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authorAharon Landau <aharonl@nvidia.com>2021-10-08 15:24:31 +0300
committerJason Gunthorpe <jgg@nvidia.com>2021-10-12 12:48:05 -0300
commit0dc89684605e8b60af645988d3e0d80a57b6e937 (patch)
tree8dda40e1b38c27ae722a896322d78a83eae79d9f /include
parent0a0800ce2a6a4d58d73f712f1c0780974877babf (diff)
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')
-rw-r--r--include/rdma/ib_verbs.h3
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[];
};