Re: [PATCH v8 for-next 0/3] IB/core: Obtaining subnet_prefix from cache in

From: Jason Gunthorpe
Date: Fri Jul 16 2021 - 10:08:11 EST


On Mon, Jul 12, 2021 at 05:56:22PM +0530, Anand Khoje wrote:
> This v8 of patch series is used to read the port_attribute subnet_prefix
> from a valid cache entry instead of having to call
> device->ops.query_gid() for Infiniband link-layer devices in
> __ib_query_port().
>
> In the event of a cache update, the value for subnet_prefix gets read
> using device->ops.query_gid() in config_non_roce_gid_cache().
>
> It also re-orders the initialization of lock cache_lock of struct ib_device
> such that the lock is initialized before its first use in __ib_query_port()
> during device initialization.
>
> Anand Khoje (3):
> IB/core: Updating cache for subnet_prefix in
> config_non_roce_gid_cache()
> IB/core: Shifting initialization of device->cache_lock
> IB/core: Read subnet_prefix in ib_query_port via cache.
>
> drivers/infiniband/core/cache.c | 10 +++++-----
> drivers/infiniband/core/device.c | 10 ++++------
> 2 files changed, 9 insertions(+), 11 deletions(-)

Applied to for-next, thanks

Jason