->blkdev->cnt_map--;
@@ -268,14 +268,14 @@ static void ioreq_unmap(struct ioreq *ioreq)

static int ioreq_map(struct ioreq *ioreq)
{
- int gnt = ioreq->blkdev->xendev.gnttabdev;
+ xc_gnttab *gnt = ioreq->blkdev->xendev.gnttabdev;
int i;

if (ioreq->v.niov == 0)
return 0;
if (batch_maps) {
ioreq->pages = xc_gnttab_map_grant_refs
- (xen_xc, gnt, ioreq->v.niov, ioreq->domids, ioreq->refs, ioreq->prot);
+ (gnt, ioreq->v.niov, ioreq->domids, ioreq->refs, ioreq->prot);
if (ioreq->pages == NULL) {
xen_be_printf(&ioreq->blkdev->xendev, 0,
"can't map %d grant refs (%s, %d maps)\n",
@@ -289,7 +289,7 @@ static int ioreq_map(struct ioreq *ioreq)
} else {
for (i = 0; i < ioreq->v.niov; i++) {
ioreq->page[i] = xc_gnttab_map_grant_ref
- (xen_xc, gnt, ioreq->domids[i], ioreq->refs[i], ioreq->prot);
+ (gnt, ioreq->domids[i], ioreq->refs[i], ioreq->prot);
if (ioreq->page[i] == NULL) {
xen_be_printf(&ioreq->blkdev->xendev, 0,
"can't map grant ref %d (%s, %d maps)\n",
@@ -692,7 +692,7 @@ static int blk_connect(struct XenDevice *xendev)
blkdev->protocol = BLKIF_PROTOCOL_X86_64;
}

- blkdev->sring = xc_gnttab_map_grant_ref(xen_xc, blkdev->xendev.gnttabdev,
+ blkdev->sring = xc_gnttab_map_grant_ref(blkdev->xendev.gnttabdev,
blkdev->xendev.dom,
blkdev->ring_ref,
PROT_READ | PROT_WRITE);
@@ -745,7 +745,7 @@ static void blk_disconnect(struct XenDevice *xendev)
xen_be_unbind_evtchn(&blkdev->xendev);

if (blkdev->sring) {
- xc_gnttab_munmap(xen_xc, blkdev->xendev.gnttabdev, blkdev->sring, 1);
+ xc_gnttab_munmap(blkdev->xendev.gnttabdev, blkdev->sring, 1);
blkdev->cnt_map--;
blkdev->sring = NULL;
}
--
generated by git-patchbot for /home/xen/git/qemu-xen-unstable.git

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