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authorTrond Myklebust <Trond.Myklebust@netapp.com>2013-04-14 16:49:37 +0200
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-04-14 18:26:02 +0200
commitba60eb25ff6be6f8e60488cdfd454e5c612bce60 (patch)
treeee5ebe0a500e5926cf52af808096d8c56eae8657 /lib
parentNFSv4: Fix handling of revoked delegations by setattr (diff)
downloadlinux-ba60eb25ff6be6f8e60488cdfd454e5c612bce60.tar.xz
linux-ba60eb25ff6be6f8e60488cdfd454e5c612bce60.zip
SUNRPC: Fix a livelock problem in the xprt->backlog queue
This patch ensures that we throttle new RPC requests if there are requests already waiting in the xprt->backlog queue. The reason for doing this is to fix livelock issues that can occur when an existing (high priority) task is waiting in the backlog queue, gets woken up by xprt_free_slot(), but a new task then steals the slot. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions