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| author |   Aharon Landau <aharonl@nvidia.com> | 2021-10-08 15:24:31 +0300 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2021-10-12 12:48:05 -0300 |
| commit | 0dc89684605e8b60af645988d3e0d80a57b6e937 (patch) | |
| tree | 8dda40e1b38c27ae722a896322d78a83eae79d9f /include/rdma | |
| parent | RDMA/core: Add a helper API rdma_free_hw_stats_struct (diff) | |
| download | linux-dev-0dc89684605e8b60af645988d3e0d80a57b6e937.tar.xz linux-dev-0dc89684605e8b60af645988d3e0d80a57b6e937.zip | |
RDMA/counter: Add an is_disabled field in struct rdma_hw_stats
Add a bitmap in rdma_hw_stat structure, with each bit indicates whether
the corresponding counter is currently disabled or not. By default
hwcounters are enabled.
Link: https://lore.kernel.org/r/20211008122439.166063-6-markzhang@nvidia.com
Signed-off-by: Aharon Landau <aharonl@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Mark Zhang <markzhang@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'include/rdma')
| -rw-r--r-- | include/rdma/ib_verbs.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 938c0c0a1c19..ae467365706b 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -565,6 +565,8 @@ struct rdma_stat_desc { * their own value during their allocation routine. * @descs - Array of pointers to static descriptors used for the counters * in directory. + * @is_disabled - A bitmap to indicate each counter is currently disabled + * or not. * @num_counters - How many hardware counters there are. If name is * shorter than this number, a kernel oops will result. Driver authors * are encouraged to leave BUILD_BUG_ON(ARRAY_SIZE(@name) < num_counters) @@ -577,6 +579,7 @@ struct rdma_hw_stats { unsigned long timestamp; unsigned long lifespan; const struct rdma_stat_desc *descs; + unsigned long *is_disabled; int num_counters; u64 value[]; }; |