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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-09-03 14:21:14 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2019-11-13 13:03:49 +0100 |
| commit | 53145c7232007e4c83819131a820e63e00dba7e6 (patch) | |
| tree | 8b6266a11907c43f937335abec4acacc046903f7 /freebsd/sys/dev/nvme/nvme_pci.c | |
| parent | NVME(4): Add build module (diff) | |
| download | rtems-libbsd-53145c7232007e4c83819131a820e63e00dba7e6.tar.bz2 | |
NVME(4): Port to RTEMS
Update #3821.
Diffstat (limited to 'freebsd/sys/dev/nvme/nvme_pci.c')
| -rw-r--r-- | freebsd/sys/dev/nvme/nvme_pci.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/freebsd/sys/dev/nvme/nvme_pci.c b/freebsd/sys/dev/nvme/nvme_pci.c index 0e61d139..8da586f6 100644 --- a/freebsd/sys/dev/nvme/nvme_pci.c +++ b/freebsd/sys/dev/nvme/nvme_pci.c @@ -262,7 +262,9 @@ nvme_ctrlr_setup_interrupts(struct nvme_controller *ctrlr) { device_t dev; int force_intx, num_io_queues, per_cpu_io_queues; +#ifndef __rtems__ int min_cpus_per_ioq; +#endif /* __rtems__ */ int num_vectors_requested, num_vectors_allocated; dev = ctrlr->dev; @@ -284,12 +286,14 @@ nvme_ctrlr_setup_interrupts(struct nvme_controller *ctrlr) if (per_cpu_io_queues == 0) num_io_queues = 1; +#ifndef __rtems__ min_cpus_per_ioq = smp_threads_per_core; TUNABLE_INT_FETCH("hw.nvme.min_cpus_per_ioq", &min_cpus_per_ioq); if (min_cpus_per_ioq > 1) { num_io_queues = min(num_io_queues, max(1, mp_ncpus / min_cpus_per_ioq)); } +#endif /* __rtems__ */ num_io_queues = min(num_io_queues, pci_msix_count(dev) - 1); |