diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-03-05 17:47:41 -0800 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-03-05 17:47:41 -0800 |
commit | 8cce3e7cbe6f09553bfd94250f0a358ba669c8ac (patch) | |
tree | b842b4f9f176c54356fcbff04483a59aabe76a9d | |
parent | a878539ef994787c447a98c2e3ba0fe3dad984ec (diff) | |
parent | 583b33bc83d24791f11e862290ee0b79d804d2d8 (diff) |
Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6
* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6:
[S390] incorrect reipl nss name.
[S390] Load disabled wait psw if reipl fails.
[S390] Fix IPL from NSS.
[S390] zcrypt: fix ap_device_list handling
[S390] sclp_vt220: speed up console output for interactive work
[S390] dasd: fix reference counting in display method for proc/dasd/devices
[S390] dasd: let dasd erp matching recognize alias recovery
[S390] Get rid of memcpy gcc warning workaround.
[S390] idle: Fix machine check handling in idle loop.
[S390] Update default configuration.
-rw-r--r-- | arch/s390/Kconfig | 4 | ||||
-rw-r--r-- | arch/s390/defconfig | 18 | ||||
-rw-r--r-- | arch/s390/kernel/Makefile | 5 | ||||
-rw-r--r-- | arch/s390/kernel/early.c | 8 | ||||
-rw-r--r-- | arch/s390/kernel/ipl.c | 1 | ||||
-rw-r--r-- | arch/s390/kernel/process.c | 4 | ||||
-rw-r--r-- | arch/s390/kernel/smp.c | 10 | ||||
-rw-r--r-- | arch/s390/kernel/time.c | 2 | ||||
-rw-r--r-- | drivers/s390/block/dasd_3990_erp.c | 6 | ||||
-rw-r--r-- | drivers/s390/block/dasd_proc.c | 4 | ||||
-rw-r--r-- | drivers/s390/char/sclp_vt220.c | 2 | ||||
-rw-r--r-- | drivers/s390/crypto/ap_bus.c | 12 |
12 files changed, 48 insertions, 28 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 9892827b6176..1831833c430e 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -351,6 +351,10 @@ endchoice source "fs/Kconfig.binfmt" +config FORCE_MAX_ZONEORDER + int + default "9" + config PROCESS_DEBUG bool "Show crashed user process info" help diff --git a/arch/s390/defconfig b/arch/s390/defconfig index 39921f3a9685..62f6b5a606dd 100644 --- a/arch/s390/defconfig +++ b/arch/s390/defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.24 -# Sat Feb 9 12:13:01 2008 +# Linux kernel version: 2.6.25-rc4 +# Wed Mar 5 11:22:59 2008 # CONFIG_MMU=y CONFIG_ZONE_DMA=y @@ -43,12 +43,15 @@ CONFIG_CGROUPS=y # CONFIG_CGROUP_DEBUG is not set CONFIG_CGROUP_NS=y # CONFIG_CPUSETS is not set +CONFIG_GROUP_SCHED=y CONFIG_FAIR_GROUP_SCHED=y -CONFIG_FAIR_USER_SCHED=y -# CONFIG_FAIR_CGROUP_SCHED is not set +# CONFIG_RT_GROUP_SCHED is not set +CONFIG_USER_SCHED=y +# CONFIG_CGROUP_SCHED is not set # CONFIG_CGROUP_CPUACCT is not set # CONFIG_RESOURCE_COUNTERS is not set CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y # CONFIG_RELAY is not set CONFIG_NAMESPACES=y CONFIG_UTS_NS=y @@ -85,7 +88,9 @@ CONFIG_SLAB=y # CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y CONFIG_KPROBES=y +CONFIG_KRETPROBES=y CONFIG_HAVE_KPROBES=y +CONFIG_HAVE_KRETPROBES=y CONFIG_PROC_PAGE_MONITOR=y CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y @@ -185,6 +190,7 @@ CONFIG_IPL=y CONFIG_IPL_VM=y CONFIG_BINFMT_ELF=y CONFIG_BINFMT_MISC=m +CONFIG_FORCE_MAX_ZONEORDER=9 # CONFIG_PROCESS_DEBUG is not set CONFIG_PFAULT=y # CONFIG_SHARED_KERNEL is not set @@ -435,6 +441,7 @@ CONFIG_DASD_EER=y CONFIG_MISC_DEVICES=y # CONFIG_EEPROM_93CX6 is not set # CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_HAVE_IDE is not set # # SCSI device support @@ -593,6 +600,7 @@ CONFIG_S390_VMUR=m # # Sonics Silicon Backplane # +# CONFIG_MEMSTICK is not set # # File systems @@ -750,7 +758,6 @@ CONFIG_DEBUG_BUGVERBOSE=y # CONFIG_DEBUG_LIST is not set # CONFIG_DEBUG_SG is not set # CONFIG_FRAME_POINTER is not set -CONFIG_FORCED_INLINING=y # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_KPROBES_SANITY_TEST is not set # CONFIG_BACKTRACE_SELF_TEST is not set @@ -759,6 +766,7 @@ CONFIG_FORCED_INLINING=y # CONFIG_LATENCYTOP is not set CONFIG_SAMPLES=y # CONFIG_SAMPLE_KOBJECT is not set +# CONFIG_SAMPLE_KPROBES is not set # CONFIG_DEBUG_PAGEALLOC is not set # diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile index b3b650a93c7c..4d3e38392cb1 100644 --- a/arch/s390/kernel/Makefile +++ b/arch/s390/kernel/Makefile @@ -4,6 +4,11 @@ EXTRA_AFLAGS := -traditional +# +# Passing null pointers is ok for smp code, since we access the lowcore here. +# +CFLAGS_smp.o := -Wno-nonnull + obj-y := bitmap.o traps.o time.o process.o base.o early.o \ setup.