diff options
author | Kay Sievers <kay.sievers@vrfy.org> | 2007-05-22 00:08:01 +0400 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-01-25 07:40:36 +0300 |
commit | edfaa7c36574f1bf09c65ad602412db9da5f96bf (patch) | |
tree | d591b80ff9229e4845e41d68e2f4c5aadb017027 /drivers/block/aoe | |
parent | 09f82ea92822a7bbb7e816508abbda47ed54a77f (diff) | |
download | linux-edfaa7c36574f1bf09c65ad602412db9da5f96bf.tar.xz |
Driver core: convert block from raw kobjects to core devices
This moves the block devices to /sys/class/block. It will create a
flat list of all block devices, with the disks and partitions in one
directory. For compatibility /sys/block is created and contains symlinks
to the disks.
/sys/class/block
|-- sda -> ../../devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda
|-- sda1 -> ../../devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1
|-- sda10 -> ../../devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda10
|-- sda5 -> ../../devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5
|-- sda6 -> ../../devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda6
|-- sda7 -> ../../devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda7
|-- sda8 -> ../../devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda8
|-- sda9 -> ../../devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda9
`-- sr0 -> ../../devices/pci0000:00/0000:00:1f.2/host1/target1:0:0/1:0:0:0/block/sr0
/sys/block/
|-- sda -> ../devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda
`-- sr0 -> ../devices/pci0000:00/0000:00:1f.2/host1/target1:0:0/1:0:0:0/block/sr0
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/block/aoe')
-rw-r--r-- | drivers/block/aoe/aoeblk.c | 51 |
1 files changed, 25 insertions, 26 deletions
diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c index ad00b3d94711..826d12381e21 100644 --- a/drivers/block/aoe/aoeblk.c +++ b/drivers/block/aoe/aoeblk.c @@ -15,8 +15,10 @@ static struct kmem_cache *buf_pool_cache; -static ssize_t aoedisk_show_state(struct gendisk * disk, char *page) +static ssize_t aoedisk_show_state(struct device *dev, + struct device_attribute *attr, char *page) { + struct gendisk *disk = dev_to_disk(dev); struct aoedev *d = disk->private_data; return snprintf(page, PAGE_SIZE, @@ -26,50 +28,47 @@ static ssize_t aoedisk_show_state(struct gendisk * disk, char *page) (d->nopen && !(d->flags & DEVFL_UP)) ? ",closewait" : ""); /* I'd rather see nopen exported so we can ditch closewait */ } -static ssize_t aoedisk_show_mac(struct gendisk * disk, char *page) +static ssize_t aoedisk_show_mac(struct device *dev, + struct device_attribute *attr, char *page) { + struct gendisk *disk = dev_to_disk(dev); struct aoedev *d = disk->private_data; return snprintf(page, PAGE_SIZE, "%012llx\n", (unsigned long long)mac_addr(d->addr)); } -static ssize_t aoedisk_show_netif(struct gendisk * disk, char *page) +static ssize_t aoedisk_show_netif(struct device *dev, + struct device_attribute *attr, char *page) { + struct gendisk *disk = dev_to_disk(dev); struct aoedev *d = disk->private_data; return snprintf(page, PAGE_SIZE, "%s\n", d->ifp->name); } /* firmware version */ -static ssize_t aoedisk_show_fwver(struct gendisk * disk, char *page) +static ssize_t aoedisk_show_fwver(struct device *dev, + struct device_attribute *attr, char *page) { + struct gendisk *disk = dev_to_disk(dev); struct aoedev *d = disk->private_data; return snprintf(page, PAGE_SIZE, "0x%04x\n", (unsigned int) d->fw_ver); } -static struct disk_attribute disk_attr_state = { - .attr = {.name = "state", .mode = S_IRUGO }, - .show = aoedisk_show_state -}; -static struct disk_attribute disk_attr_mac = { - .attr = {.name = "mac", .mode = S_IRUGO }, - .show = aoedisk_show_mac -}; -static struct disk_attribute disk_attr_netif = { - .attr = {.name = "netif", .mode = S_IRUGO }, - .show = aoedisk_show_netif -}; -static struct disk_attribute disk_attr_fwver = { - .attr = {.name = "firmware-version", .mode = S_IRUGO }, - .show = aoedisk_show_fwver +static DEVICE_ATTR(state, S_IRUGO, aoedisk_show_state, NULL); +static DEVICE_ATTR(mac, S_IRUGO, aoedisk_show_mac, NULL); +static DEVICE_ATTR(netif, S_IRUGO, aoedisk_show_netif, NULL); +static struct device_attribute dev_attr_firmware_version = { + .attr = { .name = "firmware-version", .mode = S_IRUGO, .owner = THIS_MODULE }, + .show = aoedisk_show_fwver, }; static struct attribute *aoe_attrs[] = { - &disk_attr_state.attr, - &disk_attr_mac.attr, - &disk_attr_netif.attr, - &disk_attr_fwver.attr, - NULL + &dev_attr_state.attr, + &dev_attr_mac.attr, + &dev_attr_netif.attr, + &dev_attr_firmware_version.attr, + NULL, }; static const struct attribute_group attr_group = { @@ -79,12 +78,12 @@ static const struct attribute_group attr_group = { static int aoedisk_add_sysfs(struct aoedev *d) { - return sysfs_create_group(&d->gd->kobj, &attr_group); + return sysfs_create_group(&d->gd->dev.kobj, &attr_group); } void aoedisk_rm_sysfs(struct aoedev *d) { - sysfs_remove_group(&d->gd->kobj, &attr_group); + sysfs_remove_group(&d->gd->dev.kobj, &attr_group); } static int |