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-rw-r--r--sys/cddl/contrib/opensolaris/uts/common/fs/zfs/abd.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/abd.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/abd.c
index 94e5a22..2cd87c2 100644
--- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/abd.c
+++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/abd.c
@@ -150,6 +150,13 @@ boolean_t zfs_abd_scatter_enabled = B_TRUE;
*/
size_t zfs_abd_chunk_size = 4096;
+#if defined(__FreeBSD__) && defined(_KERNEL)
+SYSCTL_DECL(_vfs_zfs);
+
+SYSCTL_ULONG(_vfs_zfs, OID_AUTO, abd_chunk_size, CTLFLAG_RDTUN,
+ &zfs_abd_chunk_size, 0, "The size of the chunks ABD allocates");
+#endif
+
#ifdef _KERNEL
extern vmem_t *zio_alloc_arena;
#endif
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