aboutsummaryrefslogtreecommitdiffstats
path: root/arch/s390
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/boot/Makefile6
-rw-r--r--arch/s390/boot/compressed/Makefile4
-rw-r--r--arch/s390/configs/debug_defconfig2
-rw-r--r--arch/s390/configs/performance_defconfig2
-rw-r--r--arch/s390/include/asm/pgtable.h5
-rw-r--r--arch/s390/include/asm/unistd.h7
-rw-r--r--arch/s390/kernel/crash_dump.c3
-rw-r--r--arch/s390/kernel/perf_cpum_sf.c6
-rw-r--r--arch/s390/kernel/setup.c16
-rw-r--r--arch/s390/kernel/smp.c9
-rw-r--r--arch/s390/kernel/syscalls/syscall.tbl87
-rw-r--r--arch/s390/kernel/topology.c6
-rw-r--r--arch/s390/kernel/vdso.c2
-rw-r--r--arch/s390/mm/pgtable.c8
-rw-r--r--arch/s390/numa/mode_emu.c3
-rw-r--r--arch/s390/numa/numa.c20
-rw-r--r--arch/s390/scripts/Makefile.chkbss25
17 files changed, 133 insertions, 78 deletions
diff --git a/arch/s390/boot/Makefile b/arch/s390/boot/Makefile
index d5ad724f5c96..11ca8795b74a 100644
--- a/arch/s390/boot/Makefile
+++ b/arch/s390/boot/Makefile
@@ -58,7 +58,7 @@ $(obj)/compressed/vmlinux: $(obj)/startup.a FORCE
$(Q)$(MAKE) $(build)=$(obj)/compressed $@
quiet_cmd_ar = AR $@
- cmd_ar = rm -f $@; $(AR) rcsTP$(KBUILD_ARFLAGS) $@ $(filter $(OBJECTS), $^)
+ cmd_ar = rm -f $@; $(AR) rcsTP$(KBUILD_ARFLAGS) $@ $(real-prereqs)
$(obj)/startup.a: $(OBJECTS) FORCE
$(call if_changed,ar)
@@ -67,6 +67,6 @@ install: $(CONFIGURE) $(obj)/bzImage
sh -x $(srctree)/$(obj)/install.sh $(KERNELRELEASE) $(obj)/bzImage \
System.map "$(INSTALL_PATH)"
-chkbss := $(OBJECTS)
-chkbss-target := $(obj)/startup.a
+chkbss := $(obj-y)
+chkbss-target := startup.a
include $(srctree)/arch/s390/scripts/Makefile.chkbss
diff --git a/arch/s390/boot/compressed/Makefile b/arch/s390/boot/compressed/Makefile
index b1bdd15e3429..fa529c5b4486 100644
--- a/arch/s390/boot/compressed/Makefile
+++ b/arch/s390/boot/compressed/Makefile
@@ -63,6 +63,6 @@ OBJCOPYFLAGS_piggy.o := -I binary -O elf64-s390 -B s390:64-bit --rename-section
$(obj)/piggy.o: $(obj)/vmlinux.bin$(suffix-y) FORCE
$(call if_changed,objcopy)
-chkbss := $(filter-out $(obj)/piggy.o $(obj)/info.o,$(OBJECTS))
-chkbss-target := $(obj)/vmlinux.bin
+chkbss := $(filter-out piggy.o info.o, $(obj-y))
+chkbss-target := vmlinux.bin
include $(srctree)/arch/s390/scripts/Makefile.chkbss
diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
index c69cb04b7a59..9824c7bad9d4 100644
--- a/arch/s390/configs/debug_defconfig
+++ b/arch/s390/configs/debug_defconfig
@@ -500,7 +500,6 @@ CONFIG_S390_AP_IOMMU=y
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
CONFIG_EXT4_FS_SECURITY=y
-CONFIG_EXT4_ENCRYPTION=y
CONFIG_JBD2_DEBUG=y
CONFIG_JFS_FS=m
CONFIG_JFS_POSIX_ACL=y
@@ -520,6 +519,7 @@ CONFIG_BTRFS_DEBUG=y
CONFIG_NILFS2_FS=m
CONFIG_FS_DAX=y
CONFIG_EXPORTFS_BLOCK_OPS=y
+CONFIG_FS_ENCRYPTION=y
CONFIG_FANOTIFY=y
CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y
CONFIG_QUOTA_NETLINK_INTERFACE=y
diff --git a/arch/s390/configs/performance_defconfig b/arch/s390/configs/performance_defconfig
index 32f539dc9c19..4fcbe5792744 100644
