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devlink: Add comment for devlink instance lock

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Add comment to describe the purpose of devlink instance lock.

Signed-off-by: Parav Pandit <parav@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Parav Pandit 2020-07-21 19:53:53 +03:00 committed by David S. Miller
parent 9232a3e67b
commit 336ce1c932
1 changed files with 3 additions and 1 deletions
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4
include/net/devlink.h
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@ -40,7 +40,9 @@ struct devlink {
struct xarray snapshot_ids;
struct device *dev;
possible_net_t _net;
struct mutex lock;
struct mutex lock; /* Serializes access to devlink instance specific objects such as
* port, sb, dpipe, resource, params, region, traps and more.
*/
u8 reload_failed:1,
reload_enabled:1,
registered:1;