search for: ring_ord

Displaying 3 results from an estimated 3 matches for "ring_ord".

Did you mean: ring_order
2012 Mar 05
11
[PATCH 0001/001] xen: multi page ring support for block devices
...rs/block/xen-blkback/blkback.c @@ -60,6 +60,39 @@ static int xen_blkif_reqs = 64; module_param_named(reqs, xen_blkif_reqs, int, 0); MODULE_PARM_DESC(reqs, "Number of blkback requests to allocate"); +/* Order of maximum shared ring size advertised to the front end. */ +int xen_blkif_max_ring_order = XENBUS_MAX_RING_ORDER; + +#define BLK_RING_SIZE(_order) __CONST_RING_SIZE(blkif, PAGE_SIZE << (_order)) + +static int set_max_ring_order(const char *buf, struct kernel_param *kp) +{ + int err; + unsigned long order; + + err = kstrtol(buf, 0, &order); + if (err...
2012 Mar 05
11
[PATCH 0001/001] xen: multi page ring support for block devices
...rs/block/xen-blkback/blkback.c @@ -60,6 +60,39 @@ static int xen_blkif_reqs = 64; module_param_named(reqs, xen_blkif_reqs, int, 0); MODULE_PARM_DESC(reqs, "Number of blkback requests to allocate"); +/* Order of maximum shared ring size advertised to the front end. */ +int xen_blkif_max_ring_order = XENBUS_MAX_RING_ORDER; + +#define BLK_RING_SIZE(_order) __CONST_RING_SIZE(blkif, PAGE_SIZE << (_order)) + +static int set_max_ring_order(const char *buf, struct kernel_param *kp) +{ + int err; + unsigned long order; + + err = kstrtol(buf, 0, &order); + if (err...
2012 Mar 05
11
[PATCH 0001/001] xen: multi page ring support for block devices
...rs/block/xen-blkback/blkback.c @@ -60,6 +60,39 @@ static int xen_blkif_reqs = 64; module_param_named(reqs, xen_blkif_reqs, int, 0); MODULE_PARM_DESC(reqs, "Number of blkback requests to allocate"); +/* Order of maximum shared ring size advertised to the front end. */ +int xen_blkif_max_ring_order = XENBUS_MAX_RING_ORDER; + +#define BLK_RING_SIZE(_order) __CONST_RING_SIZE(blkif, PAGE_SIZE << (_order)) + +static int set_max_ring_order(const char *buf, struct kernel_param *kp) +{ + int err; + unsigned long order; + + err = kstrtol(buf, 0, &order); + if (err...