Expose dmu_buf_hold_array_by_dnode to platform code

FreeBSD uses this in its pager ops routines Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
openzfs · Oct 9, 2019 · 8d4d7ce · 8d4d7ce
1 parent 381d91d
commit 8d4d7ce
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/include/sys/dmu.h b/include/sys/dmu.h
@@ -564,6 +564,8 @@ int dmu_buf_hold(objset_t *os, uint64_t object, uint64_t offset,
     void *tag, dmu_buf_t **, int flags);
 int dmu_buf_hold_by_dnode(dnode_t *dn, uint64_t offset,
     void *tag, dmu_buf_t **dbp, int flags);
+int dmu_buf_hold_array_by_dnode(dnode_t *dn, uint64_t offset, uint64_t length,
+    boolean_t read, void *tag, int *numbufsp, dmu_buf_t ***dbpp, uint32_t flags);
 
 /*
  * Add a reference to a dmu buffer that has already been held via

diff --git a/module/zfs/dmu.c b/module/zfs/dmu.c
@@ -489,7 +489,7 @@ dmu_spill_hold_by_bonus(dmu_buf_t *bonus, uint32_t flags, void *tag,
  * and can induce severe lock contention when writing to several files
  * whose dnodes are in the same block.
  */
-static int
+int
 dmu_buf_hold_array_by_dnode(dnode_t *dn, uint64_t offset, uint64_t length,
     boolean_t read, void *tag, int *numbufsp, dmu_buf_t ***dbpp, uint32_t flags)
 {