Messages in this thread Patch in this message | | | Date | Wed, 22 Oct 2008 15:12:59 -0700 | From | Greg KH <> | Subject | Re: Linux 2.6.26.7 |
| |
diff --git a/Documentation/video4linux/CARDLIST.au0828 b/Documentation/video4linux/CARDLIST.au0828 index 86d1c8e..e441214 100644 --- a/Documentation/video4linux/CARDLIST.au0828 +++ b/Documentation/video4linux/CARDLIST.au0828 @@ -1,4 +1,4 @@ 0 -> Unknown board (au0828) - 1 -> Hauppauge HVR950Q (au0828) [2040:7200,2040:7210,2040:7217,2040:721b,2040:721f,2040:7280,0fd9:0008] + 1 -> Hauppauge HVR950Q (au0828) [2040:7200,2040:7210,2040:7217,2040:721b,2040:721e,2040:721f,2040:7280,0fd9:0008] 2 -> Hauppauge HVR850 (au0828) [2040:7240] 3 -> DViCO FusionHDTV USB (au0828) [0fe9:d620] diff --git a/Makefile b/Makefile index 0250a37..ac8e8a1 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 26 -EXTRAVERSION = .6 +EXTRAVERSION = .7 NAME = Rotary Wombat # *DOCUMENTATION* diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index d5ccf42..5e1c92b 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -454,7 +454,7 @@ void __init alternative_instructions(void) _text, _etext); /* Only switch to UP mode if we don't immediately boot others */ - if (num_possible_cpus() == 1 || setup_max_cpus <= 1) + if (num_present_cpus() == 1 || setup_max_cpus <= 1) alternatives_smp_switch(0); } #endif diff --git a/arch/x86/kernel/io_apic_32.c b/arch/x86/kernel/io_apic_32.c index 4dc8600..ad745cd 100644 --- a/arch/x86/kernel/io_apic_32.c +++ b/arch/x86/kernel/io_apic_32.c @@ -2264,6 +2264,9 @@ void __init setup_IO_APIC(void) for (i = FIRST_SYSTEM_VECTOR; i < NR_VECTORS; i++) set_bit(i, used_vectors); + /* Mark FIRST_DEVICE_VECTOR which is assigned to IRQ0 as used. */ + set_bit(FIRST_DEVICE_VECTOR, used_vectors); + enable_IO_APIC(); if (acpi_ioapic) diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index c6eb5c9..a803de3 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -740,12 +740,12 @@ unsigned long get_wchan(struct task_struct *p) if (!p || p == current || p->state==TASK_RUNNING) return 0; stack = (unsigned long)task_stack_page(p); - if (p->thread.sp < stack || p->thread.sp > stack+THREAD_SIZE) + if (p->thread.sp < stack || p->thread.sp >= stack+THREAD_SIZE) return 0; fp = *(u64 *)(p->thread.sp); do { if (fp < (unsigned long)stack || - fp > (unsigned long)stack+THREAD_SIZE) + fp >= (unsigned long)stack+THREAD_SIZE) return 0; ip = *(u64 *)(fp+8); if (!in_sched_functions(ip)) diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index d1b8671..035752d 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -582,7 +582,7 @@ void __init *early_ioremap(unsigned long phys_addr, unsigned long size) */ offset = phys_addr & ~PAGE_MASK; phys_addr &= PAGE_MASK; - size = PAGE_ALIGN(last_addr) - phys_addr; + size = PAGE_ALIGN(last_addr + 1) - phys_addr; /* * Mappings have to fit in the FIX_BTMAP area. diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index d089c45..004da4d 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -720,7 +720,7 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) kfree(obj); - if (device->cap._BCL && device->cap._BCM && device->cap._BQC && max_level > 0){ + if (device->cap._BCL && device->cap._BCM && max_level > 0) { int result; static int count = 0; char *name; @@ -732,7 +732,17 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) device->backlight = backlight_device_register(name, NULL, device, &acpi_backlight_ops); device->backlight->props.max_brightness = device->brightness->count-3; - device->backlight->props.brightness = acpi_video_get_brightness(device->backlight); + /* + * If there exists the _BQC object, the _BQC object will be + * called to get the current backlight brightness. Otherwise + * the brightness will be set to the maximum. + */ + if (device->cap._BQC) + device->backlight->props.brightness = + acpi_video_get_brightness(device->backlight); + else + device->backlight->props.brightness = + device->backlight->props.max_brightness; backlight_update_status(device->backlight); kfree(name); diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 