diff options
| -rw-r--r-- | fs/smb/client/smbdirect.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/smb/client/smbdirect.c b/fs/smb/client/smbdirect.c index b7be67dacd09..b974ca4e0b2e 100644 --- a/fs/smb/client/smbdirect.c +++ b/fs/smb/client/smbdirect.c @@ -2355,9 +2355,16 @@ static void smbd_mr_recovery_work(struct work_struct *work) static void destroy_mr_list(struct smbdirect_socket *sc) { struct smbdirect_mr_io *mr, *tmp; + LIST_HEAD(all_list); + unsigned long flags; disable_work_sync(&sc->mr_io.recovery_work); - list_for_each_entry_safe(mr, tmp, &sc->mr_io.all.list, list) { + + spin_lock_irqsave(&sc->mr_io.all.lock, flags); + list_splice_tail_init(&sc->mr_io.all.list, &all_list); + spin_unlock_irqrestore(&sc->mr_io.all.lock, flags); + + list_for_each_entry_safe(mr, tmp, &all_list, list) { if (mr->state == SMBDIRECT_MR_INVALIDATED) ib_dma_unmap_sg(sc->ib.dev, mr->sgt.sgl, mr->sgt.nents, mr->dir); |