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authorGerd Hoffmann <kraxel@redhat.com>2015-06-24 07:54:15 +0200
committerMichael S. Tsirkin <mst@redhat.com>2015-06-24 08:15:09 +0200
commit59a5b0f7bf74f88da6670bcbf924d8cc1e75b1ee (patch)
tree37e2f1dba713b5d1b835d05b3acf8d560678abbe /drivers/virtio/virtio_pci_common.c
parentmacvtap/tun: cross-endian support for little-endian hosts (diff)
downloadlinux-59a5b0f7bf74f88da6670bcbf924d8cc1e75b1ee.tar.xz
linux-59a5b0f7bf74f88da6670bcbf924d8cc1e75b1ee.zip
virtio-pci: alloc only resources actually used.
Move resource allocation from common code to legacy and modern code. Only request resources actually used, i.e. bar0 in legacy mode and the bar(s) specified by capabilities in modern mode. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/virtio/virtio_pci_common.c')
-rw-r--r--drivers/virtio/virtio_pci_common.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/virtio/virtio_pci_common.c b/drivers/virtio/virtio_pci_common.c
index e894eb278d83..4fd036c3468f 100644
--- a/drivers/virtio/virtio_pci_common.c
+++ b/drivers/virtio/virtio_pci_common.c
@@ -509,10 +509,6 @@ static int virtio_pci_probe(struct pci_dev *pci_dev,
if (rc)
goto err_enable_device;
- rc = pci_request_regions(pci_dev, "virtio-pci");
- if (rc)
- goto err_request_regions;
-
if (force_legacy) {
rc = virtio_pci_legacy_probe(vp_dev);
/* Also try modern mode if we can't map BAR0 (no IO space). */
@@ -542,8 +538,6 @@ err_register:
else
virtio_pci_modern_remove(vp_dev);
err_probe:
- pci_release_regions(pci_dev);
-err_request_regions:
pci_disable_device(pci_dev);
err_enable_device:
kfree(vp_dev);
@@ -561,7 +555,6 @@ static void virtio_pci_remove(struct pci_dev *pci_dev)
else
virtio_pci_modern_remove(vp_dev);
- pci_release_regions(pci_dev);
pci_disable_device(pci_dev);
}