7894d83..27023e3 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -2050,18 +2050,12 @@ static int ata_do_reset(struct ata_link *link, ata_reset_fn_t reset, } static int ata_eh_followup_srst_needed(struct ata_link *link, - int rc, int classify, - const unsigned int *classes) + int rc, const unsigned int *classes) { if ((link->flags & ATA_LFLAG_NO_SRST) || ata_link_offline(link)) return 0; - if (rc == -EAGAIN) { - if (classify) - return 1; - rc = 0; - } - if (rc != 0) - return 0; + if (rc == -EAGAIN) + return 1; if (sata_pmp_supported(link->ap) && ata_is_host_link(link)) return 1; return 0; @@ -2118,10 +2112,10 @@ int ata_eh_reset(struct ata_link *link, int classify, ehc->i.action &= ~ATA_EH_RESET; if (hardreset) { reset = hardreset; - ehc->i.action = ATA_EH_HARDRESET; + ehc->i.action |= ATA_EH_HARDRESET; } else if (softreset) { reset = softreset; - ehc->i.action = ATA_EH_SOFTRESET; + ehc->i.action |= ATA_EH_SOFTRESET; } if (prereset) { @@ -2174,9 +2168,11 @@ int ata_eh_reset(struct ata_link *link, int classify, ehc->i.flags |= ATA_EHI_DID_SOFTRESET; rc = ata_do_reset(link, reset, classes, deadline); + if (rc && rc != -EAGAIN) + goto fail; if (reset == hardreset && - ata_eh_followup_srst_needed(link, rc, classify, classes)) { + ata_eh_followup_srst_needed(link, rc, classes)) { /* okay, let's do follow-up softreset */ reset = softreset; @@ -2191,10 +2187,6 @@ int ata_eh_reset(struct ata_link *link, int classify, ata_eh_about_to_do(link, NULL, ATA_EH_RESET); rc = ata_do_reset(link, reset, classes, deadline); } - - /* -EAGAIN can happen if we skipped followup SRST */ - if (rc && rc != -EAGAIN) - goto fail; } else { if (verbose) ata_link_printk(link, KERN_INFO, "no reset method " diff --git a/drivers/char/drm/i915_dma.c b/drivers/char/drm/i915_dma.c index 8897434..a219ae4 100644 --- a/drivers/char/drm/i915_dma.c +++ b/drivers/char/drm/i915_dma.c @@ -836,7 +836,7 @@ struct drm_ioctl_desc i915_ioctls[] = { DRM_IOCTL_DEF(DRM_I915_SET_VBLANK_PIPE, i915_vblank_pipe_set, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY ), DRM_IOCTL_DEF(DRM_I915_GET_VBLANK_PIPE, i915_vblank_pipe_get, DRM_AUTH ), DRM_IOCTL_DEF(DRM_I915_VBLANK_SWAP, i915_vblank_swap, DRM_AUTH), - DRM_IOCTL_DEF(DRM_I915_HWS_ADDR, i915_set_status_page, DRM_AUTH), + DRM_IOCTL_DEF(DRM_I915_HWS_ADDR, i915_set_status_page, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), }; int i915_max_ioctl = DRM_ARRAY_SIZE(i915_ioctls); diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c index 7501310..a51374e 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c @@ -3474,7 +3474,7 @@ long tty_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case TIOCSTI: return tiocsti(tty, p); case TIOCGWINSZ: - return tiocgwinsz(tty, p); + return tiocgwinsz(real_tty, p); case TIOCSWINSZ: return tiocswinsz(tty, real_tty, p); case TIOCCONS: diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c index e12c132..48b9f28 100644 --- a/drivers/hwmon/it87.c +++ b/drivers/hwmon/it87.c @@ -46,6 +46,8 @@ #include <linux/err.h> #include <linux/mutex.h> #include <linux/sysfs.h> +#include <linux/string.h> +#include <linux/dmi.h> #include <asm/io.h> #define DRVNAME "it87" @@ -235,6 +237,8 @@ struct it87_sio_data { enum chips type; /* Values read from Super-I/O config space */ u8 vid_value; + /* Values set based on DMI strings */ + u8 skip_pwm; }; /* For each registered chip, we need to keep some data in memory. @@ -952,6 +956,7 @@ static int __init it87_find(unsigned short *address, { int err = -ENODEV; u16 chip_type; + const char *board_vendor, *board_name; superio_enter(); chip_type = force_id ? force_id : superio_inw(DEVID); @@ -1009,6 +1014,25 @@ static int __init it87_find(unsigned short *address, pr_info("it87: in7 is VCCH (+5V Stand-By)\n"); } + sio_data->skip_pwm = 0; + /* Disable specific features based on DMI strings */ + board_vendor = dmi_get_system_info(DMI_BOARD_VENDOR); + board_name = dmi_get_system_info(DMI_BOARD_NAME); + if (board_vendor && board_name) { + if (strcmp(board_vendor, "nVIDIA") == 0 + && strcmp(board_name, "FN68PT") == 0) { + /* On the Shuttle SN68PT, FAN_CTL2 is apparently not + connected to a fan, but to something else. One user + has reported instant system power-off when changing + the PWM2 duty cycle, so we disable it. + I use the board name string as the trigger in case + the same board is ever used in other systems. */ + pr_info("it87: Disabling pwm2 due to " + "hardware constraints\n"); + sio_data->skip_pwm = (1 << 1); + } + } + exit: superio_exit(); return err; @@ -1157,22 +1181,25 @@ static int __devinit it87_probe(struct platform_device *pdev) if ((err = device_create_file(dev, &sensor_dev_attr_pwm1_enable.dev_attr)) || (err = device_create_file(dev, - &sensor_dev_attr_pwm2_enable.dev_attr)) - || (err = device_create_file(dev, &sensor_dev_attr_pwm3_enable.dev_attr)) || (err = device_create_file(dev, &sensor_dev_attr_pwm1.dev_attr)) || (err = device_create_file(dev, - &sensor_dev_attr_pwm2.dev_attr)) - || (err = device_create_file(dev, &sensor_dev_attr_pwm3.dev_attr)) || (err = device_create_file(dev, &dev_attr_pwm1_freq)) || (err = device_create_file(dev, - &dev_attr_pwm2_freq)) - || (err = device_create_file(dev, &dev_attr_pwm3_freq))) goto ERROR4; + if (!(sio_data->skip_pwm & (1 << 1))) { + if ((err = device_create_file(dev, + &sensor_dev_attr_pwm2_enable.dev_attr)) + || (err = device_create_file(dev, + &sensor_dev_attr_pwm2.dev_attr)) + || (err = device_create_file(dev, + &dev_attr_pwm2_freq))) + goto ERROR4; + } } if (data->type == it8712 || data->type == it8716 diff --git a/drivers/media/video/au0828/au0828-cards.c b/drivers/media/video/au0828/au0828-cards.c index 898e123..4177bf6 100644 --- a/drivers/media/video/au0828/au0828-cards.c +++ b/drivers/media/video/au0828/au0828-cards.c @@ -83,6 +83,7 @@ static void hauppauge_eeprom(struct au0828_dev *dev, u8 *eeprom_data) case 72221: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and basic analog video */ case 72231: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and basic analog video */ case 72241: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and basic analog video */ + case 72251: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and basic analog video */ case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and basic analog video */ case 72500: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM */ break; @@ -187,6 +188,8 @@ struct usb_device_id au0828_usb_id_table [] = { .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, { USB_DEVICE(0x2040, 0x721b), .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x721e), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, { USB_DEVICE(0x2040, 0x721f), .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, { USB_DEVICE(0x2040, 0x7280), diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c index 0165aac..7bcd328 100644 --- a/drivers/media/video/bt8xx/bttv-driver.c +++ b/drivers/media/video/bt8xx/bttv-driver.c @@ -3428,7 +3428,7 @@ static int radio_open(struct inode *inode, struct file *file) dprintk("bttv: open minor=%d\n",minor); for (i = 0; i < bttv_num; i++) { - if (bttvs[i].radio_dev->minor == minor) { + if (bttvs[i].radio_dev && bttvs[i].radio_dev->minor == minor) { btv = &bttvs[i]; break; } diff --git a/drivers/media/video/tvaudio.c b/drivers/media/video/tvaudio.c index c77914d..0ce64e1 100644 --- a/drivers/media/video/tvaudio.c +++ b/drivers/media/video/tvaudio.c @@ -1805,7 +1805,7 @@ static int chip_command(struct i2c_client *client, break; case VIDIOC_S_FREQUENCY: chip->mode = 0; /* automatic */ - if (desc->checkmode) { + if (desc->checkmode && desc->setmode) { desc->setmode(chip,V4L2_TUNER_MODE_MONO); if (chip->prevmode != V4L2_TUNER_MODE_MONO) chip->prevmode = -1; /* reset previous mode */ diff --git a/drivers/media/video/uvc/uvc_ctrl.c b/drivers/media/video/uvc/uvc_ctrl.c index f0ee46d..18c9f71 100644 --- a/drivers/media/video/uvc/uvc_ctrl.c +++ b/drivers/media/video/uvc/uvc_ctrl.c @@ -585,13 +585,18 @@ int uvc_query_v4l2_ctrl(struct uvc_video_device *video, struct uvc_control_mapping *mapping; struct uvc_menu_info *menu; unsigned int i; - __u8 data[8]; + __u8 *data; int ret; ctrl = uvc_find_control(video, v4l2_ctrl->id, &mapping); if (ctrl == NULL) return -EINVAL; + data = kmalloc(ctrl->info->size, GFP_KERNEL); + if (data == NULL) + return -ENOMEM; + + memset(v4l2_ctrl, 0, sizeof *v4l2_ctrl); v4l2_ctrl->id = mapping->id; v4l2_ctrl->type = mapping->v4l2_type; strncpy(v4l2_ctrl->name, mapping->name, sizeof v4l2_ctrl->name); @@ -603,12 +608,13 @@ int uvc_query_v4l2_ctrl(struct uvc_video_device *video, if (ctrl->info->flags & UVC_CONTROL_GET_DEF) { if ((ret = uvc_query_ctrl(video->dev, GET_DEF, ctrl->entity->id, video->dev->intfnum, ctrl->info->selector, - &data, ctrl->info->size)) < 0) - return ret; + data, ctrl->info->size)) < 0) + goto out; v4l2_ctrl->default_value = uvc_get_le_value(data, mapping); } - if (mapping->v4l2_type == V4L2_CTRL_TYPE_MENU) { + switch (mapping->v4l2_type) { + case V4L2_CTRL_TYPE_MENU: v4l2_ctrl->minimum = 0; v4l2_ctrl->maximum = mapping->menu_count - 1; v4l2_ctrl->step = 1; @@ -621,32 +627,46 @@ int uvc_query_v4l2_ctrl(struct uvc_video_device *video, } } - return 0; + ret = 0; + goto out; + + case V4L2_CTRL_TYPE_BOOLEAN: + v4l2_ctrl->minimum = 0; + v4l2_ctrl->maximum = 1; + v4l2_ctrl->step = 1; + ret = 0; + goto out; + + default: + break; } if (ctrl->info->flags & UVC_CONTROL_GET_MIN) { if ((ret = uvc_query_ctrl(video->dev, GET_MIN, ctrl->entity->id, video->dev->intfnum, ctrl->info->selector, - &data, ctrl->info->size)) < 0) - return ret; + data, ctrl->info->size)) < 0) + goto out; v4l2_ctrl->minimum = uvc_get_le_value(data, mapping); } if (ctrl->info->flags & UVC_CONTROL_GET_MAX) { if ((ret = uvc_query_ctrl(video->dev, GET_MAX, ctrl->entity->id, video->dev->intfnum, ctrl->info->selector, - &data, ctrl->info->size)) < 0) - return ret; + data, ctrl->info->size)) < 0) + goto out; v4l2_ctrl->maximum = uvc_get_le_value(data, mapping); } if (ctrl->info->flags & UVC_CONTROL_GET_RES) { if ((ret = uvc_query_ctrl(video->dev, GET_RES, ctrl->entity->id, video->dev->intfnum, ctrl->info->selector, - &data, ctrl->info->size)) < 0) - return ret; + data, ctrl->info->size)) < 0) + goto out; v4l2_ctrl->step = uvc_get_le_value(data, mapping); } - return 0; + ret = 0; +out: + kfree(data); + return ret; } diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c index 817af2e..9a8a94a 100644 --- a/drivers/media/video/uvc/uvc_video.c +++ b/drivers/media/video/uvc/uvc_video.c @@ -90,17 +90,20 @@ static void uvc_fixup_buffer_size(struct uvc_video_device *video, static int uvc_get_video_ctrl(struct uvc_video_device *video, struct uvc_streaming_control *ctrl, int probe, __u8 query) { - __u8 data[34]; - __u8 size; + __u8 *data; + __u16 size; int ret; size = video->dev->uvc_version >= 0x0110 ? 34 : 26; + data = kmalloc(size, GFP_KERNEL); + if (data == NULL) + return -ENOMEM; + ret = __uvc_query_ctrl(video->dev, query, 0, video->streaming->intfnum, - probe ? VS_PROBE_CONTROL : VS_COMMIT_CONTROL, &data, size, + probe ? VS_PROBE_CONTROL : VS_COMMIT_CONTROL, data, size, UVC_CTRL_STREAMING_TIMEOUT); - if (ret < 0) - return ret; + goto out; ctrl->bmHint = le16_to_cpup((__le16 *)&data[0]); ctrl->bFormatIndex = data[2]; @@ -136,17 +139,22 @@ static int uvc_get_video_ctrl(struct uvc_video_device *video, */ uvc_fixup_buffer_size(video, ctrl); - return 0; +out: + kfree(data); + return ret; } int uvc_set_video_ctrl(struct uvc_video_device *video, struct uvc_streaming_control *ctrl, int probe) { - __u8 data[34]; - __u8 size; + __u8 *data; + __u16 size; + int ret; size = video->dev->uvc_version >= 0x0110 ? 