changelog

linux-2.6.15.6

- Replaced dummy .epoch inode with .devfsd character device

- Modified rc.devfs to take account of above change

- Removed spurious driver warning messages when CONFIG_DEVFS_FS=n

- Implemented devfsd protocol revision 0
===============================================================================
Changes for patch v53

- Ported to kernel 2.1.116 (kmod change broke hunk)

- Updated Documentation/Configure.help

- Test and tty pattern patch for rc.devfs script
  Thanks to Roderich Schupp <[e-mail]>

- Added soothing message to warning in <devfs_d_iput>
===============================================================================
Changes for patch v54

- Ported to kernel 2.1.117

- Fixed default permissions in sound driver

- Added support for frame buffer devices (/dev/fb*)
===============================================================================
Changes for patch v55

- Ported to kernel 2.1.119

- Use GCC extensions for structure initialisations

- Implemented async open notification

- Incremented devfsd protocol revision to 1
===============================================================================
Changes for patch v56

- Ported to kernel 2.1.120-pre3

- Moved async open notification to end of <devfs_open>
===============================================================================
Changes for patch v57

- Ported to kernel 2.1.121

- Prepended "/dev/" to module load request

- Renamed <call_kerneld> to <call_kmod>

- Created sample modules.conf file
===============================================================================
Changes for patch v58

- Fixed typo "AYSNC" -> "ASYNC"
===============================================================================
Changes for patch v59

- Added open flag for files
===============================================================================
Changes for patch v60

- Ported to kernel 2.1.123-pre2
===============================================================================
Changes for patch v61

- Set i_blocks=0 and i_blksize=1024 in <devfs_read_inode>
===============================================================================
Changes for patch v62

- Ported to kernel 2.1.123
===============================================================================
Changes for patch v63

- Ported to kernel 2.1.124-pre2
===============================================================================
Changes for patch v64

- Fixed Unix98 pty support

- Increased buffer size in <get_partition_list> to avoid crash and
  burn
===============================================================================
Changes for patch v65

- More Unix98 pty support fixes

- Added test for empty <<name>> in <devfs_find_handle>

- Renamed <generate_path> to <devfs_generate_path> and published

- Created /dev/root symlink
  Thanks to Roderich Schupp <[e-mail]>
  with further modifications by me
===============================================================================
Changes for patch v66

- Yet more Unix98 pty support fixes (now tested)

- Created <devfs_get_fops>

- Support media change checks when CONFIG_DEVFS_ONLY=y

- Abolished Unix98-style PTY names for old PTY devices
===============================================================================
Changes for patch v67

- Added inline declaration for dummy <devfs_generate_path>

- Removed spurious "unable to register... in devfs" messages when
  CONFIG_DEVFS_FS=n

- Fixed misc. devices when CONFIG_DEVFS_FS=n

- Limit auto-device numbering to majors 144 to 239
===============================================================================
Changes for patch v68

- Hide unopened virtual consoles from directory listings

- Added support for video capture devices

- Ported to kernel 2.1.125
===============================================================================
Changes for patch v69

- Fix for CONFIG_VT=n
===============================================================================
Changes for patch v70

- Added support for non-OSS/Free sound cards
===============================================================================
Changes for patch v71

- Ported to kernel 2.1.126-pre2
===============================================================================
Changes for patch v72

- #ifdef's for CONFIG_DEVFS_DISABLE_OLD_NAMES removed
===============================================================================
Changes for patch v73

- CONFIG_DEVFS_DISABLE_OLD_NAMES replaced with "nocompat" boot option

- CONFIG_DEVFS_BOOT_OPTIONS removed: boot options always available
===============================================================================
Changes for patch v74

- Removed CONFIG_DEVFS_MOUNT and "mount" boot option and replaced with
  "nomount" boot option

- Documentation updates

- Updated sample modules.conf
===============================================================================
Changes for patch v75

- Updated sample modules.conf

- Remount devfs after initrd finishes

- Ported to kernel 2.1.127

- Added support for ISDN
  Thanks to Christophe Leroy <[e-mail]>
===============================================================================
Changes for patch v76

