Messages in this thread Patch in this message | | | Date | Mon, 1 May 2006 12:43:25 -0700 | From | Greg KH <> | Subject | Re: Linux 2.6.16.12 |
| |
diff --git a/Documentation/dvb/get_dvb_firmware b/Documentation/dvb/get_dvb_firmware index 75c28a1..948f502 100644 --- a/Documentation/dvb/get_dvb_firmware +++ b/Documentation/dvb/get_dvb_firmware @@ -240,9 +240,9 @@ sub dibusb { } sub nxt2002 { - my $sourcefile = "Broadband4PC_4_2_11.zip"; + my $sourcefile = "Technisat_DVB-PC_4_4_COMPACT.zip"; my $url = "http://www.bbti.us/download/windows/$sourcefile"; - my $hash = "c6d2ea47a8f456d887ada0cfb718ff2a"; + my $hash = "476befae8c7c1bb9648954060b1eec1f"; my $outfile = "dvb-fe-nxt2002.fw"; my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1); @@ -250,8 +250,8 @@ sub nxt2002 { wgetfile($sourcefile, $url); unzip($sourcefile, $tmpdir); - verify("$tmpdir/SkyNETU.sys", $hash); - extract("$tmpdir/SkyNETU.sys", 375832, 5908, $outfile); + verify("$tmpdir/SkyNET.sys", $hash); + extract("$tmpdir/SkyNET.sys", 331624, 5908, $outfile); $outfile; } diff --git a/Makefile b/Makefile index e86b4ba..2f8e9d8 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 16 -EXTRAVERSION = .11 +EXTRAVERSION = .12 NAME=Sliding Snow Leopard # *DOCUMENTATION* diff --git a/arch/alpha/lib/strncpy.S b/arch/alpha/lib/strncpy.S index 338551c..bbdef1b 100644 --- a/arch/alpha/lib/strncpy.S +++ b/arch/alpha/lib/strncpy.S @@ -43,8 +43,8 @@ strncpy: .align 4 $multiword: - subq $24, 1, $2 # clear the final bits in the prev word - or $2, $24, $2 + subq $27, 1, $2 # clear the final bits in the prev word + or $2, $27, $2 zapnot $1, $2, $1 subq $18, 1, $18 @@ -70,8 +70,8 @@ strncpy: bne $18, 0b 1: ldq_u $1, 0($16) # clear the leading bits in the final word - subq $27, 1, $2 - or $2, $27, $2 + subq $24, 1, $2 + or $2, $24, $2 zap $1, $2, $1 stq_u $1, 0($16) diff --git a/arch/i386/kernel/vm86.c b/arch/i386/kernel/vm86.c index f51c894..aee14fa 100644 --- a/arch/i386/kernel/vm86.c +++ b/arch/i386/kernel/vm86.c @@ -43,6 +43,7 @@ #include <linux/smp.h> #include <linux/smp_lock.h> #include <linux/highmem.h> #include <linux/ptrace.h> +#include <linux/audit.h> #include <asm/uaccess.h> #include <asm/io.h> @@ -252,6 +253,7 @@ out: static void do_sys_vm86(struct kernel_vm86_struct *info, struct task_struct *tsk) { struct tss_struct *tss; + long eax; /* * make sure the vm86() system call doesn't try to do anything silly */ @@ -305,13 +307,19 @@ static void do_sys_vm86(struct kernel_vm tsk->thread.screen_bitmap = info->screen_bitmap; if (info->flags & VM86_SCREEN_BITMAP) mark_screen_rdonly(tsk->mm); + __asm__ __volatile__("xorl %eax,%eax; movl %eax,%fs; movl %eax,%gs\n\t"); + __asm__ __volatile__("movl %%eax, %0\n" :"=r"(eax)); + + /*call audit_syscall_exit since we do not exit via the normal paths */ + if (unlikely(current->audit_context)) + audit_syscall_exit(current, AUDITSC_RESULT(eax), eax); + __asm__ __volatile__( - "xorl %%eax,%%eax; movl %%eax,%%fs; movl %%eax,%%gs\n\t" "movl %0,%%esp\n\t" "movl %1,%%ebp\n\t" "jmp resume_userspace" : /* no outputs */ - :"r" (&info->regs), "r" (task_thread_info(tsk)) : "ax"); + :"r" (&info->regs), "r" (task_thread_info(tsk))); /* we never return here */ } diff --git a/arch/mips/kernel/branch.c b/arch/mips/kernel/branch.c index 374de83..b6232d9 100644 --- a/arch/mips/kernel/branch.c +++ b/arch/mips/kernel/branch.c @@ -184,7 +184,7 @@ int __compute_return_epc(struct pt_regs bit = (insn.i_format.rt >> 2); bit += (bit != 0); bit += 23; - switch (insn.i_format.rt) { + switch (insn.i_format.rt & 3) { case 0: /* bc1f */ case 2: /* bc1fl */ if (~fcr31 & (1 << bit)) diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 9572ed4..a761f99 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -154,7 +154,8 @@ static inline void blast_icache32_r4600_ static inline void tx49_blast_icache32_page_indexed(unsigned long page) { - unsigned long start = page; + unsigned long indexmask = current_cpu_data.icache.waysize - 1; + unsigned long start = INDEX_BASE + (page & indexmask); unsigned long end = start + PAGE_SIZE; unsigned long ws_inc = 1UL << current_cpu_data.icache.waybit; unsigned