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WSL2-Linux-Kernel
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qla2xxx: Avoid that sparse complains about context imbalances 

Surround conditional locking statements with "#ifndef __CHECKER__" /
"#endif" to hide these for the sparse static source code analysis
tool.

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Acked-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
This commit is contained in:
Bart Van Assche 2015-07-09 07:25:46 -07:00 коммит произвёл James Bottomley
Родитель 8a318fe160
Коммит 8d16366b5f
4 изменённых файлов: 52 добавлений и 0 удалений
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36
drivers/scsi/qla2xxx/qla_dbg.c
Просмотреть файл

@ -695,8 +695,10 @@ qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
flags = 0;
#ifndef __CHECKER__
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
#endif
if (!ha->fw_dump) {
ql_log(ql_log_warn, vha, 0xd002,
@ -832,8 +834,12 @@ qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
qla2xxx_dump_post_process(base_vha, rval);
qla2300_fw_dump_failed:
#ifndef __CHECKER__
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
#else
;
#endif
}
/**
@ -859,8 +865,10 @@ qla2100_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
mb0 = mb2 = 0;
flags = 0;
#ifndef __CHECKER__
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
#endif
if (!ha->fw_dump) {
ql_log(ql_log_warn, vha, 0xd004,
@ -1030,8 +1038,12 @@ qla2100_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
qla2xxx_dump_post_process(base_vha, rval);
qla2100_fw_dump_failed:
#ifndef __CHECKER__
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
#else
;
#endif
}
void
@ -1057,8 +1069,10 @@ qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
flags = 0;
ha->fw_dump_cap_flags = 0;
#ifndef __CHECKER__
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
#endif
if (!ha->fw_dump) {
ql_log(ql_log_warn, vha, 0xd006,
@ -1282,8 +1296,12 @@ qla24xx_fw_dump_failed_0:
qla2xxx_dump_post_process(base_vha, rval);
qla24xx_fw_dump_failed:
#ifndef __CHECKER__
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
#else
;
#endif
}
void
@ -1305,8 +1323,10 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
flags = 0;
ha->fw_dump_cap_flags = 0;
#ifndef __CHECKER__
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
#endif
if (!ha->fw_dump) {
ql_log(ql_log_warn, vha, 0xd008,
@ -1598,8 +1618,12 @@ qla25xx_fw_dump_failed_0:
qla2xxx_dump_post_process(base_vha, rval);
qla25xx_fw_dump_failed:
#ifndef __CHECKER__
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
#else
;
#endif
}
void
@ -1621,8 +1645,10 @@ qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
flags = 0;
ha->fw_dump_cap_flags = 0;
#ifndef __CHECKER__
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
#endif
if (!ha->fw_dump) {
ql_log(ql_log_warn, vha, 0xd00a,
@ -1916,8 +1942,12 @@ qla81xx_fw_dump_failed_0:
qla2xxx_dump_post_process(base_vha, rval);
qla81xx_fw_dump_failed:
#ifndef __CHECKER__
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
#else
;
#endif
}
void
@ -1939,8 +1969,10 @@ qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
flags = 0;
ha->fw_dump_cap_flags = 0;
#ifndef __CHECKER__
if (!hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
#endif
if (!ha->fw_dump) {
ql_log(ql_log_warn, vha, 0xd00c,
@ -2419,8 +2451,12 @@ qla83xx_fw_dump_failed_0:
qla2xxx_dump_post_process(base_vha, rval);
qla83xx_fw_dump_failed:
#ifndef __CHECKER__
if (!hardware_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
#else
;
#endif
}
/****************************************************************************/

8
drivers/scsi/qla2xxx/qla_nx.c
Просмотреть файл

@ -476,7 +476,9 @@ qla82xx_wr_32(struct qla_hw_data *ha, ulong off_in, u32 data)
BUG_ON(rv == -1);
if (rv == 1) {
#ifndef __CHECKER__
write_lock_irqsave(&ha->hw_lock, flags);
#endif
qla82xx_crb_win_lock(ha);
qla82xx_pci_set_crbwindow_2M(ha, off_in, &off);
}
@ -485,7 +487,9 @@ qla82xx_wr_32(struct qla_hw_data *ha, ulong off_in, u32 data)
if (rv == 1) {
qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_UNLOCK));
#ifndef __CHECKER__
write_unlock_irqrestore(&ha->hw_lock, flags);
#endif
}
return 0;
}
@ -503,7 +507,9 @@ qla82xx_rd_32(struct qla_hw_data *ha, ulong off_in)
BUG_ON(rv == -1);
if (rv == 1) {
#ifndef __CHECKER__
write_lock_irqsave(&ha->hw_lock, flags);
#endif
qla82xx_crb_win_lock(ha);
qla82xx_pci_set_crbwindow_2M(ha, off_in, &off);
}
@ -511,7 +517,9 @@ qla82xx_rd_32(struct qla_hw_data *ha, ulong off_in)
if (rv == 1) {
qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_UNLOCK));
#ifndef __CHECKER__
write_unlock_irqrestore(&ha->hw_lock, flags);
#endif
}
return data;
}

4
drivers/scsi/qla2xxx/qla_target.c
Просмотреть файл

@ -3955,16 +3955,20 @@ static void qlt_reject_free_srr_imm(struct scsi_qla_host *vha,
struct qla_hw_data *ha = vha->hw;
unsigned long flags = 0;
#ifndef __CHECKER__
if (!ha_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
#endif
qlt_send_notify_ack(vha, (void *)&imm->imm_ntfy, 0, 0, 0,
NOTIFY_ACK_SRR_FLAGS_REJECT,
NOTIFY_ACK_SRR_REJECT_REASON_UNABLE_TO_PERFORM,
NOTIFY_ACK_SRR_FLAGS_REJECT_EXPL_NO_EXPL);
#ifndef __CHECKER__
if (!ha_locked)
spin_unlock_irqrestore(&ha->hardware_lock, flags);
#endif
kfree(imm);
}

4
drivers/scsi/qla2xxx/qla_tmpl.c
Просмотреть файл

@ -939,8 +939,10 @@ qla27xx_fwdump(scsi_qla_host_t *vha, int hardware_locked)
{
ulong flags = 0;
#ifndef __CHECKER__
if (!hardware_locked)
spin_lock_irqsave(&vha->hw->hardware_lock, flags);
#endif
if (!vha->hw->fw_dump)
ql_log(ql_log_warn, vha, 0xd01e, "fwdump buffer missing.\n");
@ -953,6 +955,8 @@ qla27xx_fwdump(scsi_qla_host_t *vha, int hardware_locked)
else
qla27xx_execute_fwdt_template(vha);
#ifndef __CHECKER__
if (!hardware_locked)
spin_unlock_irqrestore(&vha->hw->hardware_lock, flags);
#endif
}