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authorAllen Hubbe <Allen.Hubbe@emc.com>2015-07-15 11:15:28 +0300
committerJon Mason <jdmason@kudzu.us>2015-09-07 22:17:09 +0300
commita7c23237481782fbea3c2230e362b72863e144b0 (patch)
tree3b88291ab1fc59fcafb85871f107a7aab6b00156 /include/linux/ntb.h
parent569410ca756cd3ebb15609cb6828a8393fb6384d (diff)
downloadlinux-a7c23237481782fbea3c2230e362b72863e144b0.tar.xz
NTB: Fix documentation for ntb_link_is_up
There was a copy and paste error in the documentation for ntb_link_is_up. The long description was mistakenly copied from ntb_link_set_trans. This adds the appropriate long description for ntb_link_is_up. Reported-by: Dave Jiang <dave.jiang@intel.com> Signed-off-by: Allen Hubbe <Allen.Hubbe@emc.com> Signed-off-by: Jon Mason <jdmason@kudzu.us>
Diffstat (limited to 'include/linux/ntb.h')
-rw-r--r--include/linux/ntb.h7
1 files changed, 3 insertions, 4 deletions
diff --git a/include/linux/ntb.h b/include/linux/ntb.h
index b02f72bb8e32..e3d3299c6052 100644
--- a/include/linux/ntb.h
+++ b/include/linux/ntb.h
@@ -522,10 +522,9 @@ static inline int ntb_mw_clear_trans(struct ntb_dev *ntb, int idx)
* @speed: OUT - The link speed expressed as PCIe generation number.
* @width: OUT - The link width expressed as the number of PCIe lanes.
*
- * Set the translation of a memory window. The peer may access local memory
- * through the window starting at the address, up to the size. The address
- * must be aligned to the alignment specified by ntb_mw_get_range(). The size
- * must be aligned to the size alignment specified by ntb_mw_get_range().
+ * Get the current state of the ntb link. It is recommended to query the link
+ * state once after every link event. It is safe to query the link state in
+ * the context of the link event callback.
*
* Return: One if the link is up, zero if the link is down, otherwise a
* negative value indicating the error number.