long ws_end = current_cpu_data.icache.ways << diff --git a/arch/x86_64/ia32/Makefile b/arch/x86_64/ia32/Makefile index 929e6b0..e9263b4 100644 --- a/arch/x86_64/ia32/Makefile +++ b/arch/x86_64/ia32/Makefile @@ -27,5 +27,5 @@ quiet_cmd_syscall = SYSCALL $@ $(obj)/vsyscall-%.so: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE $(call if_changed,syscall) -AFLAGS_vsyscall-sysenter.o = -m32 -AFLAGS_vsyscall-syscall.o = -m32 +AFLAGS_vsyscall-sysenter.o = -m32 -Wa,-32 +AFLAGS_vsyscall-syscall.o = -m32 -Wa,-32 diff --git a/arch/x86_64/kernel/pci-gart.c b/arch/x86_64/kernel/pci-gart.c index 0c3f052..b9dbe3c 100644 --- a/arch/x86_64/kernel/pci-gart.c +++ b/arch/x86_64/kernel/pci-gart.c @@ -114,10 +114,6 @@ static unsigned long alloc_iommu(int siz static void free_iommu(unsigned long offset, int size) { unsigned long flags; - if (size == 1) { - clear_bit(offset, iommu_gart_bitmap); - return; - } spin_lock_irqsave(&iommu_bitmap_lock, flags); __clear_bit_string(iommu_gart_bitmap, offset, size); spin_unlock_irqrestore(&iommu_bitmap_lock, flags); diff --git a/block/genhd.c b/block/genhd.c index db57546..7f406f9 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -16,8 +16,6 @@ #include <linux/kmod.h> #include <linux/kobj_map.h> #include <linux/buffer_head.h> -#define MAX_PROBE_HASH 255 /* random */ - static struct subsystem block_subsys; static DECLARE_MUTEX(block_subsys_sem); @@ -30,108 +28,29 @@ static struct blk_major_name { struct blk_major_name *next; int major; char name[16]; -} *major_names[MAX_PROBE_HASH]; +} *major_names[BLKDEV_MAJOR_HASH_SIZE]; /* index in the above - for now: assume no multimajor ranges */ static inline int major_to_index(int major) { - return major % MAX_PROBE_HASH; -} - -struct blkdev_info { - int index; - struct blk_major_name *bd; -}; - -/* - * iterate over a list of blkdev_info structures. allows - * the major_names array to be iterated over from outside this file - * must be called with the block_subsys_sem held - */ -void *get_next_blkdev(void *dev) -{ - struct blkdev_info *info; - - if (dev == NULL) { - info = kmalloc(sizeof(*info), GFP_KERNEL); - if (!info) - goto out; - info->index=0; - info->bd = major_names[info->index]; - if (info->bd) - goto out; - } else { - info = dev; - } - - while (info->index < ARRAY_SIZE(major_names)) { - if (info->bd) - info->bd = info->bd->next; - if (info->bd) - goto out; - /* - * No devices on this chain, move to the next - */ - info->index++; - info->bd = (info->index < ARRAY_SIZE(major_names)) ? - major_names[info->index] : NULL; - if (info->bd) - goto out; - } - -out: - return info; -} - -void *acquire_blkdev_list(void) -{ - down(&block_subsys_sem); - return get_next_blkdev(NULL); -} - -void release_blkdev_list(void *dev) -{ - up(&block_subsys_sem); - kfree(dev); + return major % BLKDEV_MAJOR_HASH_SIZE; } +#ifdef CONFIG_PROC_FS -/* - * Count the number of records in the blkdev_list. - * must be called with the block_subsys_sem held - */ -int count_blkdev_list(void) +void blkdev_show(struct seq_file *f, off_t offset) { - struct blk_major_name *n; - int i, count; + struct blk_major_name *dp; - count = 0; - - for (i = 0; i < ARRAY_SIZE(major_names); i++) { - for (n = major_names[i]; n; n = n->next) - count++; + if (offset < BLKDEV_MAJOR_HASH_SIZE) { + down(&block_subsys_sem); + for (dp = major_names[offset]; dp; dp = dp->next) + seq_printf(f, "%3d %s\n", dp->major, dp->name); + up(&block_subsys_sem); } - - return count; -} - -/* - * extract the major and name values from a blkdev_info struct - * passed in as a void to *dev. Must be called with - * block_subsys_sem held - */ -int get_blkdev_info(void *dev, int *major, char **name) -{ - struct blkdev_info *info = dev; - - if (info->bd == NULL) - return 1; - - *major = info->bd->major; - *name = info->bd->name; - return 0; } +#endif /* CONFIG_PROC_FS */ int register_blkdev(unsigned int major, const char *name) { diff --git a/drivers/char/cs5535_gpio.c b/drivers/char/cs5535_gpio.c index 5d72f50..46d6603 100644 --- a/drivers/char/cs5535_gpio.c +++ b/drivers/char/cs5535_gpio.c @@ -241,9 +241,10 @@ static int __init cs5535_gpio_init(void) static