similar to: [patch] virtio: silence uninitialized variable warnings

Min compiler version has been raised, so that's ok now. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 163 ++++++++++++++++------------------ 1 file changed, 77 insertions(+), 86 deletions(-) diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index 5c3b02245ecd..7fa000f02721 100644 --- a/include/linux/virtio_config.h

Use vars of the correct type instead of casting. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 31 +++++++++++++++++++------------ 1 file changed, 19 insertions(+), 12 deletions(-) diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index c68f58f3bf34..5c3b02245ecd 100644 --- a/include/linux/virtio_config.h +++

virtio 1.0 spec says: Drivers MUST NOT assume reads from fields greater than 32 bits wide are atomic, nor are reads from multiple fields: drivers SHOULD read device configuration space fields like so: u32 before, after; do { before = get_config_generation(device); // read config entry/entries. after = get_config_generation(device); } while (after != before); Do exactly this, for

virtio 1.0 spec says: Drivers MUST NOT assume reads from fields greater than 32 bits wide are atomic, nor are reads from multiple fields: drivers SHOULD read device configuration space fields like so: u32 before, after; do { before = get_config_generation(device); // read config entry/entries. after = get_config_generation(device); } while (after != before); Do exactly this, for

We (ab)use virtio conversion functions for device-specific config space accesses. Reviewed-by: David Hildenbrand <dahi at linux.vnet.ibm.com> Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file

We (ab)use virtio conversion functions for device-specific config space accesses. Reviewed-by: David Hildenbrand <dahi at linux.vnet.ibm.com> Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file

We (ab)use virtio conversion functions for device-specific config space accesses. Reviewed-by: David Hildenbrand <dahi at linux.vnet.ibm.com> Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file

We (ab)use virtio conversion functions for device-specific config space accesses. Based on original patches by Cornelia and Rusty. Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file changed, 6

We (ab)use virtio conversion functions for device-specific config space accesses. Based on original patches by Cornelia and Rusty. Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file changed, 6

We (ab)use virtio conversion functions for device-specific config space accesses. Based on original patches by Cornelia and Rusty. Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file changed, 6

We (ab)use virtio conversion functions for device-specific config space accesses. Based on original patches by Cornelia and Rusty. Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> Reviewed-by: David Hildenbrand <dahi at linux.vnet.com> ---

We (ab)use virtio conversion functions for device-specific config space accesses. Reviewed-by: David Hildenbrand <dahi at linux.vnet.ibm.com> Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file

We (ab)use virtio conversion functions for device-specific config space accesses. Reviewed-by: David Hildenbrand <dahi at linux.vnet.ibm.com> Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file

We (ab)use virtio conversion functions for device-specific config space accesses. Reviewed-by: David Hildenbrand <dahi at linux.vnet.ibm.com> Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file

We (ab)use virtio conversion functions for device-specific config space accesses. Based on original patches by Cornelia and Rusty. Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file changed, 6

We (ab)use virtio conversion functions for device-specific config space accesses. Based on original patches by Cornelia and Rusty. Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file changed, 6

We (ab)use virtio conversion functions for device-specific config space accesses. Based on original patches by Cornelia and Rusty. Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 9 ++++++--- 1 file changed, 6

We (ab)use virtio conversion functions for device-specific config space accesses. Based on original patches by Cornelia and Rusty. Signed-off-by: Rusty Russell <rusty at rustcorp.com.au> Signed-off-by: Cornelia Huck <cornelia.huck at de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst at redhat.com> Reviewed-by: David Hildenbrand <dahi at linux.vnet.com> ---

This simply reorders functions in virtio_config so width access wrapper helpers are all together. Drops an extra empty line while we are at it. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index

This simply reorders functions in virtio_config so width access wrapper helpers are all together. Drops an extra empty line while we are at it. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- include/linux/virtio_config.h | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index