[SCSI] qla2xxx: Disable MSI on qla24xx chips other than QLA2432.
On specific platforms, MSI is unreliable on some of the QLA24xx chips, resulting in fatal I/O errors under load, as reported in <http://bugs.debian.org/572322> and by some RHEL customers. Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
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d84a47c2e8
Коммит
6377a7ae1a
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@ -2271,30 +2271,28 @@ qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
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/* If possible, enable MSI-X. */
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if (!IS_QLA2432(ha) && !IS_QLA2532(ha) &&
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!IS_QLA8432(ha) && !IS_QLA8001(ha))
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goto skip_msix;
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!IS_QLA8432(ha) && !IS_QLA8001(ha))
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goto skip_msi;
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if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
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(ha->pdev->subsystem_device == 0x7040 ||
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ha->pdev->subsystem_device == 0x7041 ||
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ha->pdev->subsystem_device == 0x1705)) {
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DEBUG2(qla_printk(KERN_WARNING, ha,
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"MSI-X: Unsupported ISP2432 SSVID/SSDID (0x%X,0x%X).\n",
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ha->pdev->subsystem_vendor,
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ha->pdev->subsystem_device));
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goto skip_msi;
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}
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if (IS_QLA2432(ha) && (ha->pdev->revision < QLA_MSIX_CHIP_REV_24XX ||
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!QLA_MSIX_FW_MODE_1(ha->fw_attributes))) {
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DEBUG2(qla_printk(KERN_WARNING, ha,
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"MSI-X: Unsupported ISP2432 (0x%X, 0x%X).\n",
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ha->pdev->revision, ha->fw_attributes));
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goto skip_msix;
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}
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if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
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(ha->pdev->subsystem_device == 0x7040 ||
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ha->pdev->subsystem_device == 0x7041 ||
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ha->pdev->subsystem_device == 0x1705)) {
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DEBUG2(qla_printk(KERN_WARNING, ha,
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"MSI-X: Unsupported ISP2432 SSVID/SSDID (0x%X, 0x%X).\n",
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ha->pdev->subsystem_vendor,
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ha->pdev->subsystem_device));
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goto skip_msi;
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}
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ret = qla24xx_enable_msix(ha, rsp);
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if (!ret) {
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DEBUG2(qla_printk(KERN_INFO, ha,
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