void __exit cs5535_gpio_cleanup(void) { dev_t dev_id = MKDEV(major, 0); + + cdev_del(&cs5535_gpio_cdev); unregister_chrdev_region(dev_id, CS5535_GPIO_COUNT); - if (gpio_base != 0) - release_region(gpio_base, CS5535_GPIO_SIZE); + release_region(gpio_base, CS5535_GPIO_SIZE); } module_init(cs5535_gpio_init); diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c index 0e7d216..d22da98 100644 --- a/drivers/char/snsc.c +++ b/drivers/char/snsc.c @@ -391,7 +391,8 @@ scdrv_init(void) format_module_id(devnamep, geo_module(geoid), MODULE_FORMAT_BRIEF); devnamep = devname + strlen(devname); - sprintf(devnamep, "#%d", geo_slab(geoid)); + sprintf(devnamep, "^%d#%d", geo_slot(geoid), + geo_slab(geoid)); /* allocate sysctl device data */ scd = kmalloc(sizeof (struct sysctl_data_s), diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c index f8dd852..a90f5d9 100644 --- a/drivers/char/sonypi.c +++ b/drivers/char/sonypi.c @@ -1341,6 +1341,9 @@ static int __devinit sonypi_probe(struct else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_1, NULL))) sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; + else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, + PCI_DEVICE_ID_INTEL_ICH7_1, NULL))) + sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; else sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2; diff --git a/drivers/char/tipar.c b/drivers/char/tipar.c index eb2eb3e..079db5a 100644 --- a/drivers/char/tipar.c +++ b/drivers/char/tipar.c @@ -515,7 +515,7 @@ tipar_init_module(void) err = PTR_ERR(tipar_class); goto out_chrdev; } - if (parport_register_driver(&tipar_driver) || tp_count == 0) { + if (parport_register_driver(&tipar_driver)) { printk(KERN_ERR "tipar: unable to register with parport\n"); err = -EIO; goto out_class; diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c index f3759dd..1ed241d 100644 --- a/drivers/md/dm-snap.c +++ b/drivers/md/dm-snap.c @@ -542,8 +542,12 @@ static void snapshot_dtr(struct dm_targe { struct dm_snapshot *s = (struct dm_snapshot *) ti->private; + /* Prevent further origin writes from using this snapshot. */ + /* After this returns there can be no new kcopyd jobs. */ unregister_snapshot(s); + kcopyd_client_destroy(s->kcopyd_client); + exit_exception_table(&s->pending, pending_cache); exit_exception_table(&s->complete, exception_cache); @@ -552,7 +556,7 @@ static void snapshot_dtr(struct dm_targe dm_put_device(ti, s->origin); dm_put_device(ti, s->cow); - kcopyd_client_destroy(s->kcopyd_client); + kfree(s); } diff --git a/drivers/md/dm.c b/drivers/md/dm.c index d559569..f6c8e8e 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1098,6 +1098,7 @@ int dm_suspend(struct mapped_device *md, { struct dm_table *map = NULL; DECLARE_WAITQUEUE(wait, current); + struct bio *def; int r = -EINVAL; down(&md->suspend_lock); @@ -1157,9 +1158,11 @@ int dm_suspend(struct mapped_device *md, /* were we interrupted ? */ r = -EINTR; if (atomic_read(&md->pending)) { + clear_bit(DMF_BLOCK_IO, &md->flags); + def = bio_list_get(&md->deferred); + __flush_deferred_io(md, def); up_write(&md->io_lock); unlock_fs(md); - clear_bit(DMF_BLOCK_IO, &md->flags); goto out; } up_write(&md->io_lock); diff --git a/drivers/md/kcopyd.c b/drivers/md/kcopyd.c index 8b3515f..fc009cb 100644 --- a/drivers/md/kcopyd.c +++ b/drivers/md/kcopyd.c @@ -44,6 +44,9 @@ struct kcopyd_client { struct page_list *pages; unsigned int nr_pages; unsigned int nr_free_pages; + + wait_queue_head_t destroyq; + atomic_t nr_jobs; }; static struct page_list *alloc_pl(void) @@ -293,10 +296,15 @@ static int run_complete_job(struct kcopy int read_err = job->read_err; unsigned int write_err = job->write_err; kcopyd_notify_fn fn = job->fn; + struct kcopyd_client *kc = job->kc; - kcopyd_put_pages(job->kc, job->pages); + kcopyd_put_pages(kc, job->pages); mempool_free(job, _job_pool); fn(read_err, write_err, context); + + if (atomic_dec_and_test(&kc->nr_jobs)) + wake_up(&kc->destroyq); + return 0; } @@ -431,6 +439,7 @@ static void do_work(void *ignored) */ static void dispatch_job(struct kcopyd_job *job) { + atomic_inc(&job->kc->nr_jobs); push(&_pages_jobs, job); wake(); } @@ -670,6 +679,9 @@ int kcopyd_client_create(unsigned int nr return r; } + init_waitqueue_head(&kc->destroyq); + atomic_set(&kc->nr_jobs, 0); + client_add(kc); *result = kc; return 0; @@ -677,6 +689,9 @@ int kcopyd_client_create(unsigned int nr void kcopyd_client_destroy(struct kcopyd_client *kc) { + /* Wait for completion of all jobs submitted by this client. */ + wait_event(kc->destroyq, !atomic_read(&kc->nr_jobs)); + dm_io_put(kc->nr_pages); client_free_pages(kc); client_del(kc); diff --git a/drivers/media/dvb/dvb-usb/cxusb.c b/drivers/media/dvb/dvb-usb/cxusb.c index 162f979..356a09a 100644 --- a/drivers/media/dvb/dvb-usb/cxusb.c +++ b/drivers/media/dvb/dvb-usb/cxusb.c @@ -149,6 +149,15 @@ static int cxusb_power_ctrl(struct dvb_u return cxusb_ctrl_msg(d, CMD_POWER_OFF, &b, 1, NULL, 0); } +static int cxusb_bluebird_power_ctrl(struct dvb_usb_device *d, int onoff) +{ + u8 b = 0; + if (onoff) + return cxusb_ctrl_msg(d, CMD_POWER_ON, &b, 1, NULL, 0); + else + return 0; +} + static int cxusb_streaming_ctrl(struct dvb_usb_device *d, int onoff) { u8 buf[2] = { 0x03, 0x00 }; @@ -505,7 +514,7 @@ static struct dvb_usb_properties cxusb_b .size_of_priv = sizeof(struct cxusb_state), .streaming_ctrl = cxusb_streaming_ctrl, - .power_ctrl = cxusb_power_ctrl, + .power_ctrl = cxusb_bluebird_power_ctrl, .frontend_attach = cxusb_lgdt3303_frontend_attach, .tuner_attach = cxusb_lgh064f_tuner_attach, @@ -545,7 +554,7 @@ static struct dvb_usb_properties cxusb_b .size_of_priv = sizeof(struct cxusb_state), .streaming_ctrl = cxusb_streaming_ctrl, - .power_ctrl = cxusb_power_ctrl, + .power_ctrl = cxusb_bluebird_power_ctrl, .frontend_attach = cxusb_dee1601_frontend_attach, .tuner_attach = cxusb_dee1601_tuner_attach, @@ -594,7 +603,7 @@ static struct dvb_usb_properties cxusb_b .size_of_priv = sizeof(struct cxusb_state), .streaming_ctrl = cxusb_streaming_ctrl, - .power_ctrl = cxusb_power_ctrl, + .power_ctrl = cxusb_bluebird_power_ctrl, .frontend_attach = cxusb_mt352_frontend_attach, .tuner_attach = cxusb_lgz201_tuner_attach, @@ -634,7 +643,7 @@ static struct dvb_usb_properties cxusb_b .size_of_priv = sizeof(struct cxusb_state), .streaming_ctrl = cxusb_streaming_ctrl, - .power_ctrl = cxusb_power_ctrl, + .power_ctrl = cxusb_bluebird_power_ctrl, .frontend_attach = cxusb_mt352_frontend_attach, .tuner_attach = cxusb_dtt7579_tuner_attach, diff --git a/drivers/media/video/saa7127.c b/drivers/media/video/saa7127.c index 992c717..9e4c178 100644 --- a/drivers/media/video/saa7127.c +++ b/drivers/media/video/saa7127.c @@ -141,6 +141,7 @@ struct i2c_reg_value { static const struct i2c_reg_value saa7129_init_config_extra[] = { { SAA7127_REG_OUTPUT_PORT_CONTROL, 0x38 }, { SAA7127_REG_VTRIG, 0xfa }, + { 0, 0 } }; static const struct i2c_reg_value saa7127_init_config_common[] = { diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 84dcca3..fa29402 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -3851,6 +3851,7 @@ #endif skb_shinfo(skb)->nr_frags++; skb->len += length; skb->data_len += length; + skb->truesize += length; } e1000_rx_checksum(adapter, staterr, diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 52bdf6f..fd8a50e 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -582,14 +582,14 @@ static void option_setup_urbs(struct usb portdata = usb_get_serial_port_data(port); /* Do indat endpoints first */ - for (j = 0; j <= N_IN_URB; ++j) { + for (j = 0; j < N_IN_URB; ++j) { portdata->in_urbs[j] = option_setup_urb (serial, port->bulk_in_endpointAddress, USB_DIR_IN, port, portdata->in_buffer[j], IN_BUFLEN, option_indat_callback); } /* outdat endpoints */ - for (j = 0; j <= N_OUT_URB; ++j) { + for (j = 0; j < N_OUT_URB; ++j) { portdata->out_urbs[j] = option_setup_urb (serial, port->bulk_out_endpointAddress, USB_DIR_OUT, port, portdata->out_buffer[j], OUT_BUFLEN, option_outdat_callback); diff --git a/fs/char_dev.c b/fs/char_dev.c index 21195c4..4e163af 100644 --- a/fs/char_dev.c +++ b/fs/char_dev.c @@ -15,6 +15,7 @@ #include <linux/errno.h> #include <linux/module.h> #include <linux/smp_lock.h> #include <linux/devfs_fs_kernel.h> +#include <linux/seq_file.h> #include <linux/kobject.h> #include <linux/kobj_map.h> @@ -26,8 +27,6 @@ #endif static struct kobj_map *cdev_map; -#define MAX_PROBE_HASH 255 /* random */ - static DECLARE_MUTEX(chrdevs_lock); static struct char_device_struct { @@ -38,93 +37,29 @@ static struct char_device_struct { char name[64]; struct file_operations *fops; struct cdev *cdev; /* will die */ -} *chrdevs[MAX_PROBE_HASH]; +} *chrdevs[CHRDEV_MAJOR_HASH_SIZE]; /* index in the above */ static inline int major_to_index(int major) { - return major % MAX_PROBE_HASH; -} - -struct chrdev_info { - int index; - struct char_device_struct *cd; -}; - -void *get_next_chrdev(void *dev) -{ - struct chrdev_info *info; - - if (dev == NULL) { - info = kmalloc(sizeof(*info), GFP_KERNEL); - if (!info) - goto out; - info->index=0; - info->cd = chrdevs[info->index]; - if (info->cd) - goto out; - } else { - info = dev; - } - - while (info->index < ARRAY_SIZE(chrdevs)) { - if (info->cd) - info->cd = info->cd->next; - if (info->cd) - goto out; - /* - * No devices on this chain, move to the next - */ - info->index++; - info->cd = (info->index < ARRAY_SIZE(chrdevs)) ? - chrdevs[info->index] : NULL; - if (info->cd) - goto out; - } - -out: - return info; -} - -void *acquire_chrdev_list(void) -{ - down(&chrdevs_lock); - return get_next_chrdev(NULL); -} - -void release_chrdev_list(void *dev) -{ - up(&chrdevs_lock); - kfree(dev); + return major % CHRDEV_MAJOR_HASH_SIZE; } +#ifdef CONFIG_PROC_FS -int count_chrdev_list(void) +void chrdev_show(struct seq_file *f, off_t offset) { struct char_device_struct *cd; - int i, count; - - count = 0; - for (i = 0; i < ARRAY_SIZE(chrdevs) ; i++) { - for (cd = chrdevs[i]; cd; cd = cd->next) - count++; + if (offset < CHRDEV_MAJOR_HASH_SIZE) { + down(&chrdevs_lock); + for (cd = chrdevs[offset]; cd; cd = cd->next) + seq_printf(f, "%3d %s\n", cd->major, cd->name); + up(&chrdevs_lock); } - - return count; } -int get_chrdev_info(void *dev, int *major, char **name) -{ - struct chrdev_info *info = dev; - - if (info->cd == NULL) - return 1; - - *major = info->cd->major; - *name = info->cd->name; - return 0; -} +#endif /* CONFIG_PROC_FS */ /* * Register a single major with a specified minor range. diff --git a/fs/compat.c b/fs/compat.c index 5333c7d..04f6fb5 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -1215,6 +1215,10 @@ static ssize_t compat_do_readv_writev(in if (ret < 0) goto out; + ret = security_file_permission(file, type == READ ? MAY_READ:MAY_WRITE); + if (ret) + goto out; + fnv = NULL; if (type == READ) { fn = file->f_op->read; diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c index 826c131..0c78312 100644 --- a/fs/proc/proc_misc.c +++ b/fs/proc/proc_misc.c @@ -249,144 +249,60 @@ static int cpuinfo_open(struct inode *in return seq_open(file, &cpuinfo_op); } -enum devinfo_states { - CHR_HDR, - CHR_LIST, - BLK_HDR, - BLK_LIST, - DEVINFO_DONE -}; - -struct devinfo_state { - void *chrdev; - void *blkdev; - unsigned int num_records; - unsigned int cur_record; - enum devinfo_states state; +static struct file_operations proc_cpuinfo_operations = { + .open = cpuinfo_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, }; -static void *devinfo_start(struct seq_file *f, loff_t *pos) +static int devinfo_show(struct seq_file *f, void *v) { - struct devinfo_state *info = f->private; + int i = *(loff_t *) v; - if (*pos) { - if ((info) && (*pos <= info->num_records)) - return info; - return NULL; + if (i < CHRDEV_MAJOR_HASH_SIZE) { + if (i == 0) + seq_printf(f, "Character devices:\n"); + chrdev_show(f, i); + } else { + i -= CHRDEV_MAJOR_HASH_SIZE; + if (i == 0) + seq_printf(f, "\nBlock devices:\n"); + blkdev_show(f, i); } - info = kmalloc(sizeof(*info), GFP_KERNEL); - f->private = info; - info->chrdev = acquire_chrdev_list(); - info->blkdev = acquire_blkdev_list(); - info->state = CHR_HDR; - info->num_records = count_chrdev_list(); - info->num_records += count_blkdev_list(); - info->num_records += 2; /* Character and Block headers */ - *pos = 1; - info->cur_record = *pos; - return info; + return 0; } -static void *devinfo_next(struct seq_file *f, void *v, loff_t *pos) +static void *devinfo_start(struct seq_file *f, loff_t *pos) { - int idummy; - char *ndummy; - struct devinfo_state *info = f->private; - - switch (info->state) { - case CHR_HDR: - info->state = CHR_LIST; - (*pos)++; - /*fallthrough*/ - case CHR_LIST: - if (get_chrdev_info(info->chrdev,&idummy,&ndummy)) { - /* - * The character dev list is complete - */ - info->state = BLK_HDR; - } else { - info->chrdev = get_next_chrdev(info->chrdev); - } - (*pos)++; - break; - case BLK_HDR: - info->state = BLK_LIST; - (*pos)++; - /*fallthrough*/ - case BLK_LIST: - if (get_blkdev_info(info->blkdev,&idummy,&ndummy)) { - /* - * The block dev list is complete - */ - info->state = DEVINFO_DONE; - } else { - info->blkdev = get_next_blkdev(info->blkdev); - } - (*pos)++; - break; - case DEVINFO_DONE: - (*pos)++; - info->cur_record = *pos; - info = NULL; - break; - default: - break; - } - if (info) - info->cur_record = *pos; - return info; + if (*pos < (BLKDEV_MAJOR_HASH_SIZE + CHRDEV_MAJOR_HASH_SIZE)) + return pos; + return NULL; } -static void devinfo_stop(struct seq_file *f, void *v) +static void *devinfo_next(struct seq_file *f, void *v, loff_t *pos) { - struct devinfo_state *info = f->private; - - if (info) { - release_chrdev_list(info->chrdev); - release_blkdev_list(info->blkdev); - f->private = NULL; - kfree(info); - } + (*pos)++; + if (*pos >= (BLKDEV_MAJOR_HASH_SIZE + CHRDEV_MAJOR_HASH_SIZE)) + return NULL; + return pos; } -static int devinfo_show(struct seq_file *f, void *arg) -{ - int major; - char *name; - struct devinfo_state *info = f->private; - - switch(info->state) { - case CHR_HDR: - seq_printf(f,"Character devices:\n"); - /* fallthrough */ - case CHR_LIST: - if (!get_chrdev_info(info->chrdev,&major,&name)) - seq_printf(f,"%3d %s\n",major,name); - break; - case BLK_HDR: - seq_printf(f,"\nBlock devices:\n"); - /* fallthrough */ - case BLK_LIST: - if (!get_blkdev_info(info->blkdev,&major,&name)) - seq_printf(f,"%3d %s\n",major,name); - break; - default: - break; - } - - return 0; +static void devinfo_stop(struct seq_file *f, void *v) +{ + /* Nothing to do */ } -static struct seq_operations devinfo_op = { - .start = devinfo_start, - .next = devinfo_next, - .stop = devinfo_stop, - .show = devinfo_show, +static struct seq_operations devinfo_ops = { + .start = devinfo_start, + .next = devinfo_next, + .stop = devinfo_stop, + .show = devinfo_show }; -static int devinfo_open(struct inode *inode, struct file *file) +static int devinfo_open(struct inode *inode, struct file *filp) { - return seq_open(file, &devinfo_op); + return seq_open(filp, &devinfo_ops); } static struct file_operations proc_devinfo_operations = { @@ -396,13 +312,6 @@ static struct file_operations proc_devin .release = seq_release, }; -static struct file_operations proc_cpuinfo_operations = { - .open = cpuinfo_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release, -}; - extern struct seq_operations vmstat_op; static int vmstat_open(struct inode *inode, struct file *file) { diff --git a/fs/reiserfs/xattr_acl.c b/fs/reiserfs/xattr_acl.c index ab8894c..9df778a 100644 --- a/fs/reiserfs/xattr_acl.c +++ b/fs/reiserfs/xattr_acl.c @@ -408,8 +408,9 @@ int reiserfs_cache_default_acl(struct in acl = reiserfs_get_acl(inode, ACL_TYPE_DEFAULT); reiserfs_read_unlock_xattrs(inode->i_sb); reiserfs_read_unlock_xattr_i(inode); - ret = acl ? 1 : 0; - posix_acl_release(acl); + ret = (acl && !IS_ERR(acl)); + if (ret) + posix_acl_release(acl); } return ret; diff --git a/include/asm-i386/i387.h b/include/asm-i386/i387.h index 7b1f011..bc1d6ed 100644 --- a/include/asm-i386/i387.h +++ b/include/asm-i386/i387.h @@ -58,13 +58,13 @@ static inline void __save_init_fpu( stru alternative_input( "fnsave %[fx] ;fwait;" GENERIC_NOP8 GENERIC_NOP4, "fxsave %[fx]\n" - "bt $7,%[fsw] ; jc 1f ; fnclex\n1:", + "bt $7,%[fsw] ; jnc 1f ; fnclex\n1:", X86_FEATURE_FXSR, [fx] "m" (tsk->thread.i387.fxsave), [fsw] "m" (tsk->thread.i387.fxsave.swd) : "memory"); /* AMD K7/K8 CPUs don't save/restore FDP/FIP/FOP unless an exception is pending. Clear the x87 state here by setting it to fixed - values. __per_cpu_offset[0] is a random variable that should