Re: [PATCH] dma-buf: Correct the documentation of name and exp_name symbols

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Am 22.11.23 um 17:05 schrieb Ramesh Errabolu:
Fix the documentation of struct dma_buf members name and exp_name
as to how these members are to be used and accessed.

Signed-off-by: Ramesh Errabolu <Ramesh.Errabolu@xxxxxxx>

Reviewed-by: Christian König <christian.koenig@xxxxxxx>

---
  include/linux/dma-buf.h | 11 +++++++----
  1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h
index 3f31baa3293f..8ff4add71f88 100644
--- a/include/linux/dma-buf.h
+++ b/include/linux/dma-buf.h
@@ -343,16 +343,19 @@ struct dma_buf {
  	/**
  	 * @exp_name:
  	 *
-	 * Name of the exporter; useful for debugging. See the
-	 * DMA_BUF_SET_NAME IOCTL.
+	 * Name of the exporter; useful for debugging. Must not be NULL
  	 */
  	const char *exp_name;
/**
  	 * @name:
  	 *
-	 * Userspace-provided name; useful for accounting and debugging,
-	 * protected by dma_resv_lock() on @resv and @name_lock for read access.
+	 * Userspace-provided name. Default value is NULL. If not NULL,
+	 * length cannot be longer than DMA_BUF_NAME_LEN, including NIL
+	 * char. Useful for accounting and debugging. Read/Write accesses
+	 * are protected by @name_lock
+	 *
+	 * See the IOCTLs DMA_BUF_SET_NAME or DMA_BUF_SET_NAME_A/B
  	 */
  	const char *name;





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