Add linux kernel module support

[zfs.git] / module / zfs / dmu_zfetch.c

diff --git a/module/zfs/dmu_zfetch.c b/module/zfs/dmu_zfetch.c
index 37037c3..b36c30f 100644 (file)
--- a/module/zfs/dmu_zfetch.c
+++ b/module/zfs/dmu_zfetch.c
@@ -665,7 +665,7 @@ dmu_zfetch(zfetch_t *zf, uint64_t offset, uint64_t size, int prefetched)
                ZFETCHSTAT_BUMP(zfetchstat_hits);
        } else {
                ZFETCHSTAT_BUMP(zfetchstat_misses);
-               if (fetched = dmu_zfetch_colinear(zf, &zst)) {
+               if ((fetched = dmu_zfetch_colinear(zf, &zst))) {
                        ZFETCHSTAT_BUMP(zfetchstat_colinear_hits);
                } else {
                        ZFETCHSTAT_BUMP(zfetchstat_colinear_misses);
@@ -722,3 +722,9 @@ dmu_zfetch(zfetch_t *zf, uint64_t offset, uint64_t size, int prefetched)
                }
        }
 }
+
+#if defined(_KERNEL) && defined(HAVE_SPL)
+module_param(zfs_prefetch_disable, int, 0644);
+MODULE_PARM_DESC(zfs_prefetch_disable, "Disable all ZFS prefetching");
+#endif
+