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Commit bb8647e8 authored by Wen Xiong's avatar Wen Xiong Committed by James Bottomley
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ipr: Byte swapping for device_id attribute in sysfs 



On LE system, users see the wrong device_id attribute. This patch
does necessary byte swapping for device_id attribute and works on
both of LE and BE systems.

Signed-off-by: default avatarWen Xiong <wenxiong@linux.vnet.ibm.com>
Signed-off-by: default avatarBrian King <brking@linux.vnet.ibm.com>
Signed-off-by: default avatarJames Bottomley <JBottomley@Odin.com>
parent 0ae80ba9

drivers/scsi/ipr.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -4455,7 +4455,7 @@ static ssize_t ipr_show_device_id(struct device *dev, struct device_attribute *a 
	spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);

	spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);

	res = (struct ipr_resource_entry *)sdev->hostdata;

	res = (struct ipr_resource_entry *)sdev->hostdata;

	if (res && ioa_cfg->sis64)

	if (res && ioa_cfg->sis64)

		len = snprintf(buf, PAGE_SIZE, "0x%llx\n", res->dev_id);

		len = snprintf(buf, PAGE_SIZE, "0x%llx\n", be64_to_cpu(res->dev_id));

	else if (res)

	else if (res)

		len = snprintf(buf, PAGE_SIZE, "0x%llx\n", res->lun_wwn);

		len = snprintf(buf, PAGE_SIZE, "0x%llx\n", res->lun_wwn);