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author | David S. Miller | 2019-05-31 19:49:43 +0200 |
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committer | David S. Miller | 2019-05-31 19:49:43 +0200 |
commit | b4b12b0d2f02613101a7a667ef7b7cc8d388e597 (patch) | |
tree | ae2d52198929797821961fd0b5923b5ea1a89fe1 /drivers/scsi/lpfc/lpfc_attr.c | |
parent | netfilter: nf_conntrack_bridge: fix CONFIG_IPV6=y (diff) | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff) | |
download | kernel-qcow2-linux-b4b12b0d2f02613101a7a667ef7b7cc8d388e597.tar.gz kernel-qcow2-linux-b4b12b0d2f02613101a7a667ef7b7cc8d388e597.tar.xz kernel-qcow2-linux-b4b12b0d2f02613101a7a667ef7b7cc8d388e597.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
The phylink conflict was between a bug fix by Russell King
to make sure we have a consistent PHY interface mode, and
a change in net-next to pull some code in phylink_resolve()
into the helper functions phylink_mac_link_{up,down}()
On the dp83867 side it's mostly overlapping changes, with
the 'net' side removing a condition that was supposed to
trigger for RGMII but because of how it was coded never
actually could trigger.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_attr.c')
-rw-r--r-- | drivers/scsi/lpfc/lpfc_attr.c | 37 |
1 files changed, 22 insertions, 15 deletions
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index e9adb3f1961d..d4c65e2109e2 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -176,6 +176,7 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, int i; int len = 0; char tmp[LPFC_MAX_NVME_INFO_TMP_LEN] = {0}; + unsigned long iflags = 0; if (!(vport->cfg_enable_fc4_type & LPFC_ENABLE_NVME)) { len = scnprintf(buf, PAGE_SIZE, "NVME Disabled\n"); @@ -354,7 +355,7 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, phba->sli4_hba.io_xri_max, lpfc_sli4_get_els_iocb_cnt(phba)); if (strlcat(buf, tmp, PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; /* Port state is only one of two values for now. */ if (localport->port_id) @@ -370,15 +371,15 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, wwn_to_u64(vport->fc_nodename.u.wwn), localport->port_id, statep); if (strlcat(buf, tmp, PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { nrport = NULL; - spin_lock(&vport->phba->hbalock); + spin_lock_irqsave(&vport->phba->hbalock, iflags); rport = lpfc_ndlp_get_nrport(ndlp); if (rport) nrport = rport->remoteport; - spin_unlock(&vport->phba->hbalock); + spin_unlock_irqrestore(&vport->phba->hbalock, iflags); if (!nrport) continue; @@ -397,39 +398,39 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, /* Tab in to show lport ownership. */ if (strlcat(buf, "NVME RPORT ", PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; if (phba->brd_no >= 10) { if (strlcat(buf, " ", PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; } scnprintf(tmp, sizeof(tmp), "WWPN x%llx ", nrport->port_name); if (strlcat(buf, tmp, PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; scnprintf(tmp, sizeof(tmp), "WWNN x%llx ", nrport->node_name); if (strlcat(buf, tmp, PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; scnprintf(tmp, sizeof(tmp), "DID x%06x ", nrport->port_id); if (strlcat(buf, tmp, PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; /* An NVME rport can have multiple roles. */ if (nrport->port_role & FC_PORT_ROLE_NVME_INITIATOR) { if (strlcat(buf, "INITIATOR ", PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; } if (nrport->port_role & FC_PORT_ROLE_NVME_TARGET) { if (strlcat(buf, "TARGET ", PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; } if (nrport->port_role & FC_PORT_ROLE_NVME_DISCOVERY) { if (strlcat(buf, "DISCSRVC ", PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; } if (nrport->port_role & ~(FC_PORT_ROLE_NVME_INITIATOR | FC_PORT_ROLE_NVME_TARGET | @@ -437,12 +438,12 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, scnprintf(tmp, sizeof(tmp), "UNKNOWN ROLE x%x", nrport->port_role); if (strlcat(buf, tmp, PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; } scnprintf(tmp, sizeof(tmp), "%s\n", statep); if (strlcat(buf, tmp, PAGE_SIZE) >= PAGE_SIZE) - goto buffer_done; + goto rcu_unlock_buf_done; } rcu_read_unlock(); @@ -504,7 +505,13 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, atomic_read(&lport->cmpl_fcp_err)); strlcat(buf, tmp, PAGE_SIZE); -buffer_done: + /* RCU is already unlocked. */ + goto buffer_done; + + rcu_unlock_buf_done: + rcu_read_unlock(); + + buffer_done: len = strnlen(buf, PAGE_SIZE); if (unlikely(len >= (PAGE_SIZE - 1))) { |