- Updated an email address in ChangeLog

- CONFIG_DEVFS_ONLY replaced with "only" boot option
===============================================================================
Changes for patch v77

- Added DEVFS_FL_REMOVABLE flag

- Check for disc change when listing directories with removable media
  devices

- Use DEVFS_FL_REMOVABLE in sd.c

- Ported to kernel 2.1.128
===============================================================================
Changes for patch v78

- Only call <scan_dir_for_removable> on first call to <devfs_readdir>

- Ported to kernel 2.1.129-pre5

- ISDN support improvements
  Thanks to Christophe Leroy <[e-mail]>
===============================================================================
Changes for patch v79

- Ported to kernel 2.1.130

- Renamed miscdevice "apm" to "apm_bios" to be consistent with
  devices.txt
===============================================================================
Changes for patch v80

- Ported to kernel 2.1.131

- Updated <devfs_rmdir> for VFS change in 2.1.131
===============================================================================
Changes for patch v81

- Fixed permissions on /dev/ptmx
===============================================================================
Changes for patch v82

- Ported to kernel 2.1.132-pre4

- Changed initial permissions on /dev/pts/*

- Created <devfs_mk_compat>

- Added "symlinks" boot option

- Changed devfs_register_blkdev() back to register_blkdev() for IDE

- Check for partitions on removable media in <devfs_lookup>
===============================================================================
Changes for patch v83

- Fixed support for ramdisc when using string-based root FS name

- Ported to kernel 2.2.0-pre1
===============================================================================
Changes for patch v84

- Ported to kernel 2.2.0-pre7
===============================================================================
Changes for patch v85

- Compile fixes for driver/sound/sound_common.c (non-module) and
  drivers/isdn/isdn_common.c
  Thanks to Christophe Leroy <[e-mail]>

- Added support for registering regular files

- Created <devfs_set_file_size>

- Added /dev/cpu/mtrr as an alternative interface to /proc/mtrr

- Update devfs inodes from entries if not changed through FS
===============================================================================
Changes for patch v86

- Ported to kernel 2.2.0-pre9
===============================================================================
Changes for patch v87

- Fixed bug when mounting non-devfs devices in a devfs
===============================================================================
Changes for patch v88

- Fixed <devfs_fill_file> to only initialise temporary inodes

- Trap for NULL fops in <devfs_register>

- Return -ENODEV in <devfs_fill_file> for non-driver inodes

- Fixed bug when unswapping non-devfs devices in a devfs
===============================================================================
Changes for patch v89

- Switched to C data types in include/linux/devfs_fs.h

- Switched from PATH_MAX to DEVFS_PATHLEN

- Updated Documentation/filesystems/devfs/modules.conf to take account
  of reverse scanning (!) by modprobe

- Ported to kernel 2.2.0
===============================================================================
Changes for patch v90

- CONFIG_DEVFS_DISABLE_OLD_TTY_NAMES replaced with "nottycompat" boot
  option

- CONFIG_DEVFS_TTY_COMPAT removed: existing "symlinks" boot option now
  controls this. This means you must have libc 5.4.44 or later, or a
  recent version of libc 6 if you use the "symlinks" option
===============================================================================
Changes for patch v91

- Switch from <devfs_mk_symlink> to <devfs_mk_compat> in
  drivers/char/vc_screen.c to fix problems with Midnight Commander
===============================================================================
Changes for patch v92

- Ported to kernel 2.2.2-pre5
===============================================================================
Changes for patch v93

- Modified <sd_name> in drivers/scsi/sd.c to cope with devices that
  don't exist (which happens with new RAID autostart code printk()s)
===============================================================================
Changes for patch v94

- Fixed bug in joystick driver: only first joystick was registered
===============================================================================
Changes for patch v95

- Fixed another bug in joystick driver

- Fixed <devfsd_read> to not overrun event buffer
===============================================================================
Changes for patch v96

- Ported to kernel 2.2.5-2

- Created <devfs_auto_unregister>

- Fixed bugs: compatibility entries were not unregistered for:
    loop driver
    floppy driver
    RAMDISC driver
    IDE tape driver
    SCSI CD-ROM driver
    SCSI HDD driver
===============================================================================
Changes for patch v97

