diff options
| author | Eric Dumazet <edumazet@google.com> | 2021-12-05 07:22:02 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-12-07 03:05:10 +0300 |
| commit | 4dbd24f65c60259ce5d1563433ecaf5fab693c83 (patch) | |
| tree | d72a8fdf49e0a2035a2989eea2544ad98dcbf736 /net/core/drop_monitor.c | |
| parent | 14ed029b5eb5146794a46d89e114715c9d380ca1 (diff) | |
| download | linux-4dbd24f65c60259ce5d1563433ecaf5fab693c83.tar.xz | |
drop_monitor: add net device refcount tracker
We want to track all dev_hold()/dev_put() to ease leak hunting.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core/drop_monitor.c')
| -rw-r--r-- | net/core/drop_monitor.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c index 49442cae6f69..3d0ab2eec916 100644 --- a/net/core/drop_monitor.c +++ b/net/core/drop_monitor.c @@ -850,7 +850,7 @@ net_dm_hw_metadata_copy(const struct devlink_trap_metadata *metadata) } hw_metadata->input_dev = metadata->input_dev; - dev_hold(hw_metadata->input_dev); + dev_hold_track(hw_metadata->input_dev, &hw_metadata->dev_tracker, GFP_ATOMIC); return hw_metadata; @@ -864,9 +864,9 @@ free_hw_metadata: } static void -net_dm_hw_metadata_free(const struct devlink_trap_metadata *hw_metadata) +net_dm_hw_metadata_free(struct devlink_trap_metadata *hw_metadata) { - dev_put(hw_metadata->input_dev); + dev_put_track(hw_metadata->input_dev, &hw_metadata->dev_tracker); kfree(hw_metadata->fa_cookie); kfree(hw_metadata->trap_name); kfree(hw_metadata->trap_group_name); |