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Subject[PATCH v1 2/7] selftests/vm: factor out pagemap_is_populated() into vm_util
Date
We'll reuse it in the anon_cow test next.

Signed-off-by: David Hildenbrand <david@redhat.com>
---
tools/testing/selftests/vm/madv_populate.c | 8 --------
tools/testing/selftests/vm/vm_util.c | 8 ++++++++
tools/testing/selftests/vm/vm_util.h | 1 +
3 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/tools/testing/selftests/vm/madv_populate.c b/tools/testing/selftests/vm/madv_populate.c
index 715a42e8e2cd..60547245e479 100644
--- a/tools/testing/selftests/vm/madv_populate.c
+++ b/tools/testing/selftests/vm/madv_populate.c
@@ -27,14 +27,6 @@

static size_t pagesize;

-static bool pagemap_is_populated(int fd, char *start)
-{
- uint64_t entry = pagemap_get_entry(fd, start);
-
- /* Present or swapped. */
- return entry & 0xc000000000000000ull;
-}
-
static void sense_support(void)
{
char *addr;
diff --git a/tools/testing/selftests/vm/vm_util.c b/tools/testing/selftests/vm/vm_util.c
index 6456027e1985..d37dbabeb875 100644
--- a/tools/testing/selftests/vm/vm_util.c
+++ b/tools/testing/selftests/vm/vm_util.c
@@ -35,6 +35,14 @@ bool pagemap_is_swapped(int fd, char *start)
return entry & 0x4000000000000000ull;
}

+bool pagemap_is_populated(int fd, char *start)
+{
+ uint64_t entry = pagemap_get_entry(fd, start);
+
+ /* Present or swapped. */
+ return entry & 0xc000000000000000ull;
+}
+
void clear_softdirty(void)
{
int ret;
diff --git a/tools/testing/selftests/vm/vm_util.h b/tools/testing/selftests/vm/vm_util.h
index bb8ec8d69623..691d063e79cc 100644
--- a/tools/testing/selftests/vm/vm_util.h
+++ b/tools/testing/selftests/vm/vm_util.h
@@ -5,6 +5,7 @@
uint64_t pagemap_get_entry(int fd, char *start);
bool pagemap_is_softdirty(int fd, char *start);
bool pagemap_is_swapped(int fd, char *start);
+bool pagemap_is_populated(int fd, char *start);
void clear_softdirty(void);
uint64_t read_pmd_pagesize(void);
uint64_t check_huge(void *addr);
--
2.37.3
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