[PULL 42/51] block: Make bdrv_filter_default_perms() static

[Kevin Wolf <kwolf@redhat.com>]

From: Max Reitz <mreitz@redhat.com>

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20200513110544.176672-31-mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 include/block/block_int.h | 10 ----------
 block.c                   | 17 +++++++++++------
 2 files changed, 11 insertions(+), 16 deletions(-)

diff --git a/include/block/block_int.h b/include/block/block_int.h
index 0781d43af5..6fc5f0d333 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -1262,16 +1262,6 @@ int bdrv_child_try_set_perm(BdrvChild *c, uint64_t perm, uint64_t shared,
  */
 int bdrv_child_refresh_perms(BlockDriverState *bs, BdrvChild *c, Error **errp);
 
-/* Default implementation for BlockDriver.bdrv_child_perm() that can be used by
- * block filters: Forward CONSISTENT_READ, WRITE, WRITE_UNCHANGED and RESIZE to
- * all children */
-void bdrv_filter_default_perms(BlockDriverState *bs, BdrvChild *c,
-                               const BdrvChildClass *child_class,
-                               BdrvChildRole child_role,
-                               BlockReopenQueue *reopen_queue,
-                               uint64_t perm, uint64_t shared,
-                               uint64_t *nperm, uint64_t *nshared);
-
 /* Default implementation for BlockDriver.bdrv_child_perm() that can be used by
  * (non-raw) image formats: Like above for bs->backing, but for bs->file it
  * requires WRITE | RESIZE for read-write images, always requires
diff --git a/block.c b/block.c
index fb94adcca4..54bc1c3b2d 100644
--- a/block.c
+++ b/block.c
@@ -2382,12 +2382,17 @@ int bdrv_child_refresh_perms(BlockDriverState *bs, BdrvChild *c, Error **errp)
     return bdrv_child_try_set_perm(c, perms, shared, errp);
 }
 
-void bdrv_filter_default_perms(BlockDriverState *bs, BdrvChild *c,
-                               const BdrvChildClass *child_class,
-                               BdrvChildRole role,
-                               BlockReopenQueue *reopen_queue,
-                               uint64_t perm, uint64_t shared,
-                               uint64_t *nperm, uint64_t *nshared)
+/*
+ * Default implementation for .bdrv_child_perm() for block filters:
+ * Forward CONSISTENT_READ, WRITE, WRITE_UNCHANGED, and RESIZE to the
+ * filtered child.
+ */
+static void bdrv_filter_default_perms(BlockDriverState *bs, BdrvChild *c,
+                                      const BdrvChildClass *child_class,
+                                      BdrvChildRole role,
+                                      BlockReopenQueue *reopen_queue,
+                                      uint64_t perm, uint64_t shared,
+                                      uint64_t *nperm, uint64_t *nshared)
 {
     *nperm = perm & DEFAULT_PERM_PASSTHROUGH;
     *nshared = (shared & DEFAULT_PERM_PASSTHROUGH) | DEFAULT_PERM_UNCHANGED;
-- 
2.25.4