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-rw-r--r--arch/s390/boot/vmem.c3
-rw-r--r--arch/s390/configs/debug_defconfig33
-rw-r--r--arch/s390/configs/defconfig34
-rw-r--r--arch/s390/configs/zfcpdump_defconfig3
-rw-r--r--arch/s390/hypfs/hypfs_dbfs.c19
-rw-r--r--drivers/s390/char/sclp.c11
6 files changed, 57 insertions, 46 deletions
diff --git a/arch/s390/boot/vmem.c b/arch/s390/boot/vmem.c
index 1d073acd05a7b..cea3de4dce8c3 100644
--- a/arch/s390/boot/vmem.c
+++ b/arch/s390/boot/vmem.c
@@ -530,6 +530,9 @@ void setup_vmem(unsigned long kernel_start, unsigned long kernel_end, unsigned l
lowcore_address + sizeof(struct lowcore),
POPULATE_LOWCORE);
for_each_physmem_usable_range(i, &start, &end) {
+ /* Do not map lowcore with identity mapping */
+ if (!start)
+ start = sizeof(struct lowcore);
pgtable_populate((unsigned long)__identity_va(start),
(unsigned long)__identity_va(end),
POPULATE_IDENTITY);
diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
index 6b33429f1c4d4..5e616bc988ac3 100644
--- a/arch/s390/configs/debug_defconfig
+++ b/arch/s390/configs/debug_defconfig
@@ -5,6 +5,7 @@ CONFIG_WATCH_QUEUE=y
CONFIG_AUDIT=y
CONFIG_NO_HZ_IDLE=y
CONFIG_HIGH_RES_TIMERS=y
+CONFIG_POSIX_AUX_CLOCKS=y
CONFIG_BPF_SYSCALL=y
CONFIG_BPF_JIT=y
CONFIG_BPF_JIT_ALWAYS_ON=y
@@ -19,6 +20,7 @@ CONFIG_TASK_XACCT=y
CONFIG_TASK_IO_ACCOUNTING=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
+CONFIG_SCHED_PROXY_EXEC=y
CONFIG_NUMA_BALANCING=y
CONFIG_MEMCG=y
CONFIG_BLK_CGROUP=y
@@ -42,6 +44,7 @@ CONFIG_PROFILING=y
CONFIG_KEXEC=y
CONFIG_KEXEC_FILE=y
CONFIG_KEXEC_SIG=y
+CONFIG_CRASH_DM_CRYPT=y
CONFIG_LIVEPATCH=y
CONFIG_MARCH_Z13=y
CONFIG_NR_CPUS=512
@@ -105,6 +108,7 @@ CONFIG_CMA_AREAS=7
CONFIG_MEM_SOFT_DIRTY=y
CONFIG_DEFERRED_STRUCT_PAGE_INIT=y
CONFIG_IDLE_PAGE_TRACKING=y
+CONFIG_ZONE_DEVICE=y
CONFIG_PERCPU_STATS=y
CONFIG_GUP_TEST=y
CONFIG_ANON_VMA_NAME=y
@@ -223,17 +227,19 @@ CONFIG_NETFILTER_XT_TARGET_CONNMARK=m
CONFIG_NETFILTER_XT_TARGET_CONNSECMARK=m
CONFIG_NETFILTER_XT_TARGET_CT=m
CONFIG_NETFILTER_XT_TARGET_DSCP=m
+CONFIG_NETFILTER_XT_TARGET_HL=m
CONFIG_NETFILTER_XT_TARGET_HMARK=m
CONFIG_NETFILTER_XT_TARGET_IDLETIMER=m
CONFIG_NETFILTER_XT_TARGET_LOG=m
CONFIG_NETFILTER_XT_TARGET_MARK=m
+CONFIG_NETFILTER_XT_NAT=m
CONFIG_NETFILTER_XT_TARGET_NETMAP=m
CONFIG_NETFILTER_XT_TARGET_NFLOG=m
CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
CONFIG_NETFILTER_XT_TARGET_REDIRECT=m
+CONFIG_NETFILTER_XT_TARGET_MASQUERADE=m
CONFIG_NETFILTER_XT_TARGET_TEE=m
CONFIG_NETFILTER_XT_TARGET_TPROXY=m
-CONFIG_NETFILTER_XT_TARGET_TRACE=m