--- a/arch/s390/configs/performance_defconfig
+++ b/arch/s390/configs/performance_defconfig
@@ -497,7 +497,6 @@ CONFIG_S390_AP_IOMMU=y
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
CONFIG_EXT4_FS_SECURITY=y
-CONFIG_EXT4_ENCRYPTION=y
CONFIG_JBD2_DEBUG=y
CONFIG_JFS_FS=m
CONFIG_JFS_POSIX_ACL=y
@@ -515,6 +514,7 @@ CONFIG_BTRFS_FS_POSIX_ACL=y
CONFIG_NILFS2_FS=m
CONFIG_FS_DAX=y
CONFIG_EXPORTFS_BLOCK_OPS=y
+CONFIG_FS_ENCRYPTION=y
CONFIG_FANOTIFY=y
CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y
CONFIG_QUOTA_NETLINK_INTERFACE=y
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 063732414dfb..76dc344edb8c 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -1069,8 +1069,9 @@ static inline pte_t ptep_get_and_clear(struct mm_struct *mm,
}
#define __HAVE_ARCH_PTEP_MODIFY_PROT_TRANSACTION
-pte_t ptep_modify_prot_start(struct mm_struct *, unsigned long, pte_t *);
-void ptep_modify_prot_commit(struct mm_struct *, unsigned long, pte_t *, pte_t);
+pte_t ptep_modify_prot_start(struct vm_area_struct *, unsigned long, pte_t *);
+void ptep_modify_prot_commit(struct vm_area_struct *, unsigned long,
+ pte_t *, pte_t, pte_t);
#define __HAVE_ARCH_PTEP_CLEAR_FLUSH
static inline pte_t ptep_clear_flush(struct vm_area_struct *vma,
diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
index a1fbf15d53aa..b6755685c7b8 100644
--- a/arch/s390/include/asm/unistd.h
+++ b/arch/s390/include/asm/unistd.h
@@ -10,11 +10,6 @@
#include <uapi/asm/unistd.h>
#include <asm/unistd_nr.h>
-#define __IGNORE_time
-#define __IGNORE_pkey_mprotect
-#define __IGNORE_pkey_alloc
-#define __IGNORE_pkey_free
-
#define __ARCH_WANT_NEW_STAT
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_SYS_ALARM
@@ -33,7 +28,7 @@
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
# ifdef CONFIG_COMPAT
-# define __ARCH_WANT_COMPAT_SYS_TIME
+# define __ARCH_WANT_SYS_TIME32
# define __ARCH_WANT_SYS_UTIME32
# endif
#define __ARCH_WANT_SYS_FORK
diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index 97eae3871868..f96a5857bbfd 100644
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -61,6 +61,9 @@ struct save_area * __init save_area_alloc(bool is_boot_cpu)
struct save_area *sa;
sa = (void *) memblock_phys_alloc(sizeof(*sa), 8);
+ if (!sa)
+ panic("Failed to allocate save area\n");
+
if (is_boot_cpu)
list_add(&sa->list, &dump_save_areas);
else
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c
index bfabeb1889cc..1266194afb02 100644
--- a/arch/s390/kernel/perf_cpum_sf.c
+++ b/arch/s390/kernel/perf_cpum_sf.c
@@ -1600,7 +1600,7 @@ static void aux_sdb_init(unsigned long sdb)
/*
* aux_buffer_setup() - Setup AUX buffer for diagnostic mode sampling
- * @cpu: On which to allocate, -1 means current
+ * @event: Event the buffer is setup for, event->cpu == -1 means current
* @pages: Array of pointers to buffer pages passed from perf core
* @nr_pages: Total pages
* @snapshot: Flag for snapshot mode
@@ -1612,8 +1612,8 @@ static void aux_sdb_init(unsigned long sdb)
*
* Return the private AUX buffer structure if success or NULL if fails.
