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[dpdk-dev] doc: add knwon issue of PF reset event handling

Message ID 1450055554-1828-1-git-send-email-helin.zhang@intel.com (mailing list archive)
State Accepted, archived
Headers show

Commit Message

Helin Zhang Dec. 14, 2015, 1:12 a.m. UTC
Add a known issue to warn that PF reset event/request is not
handled by any VF drivers till 2.2, and which should be fixed
in the future.

Signed-off-by: Helin Zhang <helin.zhang@intel.com>
---
 doc/guides/rel_notes/release_2_2.rst | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Thomas Monjalon Dec. 14, 2015, 1:24 p.m. UTC | #1
2015-12-14 09:12, Helin Zhang:
> Add a known issue to warn that PF reset event/request is not
> handled by any VF drivers till 2.2, and which should be fixed
> in the future.
> 
> Signed-off-by: Helin Zhang <helin.zhang@intel.com>

Reported-by: David Marchand <david.marchand@6wind.com>

[...]
> +* Some (possibly all) VF drivers (e.g. i40evf) do not handle any PF reset
> +  events/requests in VF driver, that means VF driver may not work after a
> +  PF reset in host side. The workaround is to avoid triggering any PF reset
> +  events/requests on host side, or wait future fixes.

It is not a workaround to wait for a fix ;)

Applied without last words, thanks
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Patch

diff --git a/doc/guides/rel_notes/release_2_2.rst b/doc/guides/rel_notes/release_2_2.rst
index a0035b7..a99b6c4 100644
--- a/doc/guides/rel_notes/release_2_2.rst
+++ b/doc/guides/rel_notes/release_2_2.rst
@@ -273,6 +273,11 @@  Known Issues
   As the l3fwd example application requires this info, the i40e vector
   driver must be disabled to benefit of the packet type with i40e.
 
+* Some (possibly all) VF drivers (e.g. i40evf) do not handle any PF reset
+  events/requests in VF driver, that means VF driver may not work after a
+  PF reset in host side. The workaround is to avoid triggering any PF reset
+  events/requests on host side, or wait future fixes.
+
 
 API Changes
 -----------