diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2024-02-16 01:01:43 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-02-16 03:20:04 +0300 |
| commit | 73be9a3aabdd976123e7f05dd20dbcf131347e84 (patch) | |
| tree | 7b9575df90cae451b7640d53d5e3b3858900a275 /block | |
| parent | dfe7f12788f5428d8bc16e86eedcfa889a3e3b29 (diff) | |
| parent | 4f5e5092fdbf5cec6bedc19fbe69cce4f5f08372 (diff) | |
| download | linux-73be9a3aabdd976123e7f05dd20dbcf131347e84.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR.
No conflicts.
Adjacent changes:
net/core/dev.c
9f30831390ed ("net: add rcu safety to rtnl_prop_list_size()")
723de3ebef03 ("net: free altname using an RCU callback")
net/unix/garbage.c
11498715f266 ("af_unix: Remove io_uring code for GC.")
25236c91b5ab ("af_unix: Fix task hung while purging oob_skb in GC.")
drivers/net/ethernet/renesas/ravb_main.c
ed4adc07207d ("net: ravb: Count packets instead of descriptors in GbEth RX path"
)
c2da9408579d ("ravb: Add Rx checksum offload support for GbEth")
net/mptcp/protocol.c
bdd70eb68913 ("mptcp: drop the push_pending field")
28e5c1380506 ("mptcp: annotate lockless accesses around read-mostly fields")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'block')
| -rw-r--r-- | block/blk-iocost.c | 7 | ||||
| -rw-r--r-- | block/blk-wbt.c | 4 |
2 files changed, 9 insertions, 2 deletions
diff --git a/block/blk-iocost.c b/block/blk-iocost.c index c8beec6d7df0..04d44f0bcbc8 100644 --- a/block/blk-iocost.c +++ b/block/blk-iocost.c @@ -1353,6 +1353,13 @@ static bool iocg_kick_delay(struct ioc_gq *iocg, struct ioc_now *now) lockdep_assert_held(&iocg->waitq.lock); + /* + * If the delay is set by another CPU, we may be in the past. No need to + * change anything if so. This avoids decay calculation underflow. + */ + if (time_before64(now->now, iocg->delay_at)) + return false; + /* calculate the current delay in effect - 1/2 every second */ tdelta = now->now - iocg->delay_at; if (iocg->delay) diff --git a/block/blk-wbt.c b/block/blk-wbt.c index 5ba3cd574eac..0c0e270a8265 100644 --- a/block/blk-wbt.c +++ b/block/blk-wbt.c @@ -163,9 +163,9 @@ static void wb_timestamp(struct rq_wb *rwb, unsigned long *var) */ static bool wb_recent_wait(struct rq_wb *rwb) { - struct bdi_writeback *wb = &rwb->rqos.disk->bdi->wb; + struct backing_dev_info *bdi = rwb->rqos.disk->bdi; - return time_before(jiffies, wb->dirty_sleep + HZ); + return time_before(jiffies, bdi->last_bdp_sleep + HZ); } static inline struct rq_wait *get_rq_wait(struct rq_wb *rwb, |