34 : 26; - memset(data, 0, sizeof data); + data = kzalloc(size, GFP_KERNEL); + if (data == NULL) + return -ENOMEM; *(__le16 *)&data[0] = cpu_to_le16(ctrl->bmHint); data[2] = ctrl->bFormatIndex; @@ -174,10 +182,13 @@ int uvc_set_video_ctrl(struct uvc_video_device *video, data[33] = ctrl->bMaxVersion; } - return __uvc_query_ctrl(video->dev, SET_CUR, 0, + ret = __uvc_query_ctrl(video->dev, SET_CUR, 0, video->streaming->intfnum, - probe ? VS_PROBE_CONTROL : VS_COMMIT_CONTROL, &data, size, + probe ? VS_PROBE_CONTROL : VS_COMMIT_CONTROL, data, size, UVC_CTRL_STREAMING_TIMEOUT); + + kfree(data); + return ret; } int uvc_probe_video(struct uvc_video_device *video, diff --git a/drivers/media/video/zoran_driver.c b/drivers/media/video/zoran_driver.c index 5394d7a..27b7072 100644 --- a/drivers/media/video/zoran_driver.c +++ b/drivers/media/video/zoran_driver.c @@ -134,7 +134,7 @@ const struct zoran_format zoran_formats[] = { }, { .name = "16-bit RGB BE", ZFMT(-1, - V4L2_PIX_FMT_RGB565, V4L2_COLORSPACE_SRGB), + V4L2_PIX_FMT_RGB565X, V4L2_COLORSPACE_SRGB), .depth = 16, .flags = ZORAN_FORMAT_CAPTURE | ZORAN_FORMAT_OVERLAY, diff --git a/drivers/net/wireless/b43legacy/xmit.c b/drivers/net/wireless/b43legacy/xmit.c index dcad249..1b71a9f 100644 --- a/drivers/net/wireless/b43legacy/xmit.c +++ b/drivers/net/wireless/b43legacy/xmit.c @@ -626,7 +626,7 @@ void b43legacy_handle_hwtxstatus(struct b43legacy_wldev *dev, tmp = hw->count; status.frame_count = (tmp >> 4); status.rts_count = (tmp & 0x0F); - tmp = hw->flags; + tmp = hw->flags << 1; status.supp_reason = ((tmp & 0x1C) >> 2); status.pm_indicated = !!(tmp & 0x80); status.intermediate = !!(tmp & 0x40); diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index 9d6fc8e..c2dc92b 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -11,6 +11,7 @@ #include <linux/init.h> #include <linux/pci.h> #include <linux/module.h> +#include <linux/pci-aspm.h> #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/acresrc.h> @@ -394,6 +395,12 @@ static int __init acpi_pci_init(void) printk(KERN_INFO"ACPI FADT declares the system doesn't support MSI, so disable it\n"); pci_no_msi(); } + + if (acpi_gbl_FADT.boot_flags & BAF_PCIE_ASPM_CONTROL) { + printk(KERN_INFO"ACPI FADT declares the system doesn't support PCIe ASPM, so disable it\n"); + pcie_no_aspm(); + } + ret = register_acpi_bus_type(&acpi_pci_bus); if (ret) return 0; diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 9c71858..96c4750 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -16,6 +16,7 @@ #include <linux/kernel.h> +#include <linux/sched.h> #include <linux/pci.h> #include <linux/stat.h> #include <linux/topology.h> @@ -484,6 +485,21 @@ pci_mmap_legacy_mem(struct kobject *kobj, struct bin_attribute *attr, #endif /* HAVE_PCI_LEGACY */ #ifdef HAVE_PCI_MMAP + +static int pci_mmap_fits(struct pci_dev *pdev, int resno, struct vm_area_struct *vma) +{ + unsigned long nr, start, size; + + nr = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; + start = vma->vm_pgoff; + size = pci_resource_len(pdev, resno) >> PAGE_SHIFT; + if (start < size && size - start >= nr) + return 1; + printk(KERN_WARNING "WARNING: process \"%s\" tried to map 0x%08lx-0x%08lx on %s BAR %d (size 0x%08lx)\n", + current->comm, start, start+nr, pci_name(pdev), resno, size); + return 0; +} + /** * pci_mmap_resource - map a PCI resource into user memory space * @kobj: kobject for mapping @@ -510,6 +526,9 @@ pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr, if (i >= PCI_ROM_RESOURCE) return -ENODEV; + if (!pci_mmap_fits(pdev, i, vma)) + return -EINVAL; + /* pci_mmap_page_range() expects the same kind of entry as coming * from /proc/bus/pci/ which is a "user visible" value. If this is * different from the resource itself, arch will do necessary fixup. diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c index f824955..7046052 100644 --- a/drivers/pci/pcie/aspm.c +++ b/drivers/pci/pcie/aspm.c @@ -510,6 +510,7 @@ static int pcie_aspm_sanity_check(struct pci_dev *pdev) { struct pci_dev *child_dev; int child_pos; + u32 reg32; /* * Some functions in a slot might not all be PCIE functions, very @@ -519,6 +520,18 @@ static int pcie_aspm_sanity_check(struct pci_dev *pdev) child_pos = pci_find_capability(child_dev, PCI_CAP_ID_EXP); if (!child_pos) return -EINVAL; + + /* + * Disable ASPM for pre-1.1 PCIe device, we follow MS to use + * RBER bit to determine if a function is 1.1 version device + */ + pci_read_config_dword(child_dev, child_pos + PCI_EXP_DEVCAP, + ®32); + if (!