*/
-static void *aux_buffer_setup(int cpu, void **pages, int nr_pages,
- bool snapshot)
+static void *aux_buffer_setup(struct perf_event *event, void **pages,
+ int nr_pages, bool snapshot)
{
struct sf_buffer *sfb;
struct aux_buffer *aux;
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 12934e8fbb91..2c642af526ce 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -378,6 +378,10 @@ static void __init setup_lowcore_dat_off(void)
*/
BUILD_BUG_ON(sizeof(struct lowcore) != LC_PAGES * PAGE_SIZE);
lc = memblock_alloc_low(sizeof(*lc), sizeof(*lc));
+ if (!lc)
+ panic("%s: Failed to allocate %zu bytes align=%zx\n",
+ __func__, sizeof(*lc), sizeof(*lc));
+
lc->restart_psw.mask = PSW_KERNEL_BITS;
lc->restart_psw.addr = (unsigned long) restart_int_handler;
lc->external_new_psw.mask = PSW_KERNEL_BITS | PSW_MASK_MCHECK;
@@ -419,6 +423,9 @@ static void __init setup_lowcore_dat_off(void)
* all CPUs in cast *one* of them does a PSW restart.
*/
restart_stack = memblock_alloc(THREAD_SIZE, THREAD_SIZE);
+ if (!restart_stack)
+ panic("%s: Failed to allocate %lu bytes align=0x%lx\n",
+ __func__, THREAD_SIZE, THREAD_SIZE);
restart_stack += STACK_INIT_OFFSET;
/*
@@ -495,6 +502,9 @@ static void __init setup_resources(void)
for_each_memblock(memory, reg) {
res = memblock_alloc(sizeof(*res), 8);
+ if (!res)
+ panic("%s: Failed to allocate %zu bytes align=0x%x\n",
+ __func__, sizeof(*res), 8);
res->flags = IORESOURCE_BUSY | IORESOURCE_SYSTEM_RAM;
res->name = "System RAM";
@@ -509,6 +519,9 @@ static void __init setup_resources(void)
continue;
if (std_res->end > res->end) {
sub_res = memblock_alloc(sizeof(*sub_res), 8);
+ if (!sub_res)
+ panic("%s: Failed to allocate %zu bytes align=0x%x\n",
+ __func__, sizeof(*sub_res), 8);
*sub_res = *std_res;
sub_res->end = res->end;
std_res->start = res->end + 1;
@@ -966,6 +979,9 @@ static void __init setup_randomness(void)
vmms = (struct sysinfo_3_2_2 *) memblock_phys_alloc(PAGE_SIZE,
PAGE_SIZE);
+ if (!vmms)
+ panic("Failed to allocate memory for sysinfo structure\n");
+
if (stsi(vmms, 3, 2, 2) == 0 && vmms->count)
add_device_randomness(&vmms->vm, sizeof(vmms->vm[0]) * vmms->count);
memblock_free((unsigned long) vmms, PAGE_SIZE);
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index b198ece2aad6..3fe1c77c361b 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -656,7 +656,11 @@ void __init smp_save_dump_cpus(void)
/* No previous system present, normal boot. */
return;
/* Allocate a page as dumping area for the store status sigps */
- page = memblock_alloc_base(PAGE_SIZE, PAGE_SIZE, 1UL << 31);
+ page = memblock_phys_alloc_range(PAGE_SIZE, PAGE_SIZE, 0, 1UL << 31);
+ if (!page)
+ panic("ERROR: Failed to allocate %lx bytes below %lx\n",
+ PAGE_SIZE, 1UL << 31);
+
/* Set multi-threading state to the previous system. */
pcpu_set_smt(sclp.mtid_prev);
boot_cpu_addr = stap();
@@ -766,6 +770,9 @@ void __init smp_detect_cpus(void)
/* Get CPU information */
info = memblock_alloc(sizeof(*info), 8);
+ if (!info)
+ panic("%s: Failed to allocate %zu bytes align=0x%x\n",
+ __func__, sizeof(*info), 8);
smp_get_core_info(info, 1);
/* Find boot CPU type */
