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| author | Dexuan Cui <decui@microsoft.com> | 2015-01-14 01:55:10 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-01-25 09:17:58 -0800 |
| commit | d9b1652947c695d247b5e4603a16213ec55661ed (patch) | |
| tree | d9d5b81e2b05aeadc3eebda0dac8f20859e89097 /drivers/char | |
| parent | d61031ee8df6214d58371a1cc36a0591e242fba0 (diff) | |
| download | talos-op-linux-d9b1652947c695d247b5e4603a16213ec55661ed.tar.gz talos-op-linux-d9b1652947c695d247b5e4603a16213ec55661ed.zip | |
hv: hv_fcopy: drop the obsolete message on transfer failure
In the case the user-space daemon crashes, hangs or is killed, we
need to down the semaphore, otherwise, after the daemon starts next
time, the obsolete data in fcopy_transaction.message or
fcopy_transaction.fcopy_msg will be used immediately.
Cc: Jason Wang <jasowang@redhat.com>
Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Dexuan Cui <decui@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/char')
0 files changed, 0 insertions, 0 deletions
