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Diffstat (limited to 'tools/testing/selftests/kvm/include/kvm_util_base.h')
-rw-r--r--tools/testing/selftests/kvm/include/kvm_util_base.h27
1 files changed, 25 insertions, 2 deletions
diff --git a/tools/testing/selftests/kvm/include/kvm_util_base.h b/tools/testing/selftests/kvm/include/kvm_util_base.h
index 07732a157ccd..a18db6a7b3cf 100644
--- a/tools/testing/selftests/kvm/include/kvm_util_base.h
+++ b/tools/testing/selftests/kvm/include/kvm_util_base.h
@@ -15,6 +15,7 @@
#include <linux/kernel.h>
#include <linux/kvm.h>
#include "linux/rbtree.h"
+#include <linux/types.h>
#include <asm/atomic.h>
@@ -124,6 +125,26 @@ struct kvm_vm {
uint32_t memslots[NR_MEM_REGIONS];
};
+struct vcpu_reg_sublist {
+ const char *name;
+ long capability;
+ int feature;
+ bool finalize;
+ __u64 *regs;
+ __u64 regs_n;
+ __u64 *rejects_set;
+ __u64 rejects_set_n;
+ __u64 *skips_set;
+ __u64 skips_set_n;
+};
+
+struct vcpu_reg_list {
+ char *name;
+ struct vcpu_reg_sublist sublists[];
+};
+
+#define for_each_sublist(c, s) \
+ for ((s) = &(c)->sublists[0]; (s)->regs; ++(s))
#define kvm_for_each_vcpu(vm, i, vcpu) \
for ((i) = 0; (i) <= (vm)->last_vcpu_id; (i)++) \
@@ -362,8 +383,10 @@ static inline void read_stats_header(int stats_fd, struct kvm_stats_header *head
{
ssize_t ret;
- ret = read(stats_fd, header, sizeof(*header));
- TEST_ASSERT(ret == sizeof(*header), "Read stats header");
+ ret = pread(stats_fd, header, sizeof(*header), 0);
+ TEST_ASSERT(ret == sizeof(*header),
+ "Failed to read '%lu' header bytes, ret = '%ld'",
+ sizeof(*header), ret);
}
struct kvm_stats_desc *read_stats_descriptors(int stats_fd,