CONFIG_NETFILTER_XT_TARGET_SECMARK=m
CONFIG_NETFILTER_XT_TARGET_TCPMSS=m
CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m
@@ -248,6 +254,7 @@ CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m
CONFIG_NETFILTER_XT_MATCH_CONNMARK=m
CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
CONFIG_NETFILTER_XT_MATCH_CPU=m
+CONFIG_NETFILTER_XT_MATCH_DCCP=m
CONFIG_NETFILTER_XT_MATCH_DEVGROUP=m
CONFIG_NETFILTER_XT_MATCH_DSCP=m
CONFIG_NETFILTER_XT_MATCH_ESP=m
@@ -318,16 +325,8 @@ CONFIG_IP_NF_MATCH_AH=m
CONFIG_IP_NF_MATCH_ECN=m
CONFIG_IP_NF_MATCH_RPFILTER=m
CONFIG_IP_NF_MATCH_TTL=m
-CONFIG_IP_NF_FILTER=m
CONFIG_IP_NF_TARGET_REJECT=m
-CONFIG_IP_NF_NAT=m
-CONFIG_IP_NF_TARGET_MASQUERADE=m
-CONFIG_IP_NF_MANGLE=m
CONFIG_IP_NF_TARGET_ECN=m
-CONFIG_IP_NF_TARGET_TTL=m
-CONFIG_IP_NF_RAW=m
-CONFIG_IP_NF_SECURITY=m
-CONFIG_IP_NF_ARPFILTER=m
CONFIG_IP_NF_ARP_MANGLE=m
CONFIG_NFT_FIB_IPV6=m
CONFIG_IP6_NF_IPTABLES=m
@@ -340,15 +339,9 @@ CONFIG_IP6_NF_MATCH_IPV6HEADER=m
CONFIG_IP6_NF_MATCH_MH=m
CONFIG_IP6_NF_MATCH_RPFILTER=m
CONFIG_IP6_NF_MATCH_RT=m
-CONFIG_IP6_NF_TARGET_HL=m
-CONFIG_IP6_NF_FILTER=m
CONFIG_IP6_NF_TARGET_REJECT=m
-CONFIG_IP6_NF_MANGLE=m
-CONFIG_IP6_NF_RAW=m
-CONFIG_IP6_NF_SECURITY=m
-CONFIG_IP6_NF_NAT=m
-CONFIG_IP6_NF_TARGET_MASQUERADE=m
CONFIG_NF_TABLES_BRIDGE=m
+CONFIG_IP_SCTP=m
CONFIG_RDS=m
CONFIG_RDS_RDMA=m
CONFIG_RDS_TCP=m
@@ -383,6 +376,7 @@ CONFIG_NET_SCH_FQ_CODEL=m
CONFIG_NET_SCH_INGRESS=m
CONFIG_NET_SCH_PLUG=m
CONFIG_NET_SCH_ETS=m
+CONFIG_NET_SCH_DUALPI2=m
CONFIG_NET_CLS_BASIC=m
CONFIG_NET_CLS_ROUTE4=m
CONFIG_NET_CLS_FW=m
@@ -504,6 +498,7 @@ CONFIG_DM_VDO=m
CONFIG_NETDEVICES=y
CONFIG_BONDING=m
CONFIG_DUMMY=m
+CONFIG_OVPN=m
CONFIG_EQUALIZER=m
CONFIG_IFB=m
CONFIG_MACVLAN=m
@@ -641,6 +636,7 @@ CONFIG_VP_VDPA=m
CONFIG_VHOST_NET=m
CONFIG_VHOST_VSOCK=m
CONFIG_VHOST_VDPA=m
+CONFIG_DEV_DAX=m
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
CONFIG_EXT4_FS_SECURITY=y
@@ -665,6 +661,7 @@ CONFIG_NILFS2_FS=m
CONFIG_BCACHEFS_FS=y
CONFIG_BCACHEFS_QUOTA=y
CONFIG_BCACHEFS_POSIX_ACL=y
+CONFIG_FS_DAX=y
CONFIG_EXPORTFS_BLOCK_OPS=y
CONFIG_FS_ENCRYPTION=y
CONFIG_FS_VERITY=y
@@ -755,6 +752,8 @@ CONFIG_HARDENED_USERCOPY=y
CONFIG_BUG_ON_DATA_CORRUPTION=y
CONFIG_CRYPTO_USER=m
CONFIG_CRYPTO_SELFTESTS=y
+CONFIG_CRYPTO_SELFTESTS_FULL=y
+CONFIG_CRYPTO_NULL=y
CONFIG_CRYPTO_PCRYPT=m
CONFIG_CRYPTO_CRYPTD=m
CONFIG_CRYPTO_BENCHMARK=m
@@ -783,7 +782,6 @@ CONFIG_CRYPTO_HCTR2=m
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_AEGIS128=m
-CONFIG_CRYPTO_CHACHA20POLY1305=m
CONFIG_CRYPTO_GCM=y
CONFIG_CRYPTO_SEQIV=y
CONFIG_CRYPTO_MD4=m