if (sclp.has_core_type) {
diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl
index 7413fd318e2a..02579f95f391 100644
--- a/arch/s390/kernel/syscalls/syscall.tbl
+++ b/arch/s390/kernel/syscalls/syscall.tbl
@@ -20,7 +20,7 @@
10 common unlink sys_unlink sys_unlink
11 common execve sys_execve compat_sys_execve
12 common chdir sys_chdir sys_chdir
-13 32 time - compat_sys_time
+13 32 time - sys_time32
14 common mknod sys_mknod sys_mknod
15 common chmod sys_chmod sys_chmod
16 32 lchown - sys_lchown16
@@ -30,11 +30,11 @@
22 common umount sys_oldumount sys_oldumount
23 32 setuid - sys_setuid16
24 32 getuid - sys_getuid16
-25 32 stime - compat_sys_stime
+25 32 stime - sys_stime32
26 common ptrace sys_ptrace compat_sys_ptrace
27 common alarm sys_alarm sys_alarm
29 common pause sys_pause sys_pause
-30 common utime sys_utime compat_sys_utime
+30 common utime sys_utime sys_utime32
33 common access sys_access sys_access
34 common nice sys_nice sys_nice
36 common sync sys_sync sys_sync
@@ -112,7 +112,7 @@
120 common clone sys_clone sys_clone
121 common setdomainname sys_setdomainname sys_setdomainname
122 common uname sys_newuname sys_newuname
-124 common adjtimex sys_adjtimex compat_sys_adjtimex
+124 common adjtimex sys_adjtimex sys_adjtimex_time32
125 common mprotect sys_mprotect sys_mprotect
126 common sigprocmask sys_sigprocmask compat_sys_sigprocmask
127 common create_module - -
@@ -150,8 +150,8 @@
158 common sched_yield sys_sched_yield sys_sched_yield
159 common sched_get_priority_max sys_sched_get_priority_max sys_sched_get_priority_max
160 common sched_get_priority_min sys_sched_get_priority_min sys_sched_get_priority_min
-161 common sched_rr_get_interval sys_sched_rr_get_interval compat_sys_sched_rr_get_interval
-162 common nanosleep sys_nanosleep compat_sys_nanosleep
+161 common sched_rr_get_interval sys_sched_rr_get_interval sys_sched_rr_get_interval_time32
+162 common nanosleep sys_nanosleep sys_nanosleep_time32
163 common mremap sys_mremap sys_mremap
164 32 setresuid - sys_setresuid16
165 32 getresuid - sys_getresuid16
@@ -165,7 +165,7 @@
174 common rt_sigaction sys_rt_sigaction compat_sys_rt_sigaction
175 common rt_sigprocmask sys_rt_sigprocmask compat_sys_rt_sigprocmask
176 common rt_sigpending sys_rt_sigpending compat_sys_rt_sigpending
-177 common rt_sigtimedwait sys_rt_sigtimedwait compat_sys_rt_sigtimedwait
+177 common rt_sigtimedwait sys_rt_sigtimedwait compat_sys_rt_sigtimedwait_time32
178 common rt_sigqueueinfo sys_rt_sigqueueinfo compat_sys_rt_sigqueueinfo
179 common rt_sigsuspend sys_rt_sigsuspend compat_sys_rt_sigsuspend
180 common pread64 sys_pread64 compat_sys_s390_pread64
@@ -246,13 +246,13 @@
235 common fremovexattr sys_fremovexattr sys_fremovexattr
236 common gettid sys_gettid sys_gettid
237 common tkill sys_tkill sys_tkill
-238 common futex sys_futex compat_sys_futex
+238 common futex sys_futex sys_futex_time32
239 common sched_setaffinity sys_sched_setaffinity compat_sys_sched_setaffinity
240 common sched_getaffinity sys_sched_getaffinity compat_sys_sched_getaffinity
241 common tgkill sys_tgkill sys_tgkill