- Fixed bugs: compatibility entries were not unregistered for:
    ALSA sound driver
    partitions in generic disc driver

- Don't return unregistred entries in <devfs_find_handle>

- Panic in <devfs_unregister> if entry unregistered

- Don't panic in <devfs_auto_unregister> for duplicates
===============================================================================
Changes for patch v98

- Don't unregister already unregistered entries in <unregister>

- Register entry in <sd_detect>

- Unregister entry in <sd_detach>

- Changed to <devfs_*register_chrdev> in drivers/char/tty_io.c

- Ported to kernel 2.2.7
===============================================================================
Changes for patch v99

- Ported to kernel 2.2.8

- Fixed bug in drivers/scsi/sd.c when >16 SCSI discs

- Disable warning messages when unable to read partition table for
  removable media
===============================================================================
Changes for patch v100

- Ported to kernel 2.3.1-pre5

- Added "oops-on-panic" boot option

- Improved debugging in <devfs_register> and <devfs_unregister>

- Register entry in <sr_detect>

- Unregister entry in <sr_detach>

- Register entry in <sg_detect>

- Unregister entry in <sg_detach>

- Added support for ALSA drivers
===============================================================================
Changes for patch v101

- Ported to kernel 2.3.2
===============================================================================
Changes for patch v102

- Update serial driver to register PCMCIA entries
  Thanks to Roch-Alexandre Nomine-Beguin <[e-mail]>

- Updated an email address in ChangeLog

- Hide virtual console capture entries from directory listings when
  corresponding console device is not open
===============================================================================
Changes for patch v103

- Ported to kernel 2.3.3
===============================================================================
Changes for patch v104

- Added documentation for some functions

- Added "doc" target to fs/devfs/Makefile

- Added "v4l" directory for video4linux devices

- Replaced call to <devfs_unregister> in <sd_detach> with call to
  <devfs_register_partitions>

- Moved registration for sr and sg drivers from detect() to attach()
  methods

- Register entries in <st_attach> and unregister in <st_detach>

- Work around IDE driver treating CD-ROM as gendisk

- Use <sed> instead of <tr> in rc.devfs

- Updated ToDo list

- Removed "oops-on-panic" boot option: now always Oops
===============================================================================
Changes for patch v105

- Unregister SCSI host from <scsi_host_no_list> in <scsi_unregister>
  Thanks to Zolt醤 B鰏z鰎m閚yi <[e-mail]>

- Don't save /dev/log in rc.devfs

- Ported to kernel 2.3.4-pre1
===============================================================================
Changes for patch v106

- Fixed silly typo in drivers/scsi/st.c

- Improved debugging in <devfs_register>
===============================================================================
Changes for patch v107

- Added "diunlink" and "nokmod" boot options

- Removed superfluous warning message in <devfs_d_iput>
===============================================================================
Changes for patch v108

- Remove entries when unloading sound module
===============================================================================
Changes for patch v109

- Ported to kernel 2.3.6-pre2
===============================================================================
Changes for patch v110

- Took account of change to <d_alloc_root>
===============================================================================
Changes for patch v111

- Created separate event queue for each mounted devfs

- Removed <devfs_invalidate_dcache>

- Created new ioctl()s for devfsd

- Incremented devfsd protocol revision to 3

- Fixed bug when re-creating directories: contents were lost

- Block access to inodes until devfsd updates permissions
===============================================================================
Changes for patch v112

- Modified patch so it applies against 2.3.5 and 2.3.6

- Updated an email address in ChangeLog

- Do not automatically change ownership/protection of /dev/tty<n>

- Updated sample modules.conf

- Switched to sending process uid/gid to devfsd

- Renamed <call_kmod> to <try_modload>

- Added DEVFSD_NOTIFY_LOOKUP event

- Added DEVFSD_NOTIFY_CHANGE event

- Added DEVFSD_NOTIFY_CREATE event

- Incremented devfsd protocol revision to 4

- Moved kernel-specific stuff to include/linux/devfs_fs_kernel.h
===============================================================================
Changes for patch v113

- Ported to kernel 2.3.9

- Restricted permissions on some block devices
===============================================================================
Changes for patch v114