be in L1 */ + values. safe_address is a random variable that should be in L1 */ alternative_input( GENERIC_NOP8 GENERIC_NOP2, "emms\n\t" /* clear stack tags */ diff --git a/include/asm-i386/pgtable-2level.h b/include/asm-i386/pgtable-2level.h index 74ef721..d76c61d 100644 --- a/include/asm-i386/pgtable-2level.h +++ b/include/asm-i386/pgtable-2level.h @@ -18,6 +18,9 @@ #define set_pte_at(mm,addr,ptep,pteval) #define set_pte_atomic(pteptr, pteval) set_pte(pteptr,pteval) #define set_pmd(pmdptr, pmdval) (*(pmdptr) = (pmdval)) +#define pte_clear(mm,addr,xp) do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) +#define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) + #define ptep_get_and_clear(mm,addr,xp) __pte(xchg(&(xp)->pte_low, 0)) #define pte_same(a, b) ((a).pte_low == (b).pte_low) #define pte_page(x) pfn_to_page(pte_pfn(x)) diff --git a/include/asm-i386/pgtable-3level.h b/include/asm-i386/pgtable-3level.h index f1a8b45..3dda0f6 100644 --- a/include/asm-i386/pgtable-3level.h +++ b/include/asm-i386/pgtable-3level.h @@ -85,6 +85,26 @@ ((unsigned long) __va(pud_val(pud) & PAG #define pmd_offset(pud, address) ((pmd_t *) pud_page(*(pud)) + \ pmd_index(address)) +/* + * For PTEs and PDEs, we must clear the P-bit first when clearing a page table + * entry, so clear the bottom half first and enforce ordering with a compiler + * barrier. + */ +static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) +{ + ptep->pte_low = 0; + smp_wmb(); + ptep->pte_high = 0; +} + +static inline void pmd_clear(pmd_t *pmd) +{ + u32 *tmp = (u32 *)pmd; + *tmp = 0; + smp_wmb(); + *(tmp + 1) = 0; +} + static inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { pte_t res; diff --git a/include/asm-i386/pgtable.h b/include/asm-i386/pgtable.h index 088a945..6313403 100644 --- a/include/asm-i386/pgtable.h +++ b/include/asm-i386/pgtable.h @@ -204,12 +204,10 @@ #undef TEST_ACCESS_OK extern unsigned long pg0[]; #define pte_present(x) ((x).pte_low & (_PAGE_PRESENT | _PAGE_PROTNONE)) -#define pte_clear(mm,addr,xp) do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) /* To avoid harmful races, pmd_none(x) should check only the lower when PAE */ #define pmd_none(x) (!(unsigned long)pmd_val(x)) #define pmd_present(x) (pmd_val(x) & _PAGE_PRESENT) -#define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) #define pmd_bad(x) ((pmd_val(x) & (~PAGE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE) @@ -269,7 +267,7 @@ static inline pte_t ptep_get_and_clear_f pte_t pte; if (full) { pte = *ptep; - *ptep = __pte(0); + pte_clear(mm, addr, ptep); } else { pte = ptep_get_and_clear(mm, addr, ptep); } diff --git a/include/asm-mips/bitops.h b/include/asm-mips/bitops.h index 8e80205..849155a 100644 --- a/include/asm-mips/bitops.h +++ b/include/asm-mips/bitops.h @@ -654,7 +654,12 @@ static inline unsigned long fls(unsigned { #ifdef CONFIG_32BIT #ifdef CONFIG_CPU_MIPS32 - __asm__ ("clz %0, %1" : "=r" (word) : "r" (word)); + __asm__ ( + " .set mips32 \n" + " clz %0, %1 \n" + " .set mips0 \n" + : "=r" (word) + : "r" (word)); return 32 - word; #else @@ -678,7 +683,12 @@ #endif /* CONFIG_32BIT */ #ifdef CONFIG_64BIT #ifdef CONFIG_CPU_MIPS64 - __asm__ ("dclz %0, %1" : "=r" (word) : "r" (word)); + __asm__ ( + " .set mips64 \n" + " dclz %0, %1 \n" + " .set mips0 \n" + : "=r" (word) + : "r" (word)); return 64 - word; #else diff --git a/include/asm-mips/byteorder.h b/include/asm-mips/byteorder.h index 584f812..4ce5bc3 100644 --- a/include/asm-mips/byteorder.h +++ b/include/asm-mips/byteorder.h @@ -19,7 +19,9 @@ #ifdef CONFIG_CPU_MIPSR2 static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 x) { __asm__( + " .set mips32r2 \n" " wsbh %0, %1 \n" + " .set mips0 \n" : "=r" (x) : "r" (x)); @@ -30,8 +32,10 @@ #define __arch__swab16(x) ___arch__swab1 static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x) { __asm__( + " .set mips32r2 \n" " wsbh %0, %1 \n" " rotr %0, %0, 16 \n" + " .set mips0 \n" : "=r" (x) : "r" (x)); diff --git a/include/asm-mips/interrupt.h b/include/asm-mips/interrupt.h index 7743487..50baf6b 100644 --- a/include/asm-mips/interrupt.h +++ b/include/asm-mips/interrupt.h @@ -20,7 +20,9 @@ __asm__ ( " .set reorder \n" " .set noat \n" #ifdef CONFIG_CPU_MIPSR2 + " .set mips32r2 \n" " ei \n" + " .set mips0 \n" #else " mfc0 $1,$12 \n" " ori $1,0x1f \n" @@ -63,7 +65,9 @@ __asm__ ( " .set push \n" " .set noat \n" #ifdef CONFIG_CPU_MIPSR2 + " .set mips32r2 \n" " di \n" + " .set mips0 \n" #else " mfc0 $1,$12 \n" " ori $1,0x1f \n" @@ -103,8 +107,10 @@ __asm__ ( " .set reorder \n" " .set noat \n" #ifdef CONFIG_CPU_MIPSR2 + " .set mips32r2 \n" " di \\result \n" " andi \\result, 1 \n" + " .set mips0 \n" #else " mfc0 \\result, $12 \n" " ori $1, \\result, 0x1f \n" @@ -133,9 +139,11 @@ #if defined(CONFIG_CPU_MIPSR2) && define * Slow, but doesn't suffer from a relativly unlikely race * condition we're having since days 1. */ + " .set mips32r2 \n" " beqz \\flags, 1f \n" " di \n" " ei \n" + " .set mips0 \n" "1: \n" #elif defined(CONFIG_CPU_MIPSR2) /* diff --git a/include/asm-mips/r4kcache.h b/include/asm-mips/r4kcache.h index 0bcb79a..d9ee097 100644 --- a/include/asm-mips/r4kcache.h +++ b/include/asm-mips/r4kcache.h @@ -37,7 +37,7 @@ #define cache_op(op,addr) \ " cache %0, %1 \n" \ " .set pop \n" \ : \ - : "i" (op), "m" (*(unsigned char *)(addr))) + : "i" (op), "R" (*(unsigned char *)(addr))) static inline void flush_icache_line_indexed(unsigned long addr) { diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index 60e56c6..a47ad70 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -408,6 +408,7 @@ ({ \ }) #define for_each_cpu(cpu) for_each_cpu_mask((cpu), cpu_possible_map) +#define for_each_possible_cpu(cpu) for_each_cpu_mask((cpu), cpu_possible_map) #define for_each_online_cpu(cpu) for_each_cpu_mask((cpu), cpu_online_map) #define for_each_present_cpu(cpu) for_each_cpu_mask((cpu), cpu_present_map) diff --git a/include/linux/fs.h b/include/linux/fs.h index 128d008..872042f 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1383,6 +1383,7 @@ extern int bd_claim(struct block_device extern void bd_release(struct block_device *); /* fs/char_dev.c */ +#define CHRDEV_MAJOR_HASH_SIZE 255 extern int alloc_chrdev_region(dev_t *, unsigned, unsigned, const char *); extern int register_chrdev_region(dev_t, unsigned, const char *); extern int register_chrdev(unsigned int, const char *, @@ -1390,25 +1391,17 @@ extern int register_chrdev(unsigned int, extern int unregister_chrdev(unsigned int, const char *); extern void unregister_chrdev_region(dev_t, unsigned); extern int chrdev_open(struct inode *, struct file *); -extern int get_chrdev_list(char *); -extern void *acquire_chrdev_list(void); -extern int count_chrdev_list(void); -extern void *get_next_chrdev(void *); -extern int get_chrdev_info(void *, int *, char **); -extern void release_chrdev_list(void *); +extern void chrdev_show(struct seq_file *,off_t); /* fs/block_dev.c */ +#define BLKDEV_MAJOR_HASH_SIZE 255 #define BDEVNAME_SIZE 32 /* Largest string for a blockdev identifier */ extern const char *__bdevname(dev_t, char *buffer); extern const char *bdevname(struct block_device *bdev, char *buffer); extern struct block_device *lookup_bdev(const char *); extern struct block_device *open_bdev_excl(const char *, int, void *); extern void close_bdev_excl(struct block_device *); -extern void *acquire_blkdev_list(void); -extern int count_blkdev_list(void); -extern void *get_next_blkdev(void *); -extern int get_blkdev_info(void *, int *, char **); -extern void release_blkdev_list(void *); +extern void blkdev_show(struct seq_file *,off_t); extern void init_special_inode(struct inode *, umode_t, dev_t); diff --git a/kernel/auditsc.c b/kernel/auditsc.c index d7e7e63..cfaa4a2 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c @@ -966,11 +966,6 @@ void audit_syscall_entry(struct task_str if (context->in_syscall) { struct audit_context *newctx; -#if defined(__NR_vm86) && defined(__NR_vm86old) - /* vm86 mode should only be entered once */ - if (major == __NR_vm86 || major == __NR_vm86old) - return; -#endif #if AUDIT_DEBUG printk(KERN_ERR "audit(:%d) pid=%d in syscall=%d;" - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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