243 common io_setup sys_io_setup compat_sys_io_setup
244 common io_destroy sys_io_destroy sys_io_destroy
-245 common io_getevents sys_io_getevents compat_sys_io_getevents
+245 common io_getevents sys_io_getevents sys_io_getevents_time32
246 common io_submit sys_io_submit compat_sys_io_submit
247 common io_cancel sys_io_cancel sys_io_cancel
248 common exit_group sys_exit_group sys_exit_group
@@ -262,14 +262,14 @@
252 common set_tid_address sys_set_tid_address sys_set_tid_address
253 common fadvise64 sys_fadvise64_64 compat_sys_s390_fadvise64
254 common timer_create sys_timer_create compat_sys_timer_create
-255 common timer_settime sys_timer_settime compat_sys_timer_settime
-256 common timer_gettime sys_timer_gettime compat_sys_timer_gettime
+255 common timer_settime sys_timer_settime sys_timer_settime32
+256 common timer_gettime sys_timer_gettime sys_timer_gettime32
257 common timer_getoverrun sys_timer_getoverrun sys_timer_getoverrun
258 common timer_delete sys_timer_delete sys_timer_delete
-259 common clock_settime sys_clock_settime compat_sys_clock_settime
-260 common clock_gettime sys_clock_gettime compat_sys_clock_gettime
-261 common clock_getres sys_clock_getres compat_sys_clock_getres
-262 common clock_nanosleep sys_clock_nanosleep compat_sys_clock_nanosleep
+259 common clock_settime sys_clock_settime sys_clock_settime32
+260 common clock_gettime sys_clock_gettime sys_clock_gettime32
+261 common clock_getres sys_clock_getres sys_clock_getres_time32
+262 common clock_nanosleep sys_clock_nanosleep sys_clock_nanosleep_time32
264 32 fadvise64_64 - compat_sys_s390_fadvise64_64
265 common statfs64 sys_statfs64 compat_sys_statfs64
266 common fstatfs64 sys_fstatfs64 compat_sys_fstatfs64
@@ -279,8 +279,8 @@
270 common set_mempolicy sys_set_mempolicy compat_sys_set_mempolicy
271 common mq_open sys_mq_open compat_sys_mq_open
272 common mq_unlink sys_mq_unlink sys_mq_unlink
-273 common mq_timedsend sys_mq_timedsend compat_sys_mq_timedsend
-274 common mq_timedreceive sys_mq_timedreceive compat_sys_mq_timedreceive
+273 common mq_timedsend sys_mq_timedsend sys_mq_timedsend_time32
+274 common mq_timedreceive sys_mq_timedreceive sys_mq_timedreceive_time32
275 common mq_notify sys_mq_notify compat_sys_mq_notify
276 common mq_getsetattr sys_mq_getsetattr compat_sys_mq_getsetattr
277 common kexec_load sys_kexec_load compat_sys_kexec_load
@@ -298,7 +298,7 @@
289 common mkdirat sys_mkdirat sys_mkdirat
290 common mknodat sys_mknodat sys_mknodat
291 common fchownat sys_fchownat sys_fchownat
-292 common futimesat sys_futimesat compat_sys_futimesat
+292 common futimesat sys_futimesat sys_futimesat_time32
293 32 fstatat64 - compat_sys_s390_fstatat64
293 64 newfstatat sys_newfstatat -
294 common unlinkat sys_unlinkat sys_unlinkat
@@ -308,8 +308,8 @@
298 common readlinkat sys_readlinkat sys_readlinkat
299 common fchmodat sys_fchmodat sys_fchmodat
300 common faccessat sys_faccessat sys_faccessat
-301 common pselect6 sys_pselect6 compat_sys_pselect6
-302 common ppoll sys_ppoll compat_sys_ppoll
+301 common pselect6 sys_pselect6 compat_sys_pselect6_time32
+302 common ppoll sys_ppoll compat_sys_ppoll_time32
