@@ -12,6 +12,7 @@
#include "virtio.h"
char stack[PAGE_SIZE * 8] __attribute__((__aligned__(PAGE_SIZE)));
+char ring_area[PAGE_SIZE * 8] __attribute__((__aligned__(PAGE_SIZE)));
uint64_t boot_value;
static struct subchannel_id blk_schid = { .one = 1 };
@@ -52,6 +52,7 @@ void disabled_wait(void);
void virtio_panic(const char *string);
void write_subsystem_identification(void);
extern char stack[PAGE_SIZE * 8] __attribute__((__aligned__(PAGE_SIZE)));
+extern char ring_area[PAGE_SIZE * 8] __attribute__((__aligned__(PAGE_SIZE)));
extern uint64_t boot_value;
/* sclp-ascii.c */
@@ -378,10 +378,10 @@ void virtio_setup_block(struct subchannel_id schid)
if (run_ccw(schid, CCW_CMD_READ_CONF, &blk_cfg, sizeof(blk_cfg))) {
virtio_panic("Could not get block device configuration\n");
}
- vring_init(&block, config.num, (void *)(100 * 1024 * 1024),
+ vring_init(&block, config.num, ring_area,
KVM_S390_VIRTIO_RING_ALIGN);
- info.queue = (100ULL * 1024ULL* 1024ULL);
+ info.queue = (unsigned long long) ring_area;
info.align = KVM_S390_VIRTIO_RING_ALIGN;
info.index = 0;
info.num = config.num;