diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/page_pool.c | 1 | ||||
| -rw-r--r-- | net/core/page_pool_priv.h | 1 | ||||
| -rw-r--r-- | net/core/page_pool_user.c | 12 |
3 files changed, 14 insertions, 0 deletions
diff --git a/net/core/page_pool.c b/net/core/page_pool.c index 566390759294..a821fb5fe054 100644 --- a/net/core/page_pool.c +++ b/net/core/page_pool.c @@ -953,6 +953,7 @@ void page_pool_destroy(struct page_pool *pool) if (!page_pool_release(pool)) return; + page_pool_detached(pool); pool->defer_start = jiffies; pool->defer_warn = jiffies + DEFER_WARN_INTERVAL; diff --git a/net/core/page_pool_priv.h b/net/core/page_pool_priv.h index 72fb21ea1ddc..90665d40f1eb 100644 --- a/net/core/page_pool_priv.h +++ b/net/core/page_pool_priv.h @@ -6,6 +6,7 @@ s32 page_pool_inflight(const struct page_pool *pool, bool strict); int page_pool_list(struct page_pool *pool); +void page_pool_detached(struct page_pool *pool); void page_pool_unlist(struct page_pool *pool); #endif diff --git a/net/core/page_pool_user.c b/net/core/page_pool_user.c index 2db71e718485..bd5ca94f683f 100644 --- a/net/core/page_pool_user.c +++ b/net/core/page_pool_user.c @@ -134,6 +134,10 @@ page_pool_nl_fill(struct sk_buff *rsp, const struct page_pool *pool, nla_put_uint(rsp, NETDEV_A_PAGE_POOL_INFLIGHT_MEM, inflight * refsz)) goto err_cancel; + if (pool->user.detach_time && + nla_put_uint(rsp, NETDEV_A_PAGE_POOL_DETACH_TIME, + pool->user.detach_time)) + goto err_cancel; genlmsg_end(rsp, hdr); @@ -219,6 +223,14 @@ err_unlock: return err; } +void page_pool_detached(struct page_pool *pool) +{ + mutex_lock(&page_pools_lock); + pool->user.detach_time = ktime_get_boottime_seconds(); + netdev_nl_page_pool_event(pool, NETDEV_CMD_PAGE_POOL_CHANGE_NTF); + mutex_unlock(&page_pools_lock); +} + void page_pool_unlist(struct page_pool *pool) { mutex_lock(&page_pools_lock); |