303 common unshare sys_unshare sys_unshare
304 common set_robust_list sys_set_robust_list compat_sys_set_robust_list
305 common get_robust_list sys_get_robust_list compat_sys_get_robust_list
@@ -320,15 +320,15 @@
310 common move_pages sys_move_pages compat_sys_move_pages
311 common getcpu sys_getcpu sys_getcpu
312 common epoll_pwait sys_epoll_pwait compat_sys_epoll_pwait
-313 common utimes sys_utimes compat_sys_utimes
+313 common utimes sys_utimes sys_utimes_time32
314 common fallocate sys_fallocate compat_sys_s390_fallocate
-315 common utimensat sys_utimensat compat_sys_utimensat
+315 common utimensat sys_utimensat sys_utimensat_time32
316 common signalfd sys_signalfd compat_sys_signalfd
317 common timerfd - -
318 common eventfd sys_eventfd sys_eventfd
319 common timerfd_create sys_timerfd_create sys_timerfd_create
-320 common timerfd_settime sys_timerfd_settime compat_sys_timerfd_settime
-321 common timerfd_gettime sys_timerfd_gettime compat_sys_timerfd_gettime
+320 common timerfd_settime sys_timerfd_settime sys_timerfd_settime32
+321 common timerfd_gettime sys_timerfd_gettime sys_timerfd_gettime32
322 common signalfd4 sys_signalfd4 compat_sys_signalfd4
323 common eventfd2 sys_eventfd2 sys_eventfd2
324 common inotify_init1 sys_inotify_init1 sys_inotify_init1
@@ -344,7 +344,7 @@
334 common prlimit64 sys_prlimit64 sys_prlimit64
335 common name_to_handle_at sys_name_to_handle_at sys_name_to_handle_at
336 common open_by_handle_at sys_open_by_handle_at compat_sys_open_by_handle_at
-337 common clock_adjtime sys_clock_adjtime compat_sys_clock_adjtime
+337 common clock_adjtime sys_clock_adjtime sys_clock_adjtime32
338 common syncfs sys_syncfs sys_syncfs
339 common setns sys_setns sys_setns
340 common process_vm_readv sys_process_vm_readv compat_sys_process_vm_readv
@@ -364,7 +364,7 @@
354 common execveat sys_execveat compat_sys_execveat
355 common userfaultfd sys_userfaultfd sys_userfaultfd
356 common membarrier sys_membarrier sys_membarrier
-357 common recvmmsg sys_recvmmsg compat_sys_recvmmsg
+357 common recvmmsg sys_recvmmsg compat_sys_recvmmsg_time32
358 common sendmmsg sys_sendmmsg compat_sys_sendmmsg
359 common socket sys_socket sys_socket
360 common socketpair sys_socketpair sys_socketpair
@@ -391,3 +391,38 @@
381 common kexec_file_load sys_kexec_file_load sys_kexec_file_load
382 common io_pgetevents sys_io_pgetevents compat_sys_io_pgetevents
383 common rseq sys_rseq sys_rseq
+384 common pkey_mprotect sys_pkey_mprotect sys_pkey_mprotect
+385 common pkey_alloc sys_pkey_alloc sys_pkey_alloc
+386 common pkey_free sys_pkey_free sys_pkey_free
+# room for arch specific syscalls
+392 64 semtimedop sys_semtimedop -
+393 common semget sys_semget sys_semget
+394 common semctl sys_semctl compat_sys_semctl
+395 common shmget sys_shmget sys_shmget
+396 common shmctl sys_shmctl compat_sys_shmctl
+397 common shmat sys_shmat compat_sys_shmat
+398 common shmdt sys_shmdt sys_shmdt
+399 common msgget sys_msgget sys_msgget
+400 common msgsnd sys_msgsnd compat_sys_msgsnd
+401 common msgrcv sys_msgrcv compat_sys_msgrcv
+402 common msgctl sys_msgctl compat_sys_msgctl
