diff options
| author | Julian Wiedmann <jwi@linux.vnet.ibm.com> | 2018-03-20 07:59:14 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-03-22 11:52:30 -0400 |
| commit | 17bf8c9b3d499d5168537c98b61eb7a1fcbca6c2 (patch) | |
| tree | 8a5ee073ef47f46c5955738bae849c9549f3b0c6 /drivers/s390/Makefile | |
| parent | 1063e432bb45be209427ed3f1ca3908e4aa3c7d7 (diff) | |
| download | linux-17bf8c9b3d499d5168537c98b61eb7a1fcbca6c2.tar.bz2 | |
s390/qeth: lock read device while queueing next buffer
For calling ccw_device_start(), issue_next_read() needs to hold the
device's ccwlock.
This is satisfied for the IRQ handler path (where qeth_irq() gets called
under the ccwlock), but we need explicit locking for the initial call by
the MPC initialization.
Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/s390/Makefile')
0 files changed, 0 insertions, 0 deletions