diff options
| author | Jason Gunthorpe <jgg@nvidia.com> | 2024-11-12 13:47:28 -0400 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2024-11-12 13:47:28 -0400 |
| commit | 4e6bd13aa33c78346973f01c7303b4909d79ec86 (patch) | |
| tree | 6205937f65a4d859dcecaf48da8801a1e4103ce7 /net/mptcp/subflow.c | |
| parent | b047c0644f4e0aafd202e9519a22e17651fbee70 (diff) | |
| parent | f6681abd413919472d8a142420b639a3a8d84673 (diff) | |
Merge branch 'iommufd/arm-smmuv3-nested' of iommu/linux into iommufd for-next
Common SMMUv3 patches for the following patches adding nesting, shared
branch with the iommu tree.
* 'iommufd/arm-smmuv3-nested' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/iommu/linux:
iommu/arm-smmu-v3: Expose the arm_smmu_attach interface
iommu/arm-smmu-v3: Implement IOMMU_HWPT_ALLOC_NEST_PARENT
iommu/arm-smmu-v3: Support IOMMU_GET_HW_INFO via struct arm_smmu_hw_info
iommu/arm-smmu-v3: Report IOMMU_CAP_ENFORCE_CACHE_COHERENCY for CANWBS
ACPI/IORT: Support CANWBS memory access flag
ACPICA: IORT: Update for revision E.f
vfio: Remove VFIO_TYPE1_NESTING_IOMMU
...
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'net/mptcp/subflow.c')
| -rw-r--r-- | net/mptcp/subflow.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index 1040b3b9696b..25dde81bcb75 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -975,8 +975,10 @@ static bool skb_is_fully_mapped(struct sock *ssk, struct sk_buff *skb) unsigned int skb_consumed; skb_consumed = tcp_sk(ssk)->copied_seq - TCP_SKB_CB(skb)->seq; - if (WARN_ON_ONCE(skb_consumed >= skb->len)) + if (unlikely(skb_consumed >= skb->len)) { + DEBUG_NET_WARN_ON_ONCE(1); return true; + } return skb->len - skb_consumed <= subflow->map_data_len - mptcp_subflow_get_map_offset(subflow); @@ -1280,7 +1282,7 @@ static bool subflow_can_fallback(struct mptcp_subflow_context *subflow) else if (READ_ONCE(msk->csum_enabled)) return !subflow->valid_csum_seen; else - return !subflow->fully_established; + return READ_ONCE(msk->allow_infinite_fallback); } static void mptcp_subflow_fail(struct mptcp_sock *msk, struct sock *ssk) |