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authorLinus Torvalds <torvalds@linux-foundation.org>2025-05-01 20:37:49 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2025-05-01 20:37:49 +0300
commitebd297a2affadb6f6f4d2e5d975c1eda18ac762d (patch)
tree69ebcdd6892e6cffd99e11258472feb0f87914b1 /drivers/net/ethernet/intel/igc/igc_ptp.c
parent4f79eaa2ceac86a0e0f304b0bab556cca5bf4f30 (diff)
parent1daa05fdddebc8ea5f09d407a74ba88f6d0cfdbf (diff)
downloadlinux-ebd297a2affadb6f6f4d2e5d975c1eda18ac762d.tar.xz
Merge tag 'net-6.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Jakub Kicinski: "Happy May Day. Things have calmed down on our end (knock on wood), no outstanding investigations. Including fixes from Bluetooth and WiFi. Current release - fix to a fix: - igc: fix lock order in igc_ptp_reset Current release - new code bugs: - Revert "wifi: iwlwifi: make no_160 more generic", fixes regression to Killer line of devices reported by a number of people - Revert "wifi: iwlwifi: add support for BE213", initial FW is too buggy - number of fixes for mld, the new Intel WiFi subdriver Previous releases - regressions: - wifi: mac80211: restore monitor for outgoing frames - drv: vmxnet3: fix malformed packet sizing in vmxnet3_process_xdp - eth: bnxt_en: fix timestamping FIFO getting out of sync on reset, delivering stale timestamps - use sock_gen_put() in the TCP fraglist GRO heuristic, don't assume every socket is a full socket Previous releases - always broken: - sched: adapt qdiscs for reentrant enqueue cases, fix list corruptions - xsk: fix race condition in AF_XDP generic RX path, shared UMEM can't be protected by a per-socket lock - eth: mtk-star-emac: fix spinlock recursion issues on rx/tx poll - btusb: avoid NULL pointer dereference in skb_dequeue() - dsa: felix: fix broken taprio gate states after clock jump" * tag 'net-6.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (83 commits) net: vertexcom: mse102x: Fix RX error handling net: vertexcom: mse102x: Add range check for CMD_RTS net: vertexcom: mse102x: Fix LEN_MASK net: vertexcom: mse102x: Fix possible stuck of SPI interrupt net: hns3: defer calling ptp_clock_register() net: hns3: fixed debugfs tm_qset size net: hns3: fix an interrupt residual problem net: hns3: store rx VLAN tag offload state for VF octeon_ep: Fix host hang issue during device reboot net: fec: ERR007885 Workaround for conventional TX net: lan743x: Fix memleak issue when GSO enabled ptp: ocp: Fix NULL dereference in Adva board SMA sysfs operations net: use sock_gen_put() when sk_state is TCP_TIME_WAIT bnxt_en: fix module unload sequence bnxt_en: Fix ethtool -d byte order for 32-bit values bnxt_en: Fix out-of-bound memcpy() during ethtool -w bnxt_en: Fix coredump logic to free allocated buffer bnxt_en: delay pci_alloc_irq_vectors() in the AER path bnxt_en: call pci_alloc_irq_vectors() after bnxt_reserve_rings() bnxt_en: Add missing skb_mark_for_recycle() in bnxt_rx_vlan() ...
Diffstat (limited to 'drivers/net/ethernet/intel/igc/igc_ptp.c')
-rw-r--r--drivers/net/ethernet/intel/igc/igc_ptp.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/igc/igc_ptp.c b/drivers/net/ethernet/intel/igc/igc_ptp.c
index 612ed26a29c5..efc7b30e4211 100644
--- a/drivers/net/ethernet/intel/igc/igc_ptp.c
+++ b/drivers/net/ethernet/intel/igc/igc_ptp.c
@@ -1290,6 +1290,8 @@ void igc_ptp_reset(struct igc_adapter *adapter)
/* reset the tstamp_config */
igc_ptp_set_timestamp_mode(adapter, &adapter->tstamp_config);
+ mutex_lock(&adapter->ptm_lock);
+
spin_lock_irqsave(&adapter->tmreg_lock, flags);
switch (adapter->hw.mac.type) {
@@ -1308,7 +1310,6 @@ void igc_ptp_reset(struct igc_adapter *adapter)
if (!igc_is_crosststamp_supported(adapter))
break;
- mutex_lock(&adapter->ptm_lock);
wr32(IGC_PCIE_DIG_DELAY, IGC_PCIE_DIG_DELAY_DEFAULT);
wr32(IGC_PCIE_PHY_DELAY, IGC_PCIE_PHY_DELAY_DEFAULT);
@@ -1332,7 +1333,6 @@ void igc_ptp_reset(struct igc_adapter *adapter)
netdev_err(adapter->netdev, "Timeout reading IGC_PTM_STAT register\n");
igc_ptm_reset(hw);
- mutex_unlock(&adapter->ptm_lock);
break;
default:
/* No work to do. */
@@ -1349,5 +1349,7 @@ void igc_ptp_reset(struct igc_adapter *adapter)
out:
spin_unlock_irqrestore(&adapter->tmreg_lock, flags);
+ mutex_unlock(&adapter->ptm_lock);
+
wrfl();
}