+403 32 clock_gettime64 - sys_clock_gettime
+404 32 clock_settime64 - sys_clock_settime
+405 32 clock_adjtime64 - sys_clock_adjtime
+406 32 clock_getres_time64 - sys_clock_getres
+407 32 clock_nanosleep_time64 - sys_clock_nanosleep
+408 32 timer_gettime64 - sys_timer_gettime
+409 32 timer_settime64 - sys_timer_settime
+410 32 timerfd_gettime64 - sys_timerfd_gettime
+411 32 timerfd_settime64 - sys_timerfd_settime
+412 32 utimensat_time64 - sys_utimensat
+413 32 pselect6_time64 - compat_sys_pselect6_time64
+414 32 ppoll_time64 - compat_sys_ppoll_time64
+416 32 io_pgetevents_time64 - sys_io_pgetevents
+417 32 recvmmsg_time64 - compat_sys_recvmmsg_time64
+418 32 mq_timedsend_time64 - sys_mq_timedsend
+419 32 mq_timedreceive_time64 - sys_mq_timedreceive
+420 32 semtimedop_time64 - sys_semtimedop
+421 32 rt_sigtimedwait_time64 - compat_sys_rt_sigtimedwait_time64
+422 32 futex_time64 - sys_futex
+423 32 sched_rr_get_interval_time64 - sys_sched_rr_get_interval
diff --git a/arch/s390/kernel/topology.c b/arch/s390/kernel/topology.c
index 8992b04c0ade..8964a3f60aad 100644
--- a/arch/s390/kernel/topology.c
+++ b/arch/s390/kernel/topology.c
@@ -520,6 +520,9 @@ static void __init alloc_masks(struct sysinfo_15_1_x *info,
nr_masks = max(nr_masks, 1);
for (i = 0; i < nr_masks; i++) {
mask->next = memblock_alloc(sizeof(*mask->next), 8);
+ if (!mask->next)
+ panic("%s: Failed to allocate %zu bytes align=0x%x\n",
+ __func__, sizeof(*mask->next), 8);
mask = mask->next;
}
}
@@ -538,6 +541,9 @@ void __init topology_init_early(void)
if (!MACHINE_HAS_TOPOLOGY)
goto out;
tl_info = memblock_alloc(PAGE_SIZE, PAGE_SIZE);
+ if (!tl_info)
+ panic("%s: Failed to allocate %lu bytes align=0x%lx\n",
+ __func__, PAGE_SIZE, PAGE_SIZE);
info = tl_info;
store_topology(info);
pr_info("The CPU configuration topology of the machine is: %d %d %d %d %d %d / %d\n",
diff --git a/arch/s390/kernel/vdso.c b/arch/s390/kernel/vdso.c
index 4ff354887db4..e7920a68a12e 100644
--- a/arch/s390/kernel/vdso.c
+++ b/arch/s390/kernel/vdso.c
@@ -291,7 +291,6 @@ static int __init vdso_init(void)
BUG_ON(vdso32_pagelist == NULL);
for (i = 0; i < vdso32_pages - 1; i++) {
struct page *pg = virt_to_page(vdso32_kbase + i*PAGE_SIZE);
- ClearPageReserved(pg);
get_page(pg);
vdso32_pagelist[i] = pg;
}
@@ -309,7 +308,6 @@ static int __init vdso_init(void)
BUG_ON(vdso64_pagelist == NULL);
for (i = 0; i < vdso64_pages - 1; i++) {
struct page *pg = virt_to_page(vdso64_kbase + i*PAGE_SIZE);
- ClearPageReserved(pg);
get_page(pg);
vdso64_pagelist[i] = pg;
}
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index 689b66f29fc6..8485d6dc2754 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -301,12 +301,13 @@ pte_t ptep_xchg_lazy(struct mm_struct *mm, unsigned long addr,
}
EXPORT_SYMBOL(ptep_xchg_lazy);
-pte_t ptep_modify_prot_start(struct mm_struct *mm, unsigned long addr,
+pte_t ptep_modify_prot_start(struct vm_area_struct *vma, unsigned long addr,
pte_t *ptep)
{
pgste_t pgste;
pte_t old;
int nodat;
+ struct mm_struct *mm = vma->vm_mm;
preempt_disable();
pgste = ptep_xchg_start(mm, addr, ptep);
