diff options
author | Leon Romanovsky <leonro@mellanox.com> | 2019-02-18 23:25:47 +0300 |
---|---|---|
committer | Jason Gunthorpe <jgg@mellanox.com> | 2019-02-19 07:04:36 +0300 |
commit | 41eda65c6100930d95bb854a0114f3544593070c (patch) | |
tree | 64ae996d521909ccb72a35ba4a5485cfcc125aa9 /include | |
parent | 48118527186fb255461ebf3685ab0f1c2680bd9c (diff) | |
download | linux-41eda65c6100930d95bb854a0114f3544593070c.tar.xz |
RDMA/restrack: Hide restrack DB from IB/core
There is no need to expose internals of restrack DB to IB/core.
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/rdma/ib_verbs.h | 7 | ||||
-rw-r--r-- | include/rdma/restrack.h | 28 |
2 files changed, 3 insertions, 32 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 64ee7c08be22..2a17c2b30073 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -2533,6 +2533,8 @@ struct ib_device_ops { DECLARE_RDMA_OBJ_SIZE(ib_pd); }; +struct rdma_restrack_root; + struct ib_device { /* Do not access @dma_device directly from ULP nor from HW drivers. */ struct device *dma_device; @@ -2589,10 +2591,7 @@ struct ib_device { #endif u32 index; - /* - * Implementation details of the RDMA core, don't use in drivers - */ - struct rdma_restrack_root res; + struct rdma_restrack_root *res; const struct uapi_definition *driver_def; enum rdma_driver_id driver_id; diff --git a/include/rdma/restrack.h b/include/rdma/restrack.h index 53e1a7fb7355..ecf3c7702a4f 100644 --- a/include/rdma/restrack.h +++ b/include/rdma/restrack.h @@ -7,7 +7,6 @@ #define _RDMA_RESTRACK_H_ #include <linux/typecheck.h> -#include <linux/rwsem.h> #include <linux/sched.h> #include <linux/kref.h> #include <linux/completion.h> @@ -50,31 +49,6 @@ enum rdma_restrack_type { }; struct ib_device; -struct rdma_restrack_entry; - -/** - * struct rdma_restrack_root - main resource tracking management - * entity, per-device - */ -struct rdma_restrack_root { - /* - * @rwsem: Read/write lock to protect erase of entry. - * Lists and insertions are protected by XArray internal lock. - */ - struct rw_semaphore rwsem; - /** - * @xa: Array of XArray structures to hold restrack entries. - * We want to use array of XArrays because insertion is type - * dependent. For types with xisiting unique ID (like QPN), - * we will insert to that unique index. For other types, - * we insert based on pointers and auto-allocate unique index. - */ - struct xarray xa[RDMA_RESTRACK_MAX]; - /** - * @next_id: Next ID to support cyclic allocation - */ - u32 next_id[RDMA_RESTRACK_MAX]; -}; /** * struct rdma_restrack_entry - metadata per-entry @@ -125,8 +99,6 @@ struct rdma_restrack_entry { u32 id; }; -void rdma_restrack_init(struct ib_device *dev); -void rdma_restrack_clean(struct ib_device *dev); int rdma_restrack_count(struct ib_device *dev, enum rdma_restrack_type type, struct pid_namespace *ns); |