@@ -822,6 +820,7 @@ CONFIG_SYSTEM_BLACKLIST_KEYRING=y
CONFIG_CRYPTO_KRB5=m
CONFIG_CRYPTO_KRB5_SELFTESTS=y
CONFIG_CORDIC=m
+CONFIG_TRACE_MMIO_ACCESS=y
CONFIG_RANDOM32_SELFTEST=y
CONFIG_XZ_DEC_MICROLZMA=y
CONFIG_DMA_CMA=y
diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig
index b75eb27758507..094599cdaf4d9 100644
--- a/arch/s390/configs/defconfig
+++ b/arch/s390/configs/defconfig
@@ -4,6 +4,7 @@ CONFIG_WATCH_QUEUE=y
CONFIG_AUDIT=y
CONFIG_NO_HZ_IDLE=y
CONFIG_HIGH_RES_TIMERS=y
+CONFIG_POSIX_AUX_CLOCKS=y
CONFIG_BPF_SYSCALL=y
CONFIG_BPF_JIT=y
CONFIG_BPF_JIT_ALWAYS_ON=y
@@ -17,6 +18,7 @@ CONFIG_TASK_XACCT=y
CONFIG_TASK_IO_ACCOUNTING=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
+CONFIG_SCHED_PROXY_EXEC=y
CONFIG_NUMA_BALANCING=y
CONFIG_MEMCG=y
CONFIG_BLK_CGROUP=y
@@ -40,11 +42,12 @@ CONFIG_PROFILING=y
CONFIG_KEXEC=y
CONFIG_KEXEC_FILE=y
CONFIG_KEXEC_SIG=y
+CONFIG_CRASH_DM_CRYPT=y
CONFIG_LIVEPATCH=y
CONFIG_MARCH_Z13=y
CONFIG_NR_CPUS=512
CONFIG_NUMA=y
-CONFIG_HZ_100=y
+CONFIG_HZ_1000=y
CONFIG_CERT_STORE=y
CONFIG_EXPOLINE=y
CONFIG_EXPOLINE_AUTO=y
@@ -97,6 +100,7 @@ CONFIG_CMA_AREAS=7
CONFIG_MEM_SOFT_DIRTY=y
CONFIG_DEFERRED_STRUCT_PAGE_INIT=y
CONFIG_IDLE_PAGE_TRACKING=y
+CONFIG_ZONE_DEVICE=y
CONFIG_PERCPU_STATS=y
CONFIG_ANON_VMA_NAME=y
CONFIG_USERFAULTFD=y
@@ -214,17 +218,19 @@ CONFIG_NETFILTER_XT_TARGET_CONNMARK=m
CONFIG_NETFILTER_XT_TARGET_CONNSECMARK=m
CONFIG_NETFILTER_XT_TARGET_CT=m
CONFIG_NETFILTER_XT_TARGET_DSCP=m
+CONFIG_NETFILTER_XT_TARGET_HL=m
CONFIG_NETFILTER_XT_TARGET_HMARK=m
CONFIG_NETFILTER_XT_TARGET_IDLETIMER=m
CONFIG_NETFILTER_XT_TARGET_LOG=m
CONFIG_NETFILTER_XT_TARGET_MARK=m
+CONFIG_NETFILTER_XT_NAT=m
CONFIG_NETFILTER_XT_TARGET_NETMAP=m
CONFIG_NETFILTER_XT_TARGET_NFLOG=m
CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
CONFIG_NETFILTER_XT_TARGET_REDIRECT=m
+CONFIG_NETFILTER_XT_TARGET_MASQUERADE=m
CONFIG_NETFILTER_XT_TARGET_TEE=m
CONFIG_NETFILTER_XT_TARGET_TPROXY=m
-CONFIG_NETFILTER_XT_TARGET_TRACE=m
CONFIG_NETFILTER_XT_TARGET_SECMARK=m
CONFIG_NETFILTER_XT_TARGET_TCPMSS=m
CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m
@@ -239,6 +245,7 @@ CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m
CONFIG_NETFILTER_XT_MATCH_CONNMARK=m
CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
CONFIG_NETFILTER_XT_MATCH_CPU=m
+CONFIG_NETFILTER_XT_MATCH_DCCP=m
CONFIG_NETFILTER_XT_MATCH_DEVGROUP=m
CONFIG_NETFILTER_XT_MATCH_DSCP=m
CONFIG_NETFILTER_XT_MATCH_ESP=m
@@ -309,16 +316,8 @@ CONFIG_IP_NF_MATCH_AH=m
CONFIG_IP_NF_MATCH_ECN=m
CONFIG_IP_NF_MATCH_RPFILTER=m
CONFIG_IP_NF_MATCH_TTL=m
-CONFIG_IP_NF_FILTER=m
