Lines Matching +full:scatter +full:- +full:gather

51  *------------------ Backend Device Identification (PRIVATE) ------------------
53  * p-devname
58  * p-dev
61  *      A string specifying the backend device: either a 4-tuple "h:c:t:l"
65  * v-dev
68  *      A string specifying the frontend device in form of a 4-tuple "h:c:t:l"
71  *--------------------------------- Features ---------------------------------
73  * feature-sg-grant
77  *      Specifies the maximum number of scatter/gather elements in grant pages
85  *----------------------- Request Transport Parameters -----------------------
87  * event-channel
93  * ring-ref
115  *     <domid>/<vhost>/feature-host = "0"
117  *     <domid>/<vhost>/frontend-id = "<domid>"
120  *     <domid>/<vhost>/vscsi-devs/dev-0/p-dev = "8:0:2:1" or "naa.wwn:lun"
121  *     <domid>/<vhost>/vscsi-devs/dev-0/state = "4"
122  *     <domid>/<vhost>/vscsi-devs/dev-0/v-dev = "0:0:0:0"
123  *     <domid>/<vhost>/vscsi-devs/dev-1/p-dev = "8:0:2:2"
124  *     <domid>/<vhost>/vscsi-devs/dev-1/state = "4"
125  *     <domid>/<vhost>/vscsi-devs/dev-1/v-dev = "0:0:1:0"
131  *     <vhost>/backend-id = "0"
132  *     <vhost>/event-channel = "20"
133  *     <vhost>/ring-ref = "43"
135  *     <vhost>/vscsi-devs/dev-0/state = "4"
136  *     <vhost>/vscsi-devs/dev-1/state = "4"
141  *     <domid>/<vhost>/vscsi-devs/dev-1/p-devname = "/dev/$device"
149  *     <domid>/<vhost>/feature-host = "0"
151  *     <domid>/<vhost>/frontend-id = "<domid>"
154  *     <domid>/<vhost>/vscsi-devs/dev-0/p-dev = "8:0:2:1"
155  *     <domid>/<vhost>/vscsi-devs/dev-0/state = "1"
156  *     <domid>/<vhost>/vscsi-devs/dev-0/v-dev = "0:0:0:0"
157  * Wait for <domid>/<vhost>/state + <domid>/<vhost>/vscsi-devs/dev-0/state become 4
161  *     <domid>/<vhost>/vscsi-devs/dev-1/p-dev = "8:0:2:2"
162  *     <domid>/<vhost>/vscsi-devs/dev-1/state = "1"
163  *     <domid>/<vhost>/vscsi-devs/dev-1/v-dev = "0:0:1:0"
164  * Wait for <domid>/<vhost>/state + <domid>/<vhost>/vscsi-devs/dev-1/state become 4
168  *     <domid>/<vhost>/vscsi-devs/dev-1/state = "5"
170  * Wait for <domid>/<vhost>/vscsi-devs/dev-1/state become 6
171  * Remove <domid>/<vhost>/vscsi-devs/dev-1/{state,p-dev,v-dev,p-devname}
172  * Remove <domid>/<vhost>/vscsi-devs/dev-1/
196  * If "feature-sg-grant" in the Xenstore is set it is possible to specify more
199  * of the "feature-sg-grant" entry from Xenstore. When using indirection the
223  * Preset scatter/gather elements for a following request. Deprecated.
229  * Maximum scatter/gather segments per request.
232  * structures on one page (4096 bytes) and the number of scatter/gather
235  * If "feature-sg-grant" is set, more scatter/gather elements can be specified
275     uint8_t nr_segments;            /* Number of pieces of scatter-gather */
280  * of grant pages containing SG elements. Usable if "feature-sg-grant" set.
292 #define VSCSIIF_SG_LIST_SIZE ((sizeof(vscsiif_request_t) - 4) \
299     uint8_t nr_segments;    /* Number of pieces of scatter-gather */
312     uint32_t residual_len;     /* request bufflen -
325  * c-file-style: "BSD"
326  * c-basic-offset: 4
327  * tab-width: 4
328  * indent-tabs-mode: nil