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| author | Julian Wiedmann <jwi@linux.ibm.com> | 2021-07-12 09:29:32 +0300 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2021-07-27 10:39:18 +0300 |
| commit | 0ae8f2af262a371d9c49c67a0f5e48982c57cdf4 (patch) | |
| tree | 5ea5ab2914e648c11cd93f31e154833080c0ae6b /drivers/s390/cio | |
| parent | d01fad2c6a3d2b4962b9195747b07535d2eb3e41 (diff) | |
| download | linux-0ae8f2af262a371d9c49c67a0f5e48982c57cdf4.tar.xz | |
s390/qdio: remove unneeded siga-sync for Output Queue
get_outbound_buffer_frontier() is only reached via qdio_inspect_queue(),
and there we already call qdio_siga_sync_q() unconditionally.
Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Reviewed-by: Benjamin Block <bblock@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'drivers/s390/cio')
| -rw-r--r-- | drivers/s390/cio/qdio_main.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c index 6ed8a04e099b..42a2e2b3cda9 100644 --- a/drivers/s390/cio/qdio_main.c +++ b/drivers/s390/cio/qdio_main.c @@ -516,13 +516,6 @@ static int get_outbound_buffer_frontier(struct qdio_q *q, unsigned int start, q->timestamp = get_tod_clock_fast(); - if (need_siga_sync(q)) - if (((queue_type(q) != QDIO_IQDIO_QFMT) && - !pci_out_supported(q->irq_ptr)) || - (queue_type(q) == QDIO_IQDIO_QFMT && - multicast_outbound(q))) - qdio_siga_sync_q(q); - count = atomic_read(&q->nr_buf_used); if (!count) return 0; |