CONFIG_IP_NF_TARGET_REJECT=m
-CONFIG_IP_NF_NAT=m
-CONFIG_IP_NF_TARGET_MASQUERADE=m
-CONFIG_IP_NF_MANGLE=m
CONFIG_IP_NF_TARGET_ECN=m
-CONFIG_IP_NF_TARGET_TTL=m
-CONFIG_IP_NF_RAW=m
-CONFIG_IP_NF_SECURITY=m
-CONFIG_IP_NF_ARPFILTER=m
CONFIG_IP_NF_ARP_MANGLE=m
CONFIG_NFT_FIB_IPV6=m
CONFIG_IP6_NF_IPTABLES=m
@@ -331,15 +330,9 @@ CONFIG_IP6_NF_MATCH_IPV6HEADER=m
CONFIG_IP6_NF_MATCH_MH=m
CONFIG_IP6_NF_MATCH_RPFILTER=m
CONFIG_IP6_NF_MATCH_RT=m
-CONFIG_IP6_NF_TARGET_HL=m
-CONFIG_IP6_NF_FILTER=m
CONFIG_IP6_NF_TARGET_REJECT=m
-CONFIG_IP6_NF_MANGLE=m
-CONFIG_IP6_NF_RAW=m
-CONFIG_IP6_NF_SECURITY=m
-CONFIG_IP6_NF_NAT=m
-CONFIG_IP6_NF_TARGET_MASQUERADE=m
CONFIG_NF_TABLES_BRIDGE=m
+CONFIG_IP_SCTP=m
CONFIG_RDS=m
CONFIG_RDS_RDMA=m
CONFIG_RDS_TCP=m
@@ -373,6 +366,7 @@ CONFIG_NET_SCH_FQ_CODEL=m
CONFIG_NET_SCH_INGRESS=m
CONFIG_NET_SCH_PLUG=m
CONFIG_NET_SCH_ETS=m
+CONFIG_NET_SCH_DUALPI2=m
CONFIG_NET_CLS_BASIC=m
CONFIG_NET_CLS_ROUTE4=m
CONFIG_NET_CLS_FW=m
@@ -494,6 +488,7 @@ CONFIG_DM_VDO=m
CONFIG_NETDEVICES=y
CONFIG_BONDING=m
CONFIG_DUMMY=m
+CONFIG_OVPN=m
CONFIG_EQUALIZER=m
CONFIG_IFB=m
CONFIG_MACVLAN=m
@@ -631,6 +626,7 @@ CONFIG_VP_VDPA=m
CONFIG_VHOST_NET=m
CONFIG_VHOST_VSOCK=m
CONFIG_VHOST_VDPA=m
+CONFIG_DEV_DAX=m
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
CONFIG_EXT4_FS_SECURITY=y
@@ -652,6 +648,7 @@ CONFIG_NILFS2_FS=m
CONFIG_BCACHEFS_FS=m
CONFIG_BCACHEFS_QUOTA=y
CONFIG_BCACHEFS_POSIX_ACL=y
+CONFIG_FS_DAX=y
CONFIG_EXPORTFS_BLOCK_OPS=y
CONFIG_FS_ENCRYPTION=y
CONFIG_FS_VERITY=y
@@ -683,7 +680,6 @@ CONFIG_TMPFS_POSIX_ACL=y
CONFIG_TMPFS_INODE64=y
CONFIG_TMPFS_QUOTA=y
CONFIG_HUGETLBFS=y
-CONFIG_CONFIGFS_FS=m
CONFIG_ECRYPT_FS=m
CONFIG_CRAMFS=m
CONFIG_SQUASHFS=m
@@ -741,6 +737,7 @@ CONFIG_BUG_ON_DATA_CORRUPTION=y
CONFIG_CRYPTO_FIPS=y
CONFIG_CRYPTO_USER=m
CONFIG_CRYPTO_SELFTESTS=y
+CONFIG_CRYPTO_NULL=y
CONFIG_CRYPTO_PCRYPT=m
CONFIG_CRYPTO_CRYPTD=m
CONFIG_CRYPTO_BENCHMARK=m
@@ -769,7 +766,6 @@ CONFIG_CRYPTO_HCTR2=m
CONFIG_CRYPTO_LRW=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_AEGIS128=m
-CONFIG_CRYPTO_CHACHA20POLY1305=m
CONFIG_CRYPTO_GCM=y
CONFIG_CRYPTO_SEQIV=y
CONFIG_CRYPTO_MD4=m
diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig
index 8163c1702720b..ed0b137353ad1 100644
--- a/arch/s390/configs/zfcpdump_defconfig
+++ b/arch/s390/configs/zfcpdump_defconfig
@@ -1,5 +1,6 @@
CONFIG_NO_HZ_IDLE=y
CONFIG_HIGH_RES_TIMERS=y
+CONFIG_POSIX_AUX_CLOCKS=y
CONFIG_BPF_SYSCALL=y
# CONFIG_CPU_ISOLATION is not set
# CONFIG_UTS_NS is not set
@@ -11,7 +12,7 @@ CONFIG_CC_OPTIMIZE_FOR_SIZE=y
CONFIG_KEXEC=y
CONFIG_MARCH_Z13=y
