diff options
| author |   Eric Dumazet <edumazet@google.com> | 2022-02-06 06:33:48 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2022-02-07 12:02:49 +0000 |
| commit | 94fdd7c02a56d0316d20e417a1141b71a8dcee82 (patch) | |
| tree | 24de34dc15ce91d972e07adcd5c4a029f03c54b9 | |
| parent | net/smc: fix ref_tracker issue in smc_pnet_add() (diff) | |
| download | linux-dev-94fdd7c02a56d0316d20e417a1141b71a8dcee82.tar.xz linux-dev-94fdd7c02a56d0316d20e417a1141b71a8dcee82.zip | |
net/smc: use GFP_ATOMIC allocation in smc_pnet_add_eth()
My last patch moved the netdev_tracker_alloc() call to a section
protected by a write_lock().
I should have replaced GFP_KERNEL with GFP_ATOMIC to avoid the infamous:
BUG: sleeping function called from invalid context at include/linux/sched/mm.h:256
Fixes: 28f922213886 ("net/smc: fix ref_tracker issue in smc_pnet_add()")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/smc/smc_pnet.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/smc/smc_pnet.c b/net/smc/smc_pnet.c index fb6331d97185..0599246c0376 100644 --- a/net/smc/smc_pnet.c +++ b/net/smc/smc_pnet.c @@ -382,7 +382,7 @@ static int smc_pnet_add_eth(struct smc_pnettable *pnettable, struct net *net, if (ndev) { new_pe->ndev = ndev; netdev_tracker_alloc(ndev, &new_pe->dev_tracker, - GFP_KERNEL); + GFP_ATOMIC); } list_add_tail(&new_pe->list, &pnettable->pnetlist); write_unlock(&pnettable->lock); |