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Fix coverity defects: CID 147472

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CID 147472: Type: 'Constant' variable guards dead code

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: cao.xuewen <cao.xuewen@zte.com.cn>
Closes #5288
This commit is contained in:
cao
2016-10-21 02:24:01 +08:00
committed by Brian Behlendorf
parent 1f72394443
commit 5a6765cf8c
3 changed files with 15 additions and 4 deletions
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include/sys/dmu.h
+2
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@@ -744,6 +744,7 @@ struct arc_buf *dmu_request_arcbuf(dmu_buf_t *handle, int size);
void dmu_return_arcbuf(struct arc_buf *buf);
void dmu_assign_arcbuf(dmu_buf_t *handle, uint64_t offset, struct arc_buf *buf,
dmu_tx_t *tx);
#ifdef HAVE_UIO_ZEROCOPY
int dmu_xuio_init(struct xuio *uio, int niov);
void dmu_xuio_fini(struct xuio *uio);
int dmu_xuio_add(struct xuio *uio, struct arc_buf *abuf, offset_t off,
@@ -751,6 +752,7 @@ int dmu_xuio_add(struct xuio *uio, struct arc_buf *abuf, offset_t off,
int dmu_xuio_cnt(struct xuio *uio);
struct arc_buf *dmu_xuio_arcbuf(struct xuio *uio, int i);
void dmu_xuio_clear(struct xuio *uio, int i);
#endif /* HAVE_UIO_ZEROCOPY */
void xuio_stat_wbuf_copied(void);
void xuio_stat_wbuf_nocopy(void);