(reg32 & PCI_EXP_DEVCAP_RBER)) { + printk("Pre-1.1 PCIe device detected, " + "disable ASPM for %s\n", pci_name(pdev)); + return -EINVAL; + } } return 0; } @@ -808,6 +821,11 @@ static int __init pcie_aspm_disable(char *str) __setup("pcie_noaspm", pcie_aspm_disable); +void pcie_no_aspm(void) +{ + aspm_disabled = 1; +} + #ifdef CONFIG_ACPI #include <acpi/acpi_bus.h> #include <linux/pci-acpi.h> diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 3706ce7..4f90250 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -1047,7 +1047,8 @@ int pci_scan_slot(struct pci_bus *bus, int devfn) } } - if (bus->self) + /* only one slot has pcie device */ + if (bus->self && nr) pcie_aspm_init_link_state(bus->self); return nr; diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 97aff8d..e27f6bd 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -2990,8 +2990,8 @@ static void fbcon_set_all_vcs(struct fb_info *info) p = &fb_display[vc->vc_num]; set_blitting_type(vc, info); var_to_display(p, &info->var, info); - cols = FBCON_SWAP(p->rotate, info->var.xres, info->var.yres); - rows = FBCON_SWAP(p->rotate, info->var.yres, info->var.xres); + cols = FBCON_SWAP(ops->rotate, info->var.xres, info->var.yres); + rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres); cols /= vc->vc_font.width; rows /= vc->vc_font.height; vc_resize(vc, cols, rows); diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 9cfcf32..646b04f 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -308,6 +308,7 @@ struct cifs_search_info { __u32 resume_key; char *ntwrk_buf_start; char *srch_entries_start; + char *last_entry; char *presume_name; unsigned int resume_name_len; bool endOfSearch:1; diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 4511b70..0f7286c 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -3638,6 +3638,8 @@ findFirstRetry: le16_to_cpu(parms->SearchCount); psrch_inf->index_of_last_entry = 2 /* skip . and .. */ + psrch_inf->entries_in_buffer; + psrch_inf->last_entry = psrch_inf->srch_entries_start + + le16_to_cpu(parms->LastNameOffset); *pnetfid = parms->SearchHandle; } else { cifs_buf_release(pSMB); @@ -3753,6 +3755,8 @@ int CIFSFindNext(const int xid, struct cifsTconInfo *tcon, le16_to_cpu(parms->SearchCount); psrch_inf->index_of_last_entry += psrch_inf->entries_in_buffer; + psrch_inf->last_entry = psrch_inf->srch_entries_start + + le16_to_cpu(parms->LastNameOffset); /* cFYI(1,("fnxt2 entries in buf %d index_of_last %d", psrch_inf->entries_in_buffer, psrch_inf->index_of_last_entry)); */ diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index 83f3069..85ea3c6 100644 --- a/fs/cifs/readdir.c +++ b/fs/cifs/readdir.c @@ -640,6 +640,70 @@ static int is_dir_changed(struct file *file) } +static int cifs_save_resume_key(const char *current_entry, + struct cifsFileInfo *cifsFile) +{ + int rc = 0; + unsigned int len = 0; + __u16 level; + char *filename; + + if ((cifsFile == NULL) || (current_entry == NULL)) + return -EINVAL; + + level = cifsFile->srch_inf.info_level; + + if (level == SMB_FIND_FILE_UNIX) { + FILE_UNIX_INFO *pFindData = (FILE_UNIX_INFO *)current_entry; + + filename = &pFindData->FileName[0]; + if (cifsFile->srch_inf.unicode) { + len = cifs_unicode_bytelen(filename); + } else { + /* BB should we make this strnlen of PATH_MAX? */ + len = strnlen(filename, PATH_MAX); + } + cifsFile->srch_inf.resume_key = pFindData->ResumeKey; + } else if (level == SMB_FIND_FILE_DIRECTORY_INFO) { + FILE_DIRECTORY_INFO *pFindData = + (FILE_DIRECTORY_INFO *)current_entry; + filename = &pFindData->FileName[0]; + len = le32_to_cpu(pFindData->FileNameLength); + cifsFile->srch_inf.resume_key = pFindData->FileIndex; + } else if (level == SMB_FIND_FILE_FULL_DIRECTORY_INFO) { + FILE_FULL_DIRECTORY_INFO *pFindData = + (FILE_FULL_DIRECTORY_INFO *)current_entry; + filename = &pFindData->FileName[0]; + len = le32_to_cpu(pFindData->FileNameLength); + cifsFile->srch_inf.resume_key = pFindData->FileIndex; + } else if (level == SMB_FIND_FILE_ID_FULL_DIR_INFO) { + SEARCH_ID_FULL_DIR_INFO *pFindData = + (SEARCH_ID_FULL_DIR_INFO *)current_entry; + filename = &pFindData->FileName[0]; + len = le32_to_cpu(pFindData->FileNameLength); + cifsFile->srch_inf.resume_key = pFindData->FileIndex; + } else if (level == SMB_FIND_FILE_BOTH_DIRECTORY_INFO) { + FILE_BOTH_DIRECTORY_INFO *pFindData = + (FILE_BOTH_DIRECTORY_INFO *)current_entry; + filename = &pFindData->FileName[0]; + len = le32_to_cpu(pFindData->FileNameLength); + cifsFile->srch_inf.resume_key = pFindData->FileIndex; + } else if (level == SMB_FIND_FILE_INFO_STANDARD) { + FIND_FILE_STANDARD_INFO *pFindData = + (FIND_FILE_STANDARD_INFO *)current_entry; + filename = &pFindData->FileName[0]; + /* one byte length, no name conversion */ + len = (unsigned int)pFindData->FileNameLength; + cifsFile->srch_inf.resume_key = pFindData->ResumeKey; + } else { + cFYI(1, ("Unknown findfirst level %d", level)); + return -EINVAL; + } + cifsFile->srch_inf.resume_name_len = len; + cifsFile->srch_inf.presume_name = filename; + return rc; +} + /* find the corresponding entry in the search */ /* Note that the SMB server returns search entries for . and .. which complicates logic here if we choose to parse for them and we do not @@ -702,6 +766,7 @@ static int find_cifs_entry(const int xid, struct cifsTconInfo *pTcon, while ((index_to_find >= cifsFile->srch_inf.index_of_last_entry) && (rc == 0) && !cifsFile->srch_inf.endOfSearch) { cFYI(1, ("calling findnext2")); + cifs_save_resume_key(cifsFile->srch_inf.last_entry, cifsFile); rc = CIFSFindNext(xid, pTcon, cifsFile->netfid, &cifsFile->srch_inf); if (rc) @@ -918,69 +983,6 @@ static int cifs_filldir(char *pfindEntry, struct file *file, return rc; } -static int cifs_save_resume_key(const char *current_entry, - struct cifsFileInfo *cifsFile) -{ - int rc = 0; - unsigned int len = 0; - __u16 level; - char *filename; - - if ((cifsFile == NULL) || (current_entry == NULL)) - return -EINVAL; - - level = cifsFile->srch_inf.info_level; - - if (level == SMB_FIND_FILE_UNIX) { - FILE_UNIX_INFO *pFindData = (FILE_UNIX_INFO *)current_entry; - - filename = &pFindData->FileName[0]; - if (cifsFile->srch_inf.unicode) { - len = cifs_unicode_bytelen(filename); - } else { - /* BB should we make this strnlen of PATH_MAX? */ - len = strnlen(filename, PATH_MAX); - } - cifsFile->srch_inf.resume_key = pFindData->ResumeKey; - } else if (level == SMB_FIND_FILE_DIRECTORY_INFO) { - FILE_DIRECTORY_INFO *pFindData = - (FILE_DIRECTORY_INFO *)current_entry; - filename = &pFindData->FileName[0]; - len = le32_to_cpu(pFindData->FileNameLength); - cifsFile->srch_inf.resume_key = pFindData->FileIndex; - } else if (level == SMB_FIND_FILE_FULL_DIRECTORY_INFO) { - FILE_FULL_DIRECTORY_INFO *pFindData = - (FILE_FULL_DIRECTORY_INFO *)current_entry; - filename = &pFindData->FileName[0]; - len = le32_to_cpu(pFindData->FileNameLength); - cifsFile->srch_inf.resume_key = pFindData->FileIndex; - } else if (level == SMB_FIND_FILE_ID_FULL_DIR_INFO) { - SEARCH_ID_FULL_DIR_INFO *pFindData = - (SEARCH_ID_FULL_DIR_INFO *)current_entry; - filename = &pFindData->FileName[0]; - len = le32_to_cpu(pFindData->FileNameLength); - cifsFile->srch_inf.resume_key = pFindData->FileIndex; - } else if (level == SMB_FIND_FILE_BOTH_DIRECTORY_INFO) { - FILE_BOTH_DIRECTORY_INFO *pFindData = - (FILE_BOTH_DIRECTORY_INFO *)current_entry; - filename = &pFindData->FileName[0]; - len = le32_to_cpu(pFindData->FileNameLength); - cifsFile->srch_inf.resume_key = pFindData->FileIndex; - } else if (level == SMB_FIND_FILE_INFO_STANDARD) { - FIND_FILE_STANDARD_INFO *pFindData = - (FIND_FILE_STANDARD_INFO *)current_entry; - filename = &pFindData->FileName[0]; - /* one byte length, no name conversion */ - len = (unsigned int)pFindData->FileNameLength; - cifsFile->srch_inf.resume_key = pFindData->ResumeKey; - } else { - cFYI(1, ("Unknown findfirst level %d", level)); - return -EINVAL; - } - cifsFile->srch_inf.resume_name_len = len; - cifsFile->srch_inf.presume_name = filename; - return rc; -} int cifs_readdir(struct file *file, void *direntry, filldir_t filldir) { diff --git a/fs/splice.c b/fs/splice.c index aa5f6f6..df75dcc 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -889,6 +889,9 @@ static long do_splice_from(struct pipe_inode_info *pipe, struct file *out, if (unlikely(!