@@ -319,10 +320,11 @@ pte_t ptep_modify_prot_start(struct mm_struct *mm, unsigned long addr,
return old;
}
-void ptep_modify_prot_commit(struct mm_struct *mm, unsigned long addr,
- pte_t *ptep, pte_t pte)
+void ptep_modify_prot_commit(struct vm_area_struct *vma, unsigned long addr,
+ pte_t *ptep, pte_t old_pte, pte_t pte)
{
pgste_t pgste;
+ struct mm_struct *mm = vma->vm_mm;
if (!MACHINE_HAS_NX)
pte_val(pte) &= ~_PAGE_NOEXEC;
diff --git a/arch/s390/numa/mode_emu.c b/arch/s390/numa/mode_emu.c
index bfba273c32c0..71a12a4f4906 100644
--- a/arch/s390/numa/mode_emu.c
+++ b/arch/s390/numa/mode_emu.c
@@ -313,6 +313,9 @@ static void __ref create_core_to_node_map(void)
int i;
emu_cores = memblock_alloc(sizeof(*emu_cores), 8);
+ if (!emu_cores)
+ panic("%s: Failed to allocate %zu bytes align=0x%x\n",
+ __func__, sizeof(*emu_cores), 8);
for (i = 0; i < ARRAY_SIZE(emu_cores->to_node_id); i++)
emu_cores->to_node_id[i] = NODE_ID_FREE;
}
diff --git a/arch/s390/numa/numa.c b/arch/s390/numa/numa.c
index d31bde0870d8..8eb9e9743f5d 100644
--- a/arch/s390/numa/numa.c
+++ b/arch/s390/numa/numa.c
@@ -58,18 +58,6 @@ EXPORT_SYMBOL(__node_distance);
int numa_debug_enabled;
/*
- * alloc_node_data() - Allocate node data
- */
-static __init pg_data_t *alloc_node_data(void)
-{
- pg_data_t *res;
-
- res = (pg_data_t *) memblock_phys_alloc(sizeof(pg_data_t), 8);
- memset(res, 0, sizeof(pg_data_t));
- return res;
-}
-
-/*
* numa_setup_memory() - Assign bootmem to nodes
*
* The memory is first added to memblock without any respect to nodes.
@@ -104,8 +92,12 @@ static void __init numa_setup_memory(void)
} while (cur_base < end_of_dram);
/* Allocate and fill out node_data */
- for (nid = 0; nid < MAX_NUMNODES; nid++)
- NODE_DATA(nid) = alloc_node_data();
+ for (nid = 0; nid < MAX_NUMNODES; nid++) {
+ NODE_DATA(nid) = memblock_alloc(sizeof(pg_data_t), 8);
+ if (!NODE_DATA(nid))
+ panic("%s: Failed to allocate %zu bytes align=0x%x\n",
+ __func__, sizeof(pg_data_t), 8);
+ }
for_each_online_node(nid) {
unsigned long start_pfn, end_pfn;
diff --git a/arch/s390/scripts/Makefile.chkbss b/arch/s390/scripts/Makefile.chkbss
index 9bba2c14e0ca..cd7e8f4419f5 100644
--- a/arch/s390/scripts/Makefile.chkbss
+++ b/arch/s390/scripts/Makefile.chkbss
@@ -1,23 +1,20 @@
# SPDX-License-Identifier: GPL-2.0
+chkbss-target ?= built-in.a
+$(obj)/$(chkbss-target): chkbss
+
+chkbss-files := $(addsuffix .chkbss, $(chkbss))
+clean-files += $(chkbss-files)
+
+PHONY += chkbss
+chkbss: $(addprefix $(obj)/, $(chkbss-files))
+
quiet_cmd_chkbss = CHKBSS $<
-define cmd_chkbss
- rm -f $@; \
+ cmd_chkbss = \
if ! $(OBJDUMP) -j .bss -w -h $< | awk 'END { if ($$3) exit 1 }'; then \
echo "error: $< .bss section is not empty" >&2; exit 1; \
fi; \
touch $@;
-endef
-
-chkbss-target ?= $(obj)/built-in.a
-ifneq (,$(findstring /,$(chkbss)))
-chkbss-files := $(patsubst %, %.chkbss, $(chkbss))
-else
-chkbss-files := $(patsubst %, $(obj)/%.chkbss, $(chkbss))
-endif
-
-$(chkbss-target): $(chkbss-files)
-targets += $(notdir $(chkbss-files))
-%.o.chkbss: %.o
+$(obj)/%.o.chkbss: $(obj)/%.o
$(call cmd,chkbss)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.