This is a note to let you know that I've just added the patch titled
scsi: libsas: Add a helper sas_get_sas_addr_and_dev_type()
to the 6.8-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
scsi-libsas-add-a-helper-sas_get_sas_addr_and_dev_type.patch
and it can be found in the queue-6.8 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From a57345279fd311ba679b8083feb0eec5272c7729 Mon Sep 17 00:00:00 2001
From: Xingui Yang <yangxingui@xxxxxxxxxx>
Date: Thu, 7 Mar 2024 14:14:12 +0000
Subject: scsi: libsas: Add a helper sas_get_sas_addr_and_dev_type()
From: Xingui Yang <yangxingui@xxxxxxxxxx>
commit a57345279fd311ba679b8083feb0eec5272c7729 upstream.
Add a helper to get attached_sas_addr and device type from disc_resp.
Suggested-by: John Garry <john.g.garry@xxxxxxxxxx>
Signed-off-by: Xingui Yang <yangxingui@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20240307141413.48049-2-yangxingui@xxxxxxxxxx
Reviewed-by: John Garry <john.g.garry@xxxxxxxxxx>
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/scsi/libsas/sas_expander.c | 19 ++++++++++++-------
1 file changed, 12 insertions(+), 7 deletions(-)
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -1621,6 +1621,16 @@ out_err:
/* ---------- Domain revalidation ---------- */
+static void sas_get_sas_addr_and_dev_type(struct smp_disc_resp *disc_resp,
+ u8 *sas_addr,
+ enum sas_device_type *type)
+{
+ memcpy(sas_addr, disc_resp->disc.attached_sas_addr, SAS_ADDR_SIZE);
+ *type = to_dev_type(&disc_resp->disc);
+ if (*type == SAS_PHY_UNUSED)
+ memset(sas_addr, 0, SAS_ADDR_SIZE);
+}
+
static int sas_get_phy_discover(struct domain_device *dev,
int phy_id, struct smp_disc_resp *disc_resp)
{
@@ -1674,13 +1684,8 @@ int sas_get_phy_attached_dev(struct doma
return -ENOMEM;
res = sas_get_phy_discover(dev, phy_id, disc_resp);
- if (res == 0) {
- memcpy(sas_addr, disc_resp->disc.attached_sas_addr,
- SAS_ADDR_SIZE);
- *type = to_dev_type(&disc_resp->disc);
- if (*type == 0)
- memset(sas_addr, 0, SAS_ADDR_SIZE);
- }
+ if (res == 0)
+ sas_get_sas_addr_and_dev_type(disc_resp, sas_addr, type);
kfree(disc_resp);
return res;
}
Patches currently in stable-queue which might be from yangxingui@xxxxxxxxxx are
queue-6.8/scsi-libsas-fix-disk-not-being-scanned-in-after-being-removed.patch
queue-6.8/scsi-libsas-add-a-helper-sas_get_sas_addr_and_dev_type.patch