(out->f_mode & FMODE_WRITE))) return -EBADF; + if (unlikely(out->f_flags & O_APPEND)) + return -EINVAL; + ret = rw_verify_area(WRITE, out, ppos, len); if (unlikely(ret < 0)) return ret; diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h index 1ebbe88..13a3d9a 100644 --- a/include/acpi/actbl.h +++ b/include/acpi/actbl.h @@ -277,6 +277,7 @@ enum acpi_prefered_pm_profiles { #define BAF_LEGACY_DEVICES 0x0001 #define BAF_8042_KEYBOARD_CONTROLLER 0x0002 #define BAF_MSI_NOT_SUPPORTED 0x0008 +#define BAF_PCIE_ASPM_CONTROL 0x0010 #define FADT2_REVISION_ID 3 #define FADT2_MINUS_REVISION_ID 2 diff --git a/include/linux/ata.h b/include/linux/ata.h index 1c622e2..636589b 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -682,7 +682,7 @@ static inline int ata_ok(u8 status) static inline int lba_28_ok(u64 block, u32 n_block) { /* check the ending block number */ - return ((block + n_block - 1) < ((u64)1 << 28)) && (n_block <= 256); + return ((block + n_block) < ((u64)1 << 28)) && (n_block <= 256); } static inline int lba_48_ok(u64 block, u32 n_block) diff --git a/include/linux/pci-aspm.h b/include/linux/pci-aspm.h index a1a1e61..91ba0b3 100644 --- a/include/linux/pci-aspm.h +++ b/include/linux/pci-aspm.h @@ -27,6 +27,7 @@ extern void pcie_aspm_init_link_state(struct pci_dev *pdev); extern void pcie_aspm_exit_link_state(struct pci_dev *pdev); extern void pcie_aspm_pm_state_change(struct pci_dev *pdev); extern void pci_disable_link_state(struct pci_dev *pdev, int state); +extern void pcie_no_aspm(void); #else static inline void pcie_aspm_init_link_state(struct pci_dev *pdev) { @@ -40,6 +41,10 @@ static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev) static inline void pci_disable_link_state(struct pci_dev *pdev, int state) { } + +static inline void pcie_no_aspm(void) +{ +} #endif #ifdef CONFIG_PCIEASPM_DEBUG /* this depends on CONFIG_PCIEASPM */ diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h index c0c1223..81045aa 100644 --- a/include/linux/pci_regs.h +++ b/include/linux/pci_regs.h @@ -373,6 +373,7 @@ #define PCI_EXP_DEVCAP_ATN_BUT 0x1000 /* Attention Button Present */ #define PCI_EXP_DEVCAP_ATN_IND 0x2000 /* Attention Indicator Present */ #define PCI_EXP_DEVCAP_PWR_IND 0x4000 /* Power Indicator Present */ +#define PCI_EXP_DEVCAP_RBER 0x8000 /* Role-Based Error Reporting */ #define PCI_EXP_DEVCAP_PWR_VAL 0x3fc0000 /* Slot Power Limit Value */ #define PCI_EXP_DEVCAP_PWR_SCL 0xc000000 /* Slot Power Limit Scale */ #define PCI_EXP_DEVCTL 8 /* Device Control */ diff --git a/kernel/module.c b/kernel/module.c index 5f80478..f12c92c 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -1143,7 +1143,7 @@ static void free_notes_attrs(struct module_notes_attrs *notes_attrs, while (i-- > 0) sysfs_remove_bin_file(notes_attrs->dir, ¬es_attrs->attrs[i]); - kobject_del(notes_attrs->dir); + kobject_put(notes_attrs->dir); } kfree(notes_attrs); } diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c index 0f3c191..957e238 100644 --- a/kernel/sched_rt.c +++ b/kernel/sched_rt.c @@ -96,12 +96,12 @@ static void dequeue_rt_entity(struct sched_rt_entity *rt_se); static void sched_rt_rq_enqueue(struct rt_rq *rt_rq) { + struct task_struct *curr = rq_of_rt_rq(rt_rq)->curr; struct sched_rt_entity *rt_se = rt_rq->rt_se; - if (rt_se && !on_rt_rq(rt_se) && rt_rq->rt_nr_running) { - struct task_struct *curr = rq_of_rt_rq(rt_rq)->curr; - - enqueue_rt_entity(rt_se); + if (rt_rq->rt_nr_running) { + if (rt_se && !on_rt_rq(rt_se)) + enqueue_rt_entity(rt_se); if (rt_rq->highest_prio < curr->prio) resched_task(curr); }
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