CONFIG_NR_CPUS=2
-CONFIG_HZ_100=y
+CONFIG_HZ_1000=y
# CONFIG_CHSC_SCH is not set
# CONFIG_SCM_BUS is not set
# CONFIG_AP is not set
diff --git a/arch/s390/hypfs/hypfs_dbfs.c b/arch/s390/hypfs/hypfs_dbfs.c
index 5d9effb0867cd..41a0d2066fa00 100644
--- a/arch/s390/hypfs/hypfs_dbfs.c
+++ b/arch/s390/hypfs/hypfs_dbfs.c
@@ -6,6 +6,7 @@
* Author(s): Michael Holzheu <holzheu@linux.vnet.ibm.com>
*/
+#include <linux/security.h>
#include <linux/slab.h>
#include "hypfs.h"
@@ -66,23 +67,27 @@ static long dbfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
long rc;
mutex_lock(&df->lock);
- if (df->unlocked_ioctl)
- rc = df->unlocked_ioctl(file, cmd, arg);
- else
- rc = -ENOTTY;
+ rc = df->unlocked_ioctl(file, cmd, arg);
mutex_unlock(&df->lock);
return rc;
}
-static const struct file_operations dbfs_ops = {
+static const struct file_operations dbfs_ops_ioctl = {
.read = dbfs_read,
.unlocked_ioctl = dbfs_ioctl,
};
+static const struct file_operations dbfs_ops = {
+ .read = dbfs_read,
+};
+
void hypfs_dbfs_create_file(struct hypfs_dbfs_file *df)
{
- df->dentry = debugfs_create_file(df->name, 0400, dbfs_dir, df,
- &dbfs_ops);
+ const struct file_operations *fops = &dbfs_ops;
+
+ if (df->unlocked_ioctl && !security_locked_down(LOCKDOWN_DEBUGFS))
+ fops = &dbfs_ops_ioctl;
+ df->dentry = debugfs_create_file(df->name, 0400, dbfs_dir, df, fops);
mutex_init(&df->lock);
}
diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
index f2e42c1d51aaa..98e334724a627 100644
--- a/drivers/s390/char/sclp.c
+++ b/drivers/s390/char/sclp.c
@@ -77,6 +77,13 @@ unsigned long sclp_console_full;
/* The currently active SCLP command word. */
static sclp_cmdw_t active_cmd;
+static inline struct sccb_header *sclpint_to_sccb(u32 sccb_int)
+{
+ if (sccb_int)
+ return __va(sccb_int);
+ return NULL;
+}
+
static inline void sclp_trace(int prio, char *id, u32 a, u64 b, bool err)
{
struct sclp_trace_entry e;
@@ -620,7 +627,7 @@ __sclp_find_req(u32 sccb)
static bool ok_response(u32 sccb_int, sclp_cmdw_t cmd)
{
- struct sccb_header *sccb = (struct sccb_header *)__va(sccb_int);
+ struct sccb_header *sccb = sclpint_to_sccb(sccb_int);
struct evbuf_header *evbuf;
u16 response;
@@ -659,7 +666,7 @@ static void sclp_interrupt_handler(struct ext_code ext_code,
/* INT: Interrupt received (a=intparm, b=cmd) */
sclp_trace_sccb(0, "INT", param32, active_cmd, active_cmd,
- (struct sccb_header *)__va(finished_sccb),
+ sclpint_to_sccb(finished_sccb),
!ok_response(finished_sccb, active_cmd));
if (finished_sccb) {
generated by cgit v1.2.3 (git 2.39.1) at 2025-08-22 20:24:03 +0000