forked from Minki/linux
7fbb9d8415
If the pending indexes are released /after/ pushing the Tx response then a stale pending index may be used if a new Tx request is immediately pushed by the frontend. The may cause various WARNINGs or BUGs if the stale pending index is actually still in use. Fix this by releasing the pending index before pushing the Tx response. The full barrier for the pending ring update is not required since the the Tx response push already has a suitable write barrier. Signed-off-by: David Vrabel <david.vrabel@citrix.com> Reviewed-by: Wei Liu <wei.liu2@citrix.com> Signed-off-by: David S. Miller <davem@davemloft.net> |
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common.h | ||
interface.c | ||
Makefile | ||
netback.c | ||
xenbus.c |