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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:33 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:33 +0100
commit7e2dc8ed7862ac622b5a59953b679de97001dc83 (patch)
treed2d2cf61a22f5a6404000ee007c5e80bc2d9eca9 /drivers/s390
parenta7e8c9cc3a13baf3dcf9734dd55609aa7ff9a1a0 (diff)
parent4a2b0ed2ac7abe9743e1559d212075a0ebac96b3 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/block/dasd_eckd.c16
-rw-r--r--drivers/s390/crypto/zcrypt_ccamisc.c12
-rw-r--r--drivers/s390/crypto/zcrypt_cex4.c3
3 files changed, 24 insertions, 7 deletions
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index b08e900687f3..c0f665a2929d 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -6135,6 +6135,7 @@ static void copy_pair_set_active(struct dasd_copy_relation *copy, char *new_busi
static int dasd_eckd_copy_pair_swap(struct dasd_device *device, char *prim_busid,
char *sec_busid)
{
+ struct dasd_eckd_private *prim_priv, *sec_priv;
struct dasd_device *primary, *secondary;
struct dasd_copy_relation *copy;
struct dasd_block *block;
@@ -6155,6 +6156,9 @@ static int dasd_eckd_copy_pair_swap(struct dasd_device *device, char *prim_busid
if (!secondary)
return DASD_COPYPAIRSWAP_SECONDARY;
+ prim_priv = primary->private;
+ sec_priv = secondary->private;
+
/*
* usually the device should be quiesced for swap
* for paranoia stop device and requeue requests again
@@ -6182,6 +6186,18 @@ static int dasd_eckd_copy_pair_swap(struct dasd_device *device, char *prim_busid
dev_name(&secondary->cdev->dev), rc);
}
+ if (primary->stopped & DASD_STOPPED_QUIESCE) {
+ dasd_device_set_stop_bits(secondary, DASD_STOPPED_QUIESCE);
+ dasd_device_remove_stop_bits(primary, DASD_STOPPED_QUIESCE);
+ }
+
+ /*
+ * The secondary device never got through format detection, but since it
+ * is a copy of the primary device, the format is exactly the same;
+ * therefore, the detected layout can simply be copied.
+ */
+ sec_priv->uses_cdl = prim_priv->uses_cdl;
+
/* re-enable device */
dasd_device_remove_stop_bits(primary, DASD_STOPPED_PPRC);
dasd_device_remove_stop_bits(secondary, DASD_STOPPED_PPRC);
diff --git a/drivers/s390/crypto/zcrypt_ccamisc.c b/drivers/s390/crypto/zcrypt_ccamisc.c
index 573bad1d6d86..37a157a1d969 100644
--- a/drivers/s390/crypto/zcrypt_ccamisc.c
+++ b/drivers/s390/crypto/zcrypt_ccamisc.c
@@ -1639,11 +1639,13 @@ int cca_get_info(u16 cardnr, u16 domain, struct cca_info *ci, u32 xflags)
memset(ci, 0, sizeof(*ci));
- /* get first info from zcrypt device driver about this apqn */
- rc = zcrypt_device_status_ext(cardnr, domain, &devstat);
- if (rc)
- return rc;
- ci->hwtype = devstat.hwtype;
+ /* if specific domain given, fetch status and hw info for this apqn */
+ if (domain != AUTOSEL_DOM) {
+ rc = zcrypt_device_status_ext(cardnr, domain, &devstat);
+ if (rc)
+ return rc;
+ ci->hwtype = devstat.hwtype;
+ }
/*
* Prep memory for rule array and var array use.
diff --git a/drivers/s390/crypto/zcrypt_cex4.c b/drivers/s390/crypto/zcrypt_cex4.c
index 6ba7fbddd3f7..8aa78f415336 100644
--- a/drivers/s390/crypto/zcrypt_cex4.c
+++ b/drivers/s390/crypto/zcrypt_cex4.c
@@ -84,8 +84,7 @@ static ssize_t cca_serialnr_show(struct device *dev,
memset(&ci, 0, sizeof(ci));
- if (ap_domain_index >= 0)
- cca_get_info(ac->id, ap_domain_index, &ci, 0);
+ cca_get_info(ac->id, AUTOSEL_DOM, &ci, 0);
return sysfs_emit(buf, "%s\n", ci.serial);
}