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linux headers: sync to 5.9-rc4

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Update against Linux 5.9-rc4.

Cc: Cornelia Huck <cohuck@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20200907104903.31551-2-jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jason Wang 2020-09-07 18:49:01 +08:00 • committed by Michael S. Tsirkin
parent 74504514b1
commit e6546342a8
26 changed files with 308 additions and 41 deletions
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26
include/standard-headers/linux/virtio_blk.h
View file

@ -55,20 +55,20 @@
struct virtio_blk_config {
/* The capacity (in 512-byte sectors). */
uint64_t capacity;
__virtio64 capacity;
/* The maximum segment size (if VIRTIO_BLK_F_SIZE_MAX) */
uint32_t size_max;
__virtio32 size_max;
/* The maximum number of segments (if VIRTIO_BLK_F_SEG_MAX) */
uint32_t seg_max;
__virtio32 seg_max;
/* geometry of the device (if VIRTIO_BLK_F_GEOMETRY) */
struct virtio_blk_geometry {
uint16_t cylinders;
__virtio16 cylinders;
uint8_t heads;
uint8_t sectors;
} geometry;
/* block size of device (if VIRTIO_BLK_F_BLK_SIZE) */
uint32_t blk_size;
__virtio32 blk_size;
/* the next 4 entries are guarded by VIRTIO_BLK_F_TOPOLOGY */
/* exponent for physical block per logical block. */
@ -76,42 +76,42 @@ struct virtio_blk_config {
/* alignment offset in logical blocks. */
uint8_t alignment_offset;
/* minimum I/O size without performance penalty in logical blocks. */
uint16_t min_io_size;
__virtio16 min_io_size;
/* optimal sustained I/O size in logical blocks. */
uint32_t opt_io_size;
__virtio32 opt_io_size;
/* writeback mode (if VIRTIO_BLK_F_CONFIG_WCE) */
uint8_t wce;
uint8_t unused;
/* number of vqs, only available when VIRTIO_BLK_F_MQ is set */
uint16_t num_queues;
__virtio16 num_queues;
/* the next 3 entries are guarded by VIRTIO_BLK_F_DISCARD */
/*
* The maximum discard sectors (in 512-byte sectors) for
* one segment.
*/
uint32_t max_discard_sectors;
__virtio32 max_discard_sectors;
/*
* The maximum number of discard segments in a
* discard command.
*/
uint32_t max_discard_seg;
__virtio32 max_discard_seg;
/* Discard commands must be aligned to this number of sectors. */
uint32_t discard_sector_alignment;
__virtio32 discard_sector_alignment;
/* the next 3 entries are guarded by VIRTIO_BLK_F_WRITE_ZEROES */
/*
* The maximum number of write zeroes sectors (in 512-byte sectors) in
* one segment.
*/
uint32_t max_write_zeroes_sectors;
__virtio32 max_write_zeroes_sectors;
/*
* The maximum number of segments in a write zeroes
* command.
*/
uint32_t max_write_zeroes_seg;
__virtio32 max_write_zeroes_seg;
/*
* Set if a VIRTIO_BLK_T_WRITE_ZEROES request may result in the
* deallocation of one or more of the sectors.