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o \ semaphore.o s390_ext.o debug.o irq.o ipl.o dis.o diag.o diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 9f7b73b180f0..01832c440636 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -88,13 +88,17 @@ static noinline __init void create_kernel_nss(void) __cpcmd(defsys_cmd, NULL, 0, &response); - if (response != 0) + if (response != 0) { + kernel_nss_name[0] = '\0'; return; + } __cpcmd(savesys_cmd, NULL, 0, &response); - if (response != strlen(savesys_cmd)) + if (response != strlen(savesys_cmd)) { + kernel_nss_name[0] = '\0'; return; + } ipl_flags = IPL_NSS_VALID; } diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index 60acdc266db1..375232c46c7a 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c @@ -704,6 +704,7 @@ void reipl_run(struct shutdown_trigger *trigger) default: break; } + disabled_wait((unsigned long) __builtin_return_address(0)); } static void __init reipl_probe(void) diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 1c59ec161cf8..ce203154d8ce 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -152,6 +152,10 @@ static void default_idle(void) local_mcck_disable(); if (test_thread_flag(TIF_MCCK_PENDING)) { local_mcck_enable(); + /* disable monitor call class 0 */ + __ctl_clear_bit(8, 15); + atomic_notifier_call_chain(&idle_chain, S390_CPU_NOT_IDLE, + hcpu); local_irq_enable(); s390_handle_mcck(); return; diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 818bd09c0260..8f894d380a62 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -629,14 +629,8 @@ static int __cpuinit smp_alloc_lowcore(int cpu) panic_stack = __get_free_page(GFP_KERNEL); if (!panic_stack || !async_stack) goto out; - /* - * Only need to copy the first 512 bytes from address 0. But since - * the compiler emits a warning if src == NULL for memcpy use copy_page - * instead. Copies more than needed but this code is not performance - * critical. - */ - copy_page(lowcore, &S390_lowcore); - memset((void *)lowcore + 512, 0, sizeof(*lowcore) - 512); + memcpy(lowcore, &S390_lowcore, 512); + memset((char *)lowcore + 512, 0, sizeof(*lowcore) - 512); lowcore->async_stack = async_stack + ASYNC_SIZE; lowcore->panic_stack = panic_stack + PAGE_SIZE; diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c index 76a5dd1b4ce9..cb232c155360 100644 --- a/arch/s390/kernel/time.c +++ b/arch/s390/kernel/time.c @@ -209,8 +209,6 @@ static void stop_hz_timer(void) */ static void start_hz_timer(void) { - BUG_ON(!in_interrupt()); - if (!cpu_isset(smp_processor_id(), nohz_cpu_mask)) return; account_ticks(get_clock()); diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c index f69714a0e9e7..b19db20a0bef 100644 --- a/drivers/s390/block/dasd_3990_erp.c +++ b/drivers/s390/block/dasd_3990_erp.c @@ -2310,10 +2310,8 @@ static int dasd_3990_erp_error_match(struct dasd_ccw_req *cqr1, struct dasd_ccw_req *cqr2) { - /* check failed CCW */ - if (cqr1->irb.scsw.cpa != cqr2->irb.scsw.cpa) { - // return 0; /* CCW doesn't match */ - } + if (cqr1->startdev != cqr2->startdev) + return 0; if (cqr1->irb.esw.esw0.erw.cons != cqr2->irb.esw.esw0.erw.cons) return 0; diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c index 28a86f070048..556063e8f7a9 100644 --- a/drivers/s390/block/dasd_proc.c +++ b/drivers/s390/block/dasd_proc.c @@ -62,8 +62,10 @@ dasd_devices_show(struct seq_file *m, void *v) return 0; if (device->block) block = device->block; - else + else { + dasd_put_device(device); return 0; + } /* Print device number. */ seq_printf(m, "%s", device->cdev->dev.bus_id); /* Print discipline string. */ diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c index 92f527201792..f7b258dfd52c 100644 --- a/drivers/s390/char/sclp_vt220.c +++ b/drivers/s390/char/sclp_vt220.c @@ -367,7 +367,7 @@ sclp_vt220_timeout(unsigned long data) sclp_vt220_emit_current(); } -#define BUFFER_MAX_DELAY HZ/2 +#define BUFFER_MAX_DELAY HZ/20 /* * Internal implementation of the write function. Write COUNT bytes of data diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c index d0c6fd3b1c19..7b0b81901297 100644 --- a/drivers/s390/crypto/ap_bus.c +++ b/drivers/s390/crypto/ap_bus.c @@ -490,10 +490,12 @@ static int ap_device_probe(struct device *dev) int rc; ap_dev->drv = ap_drv; - spin_lock_bh(&ap_device_lock); - list_add(&ap_dev->list, &ap_device_list); - spin_unlock_bh(&ap_device_lock); rc = ap_drv->probe ? ap_drv->probe(ap_dev) : -ENODEV; + if (!rc) { + spin_lock_bh(&ap_device_lock); + list_add(&ap_dev->list, &ap_device_list); + spin_unlock_bh(&ap_device_lock); + } return rc; } @@ -532,11 +534,11 @@ static int ap_device_remove(struct device *dev) ap_flush_queue(ap_dev); del_timer_sync(&ap_dev->timeout); - if (ap_drv->remove) - ap_drv->remove(ap_dev); spin_lock_bh(&ap_device_lock); list_del_init(&ap_dev->list); spin_unlock_bh(&ap_device_lock); + if (ap_drv->remove) + ap_drv->remove(ap_dev); spin_lock_bh(&ap_dev->lock); atomic_sub(ap_dev->queue_count, &ap_poll_requests); spin_unlock_bh(&ap_dev->lock); |