X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=extras%2Fmultipath%2FChangeLog;h=a2863ec23e172b2a845d5860585f01f7d199beed;hp=f3014cf01e177bacfefe4d75998c620926df0eb5;hb=e41016d3547ef704c0785ba197d36ef69de51260;hpb=04a091d47e32d6480b99424e41db093b013dfaf5 diff --git a/extras/multipath/ChangeLog b/extras/multipath/ChangeLog index f3014cf01..a2863ec23 100644 --- a/extras/multipath/ChangeLog +++ b/extras/multipath/ChangeLog @@ -1,3 +1,126 @@ +2004-02-21 multipath-018 + * From the Debian SID inclusion review (Philipp Matthias Hahn) + * use DESTDIR install prefix in the Makefile + * add man pages for devmap_name & multipath + * correct libsysfs.h includes + * fork the hotplug script in its own shell + * Sync with the kernel device mapper code as of 2.6.3-udm3 + ie. Remove the test interval parameter and its uses + * Remove superfluous scsi parameter passed from hotplug + * Add the man pages to the [un]install targets +2004-02-17 multipath-017 + * remove the restrictive -f flag. + Introduce a more generic "-m iopolicy" one. + * remove useless "int with_sysfs" in env struct +2004-02-04 multipath-016 + * add a GROUP_BY_SERIAL flag. This should be useful for + controlers that activate they spare paths on simple IO + submition with a penalty. The StorageWorks HW defaults to + this mode, even if the MULTIBUS mode is OK. + * remove unused sg_err.c + * big restructuring : split devinfo.c from main.c. Export : + * void basename (char *, char *); + * int get_serial (int, char *); + * int get_lun_strings (char *, char *, char *, char *); + * int get_evpd_wwid(char *, char *); + * long get_disk_size (char *); + * stop passing struct env as param + * add devmap_name proggy for udev to name devmaps as per their + internal DM name and not only by their sysfs enum name (dm-*) + The corresponding udev.rules line is : + KERNEL="dm-[0-9]*", PROGRAM="/sbin/devmap_name %M %m", NAME="%k", SYMLINK="%c" + * remove make_dm_node fn & call. Rely on udev for this. + * don't rely on the linux symlink in the udev/klibc dir since + udev build doesn't use it anymore. This corrects build breakage +2004-01-19 multipath-013 + * update the DM target synthax to the 2.6.0-udm5 style +2003-12-29 multipath-012 + * check hotplug event refers to a block device; if not exit early + * refresh doc + * add the uninstall target in Makefile +2003-12-22 multipath-010 + * tweak the install target in Makefile + * stop passing fds as argument : this change enable a strict + segregation of ugly 2.4 code + * sysfs version of get_lun_strings() + * be careful about the return of get_unique_id() since errors + formerly caught up by if(open()) in the caller fn are now returned + by get_unique_id() + * send get_serial() in unused.c + * introduce dm-simplecmd for RESUME & SUSPEND requests + * split add_map() in setup_map() & dm-addmap() + * setup_map() correctly submits "SUSPEND-RELOAD-RESUME or CREATE" + sequences instead of the bogus "RELOAD or CREATE" + * don't print .sg_dev if equal to .dev (2.6) in print_path() + * since the kernel code handles defective paths, remove all + code to cope with them : + * move do_tur() to unused.c + * remove .state from path struct + * remove .state settings & conditionals + * add a cmdline switch to force maps to failover mode, + ie 1 path per priority group + * add default policies to the whitelist array (spread io == + MULTIBUS / io forced to 1 path == FAILOVER) + * move get_disk_size() call out of add_map() to coalesce() + * comment tricky coalesce() fn + * bogus unsused.c file renamed to unused.c +2003-12-20 multipath-010 + * big ChangeLog update + * start to give a little control over target params : + introduce cmdline arg -i to control polling interval + * cope with hotplug-style calling convention : + ie "multipath scsi $DEVPATH" ... to avoid messing with + online maps not concerned by an event + * example hotplug agent to drop in /etc/hotplug.d/scsi + * revert the run & resched patch : unless someone proves me + wrong, this was overdesigned + * move commented out functions in unused.c + * update multipath target params to "udm[23] style" + * mp target now supports nr_path == 1, so do we + * add gratuitous free() + * push version forward +2003-12-15 multipath-009 + * Make the HW-specific get_unique_id switch pretty + * Prepare to field-test by whitelisting all known fibre array, + try to fetch WWID from the standard EVPD 0x83 off 8 for everyone + * configure the multipath target with round-robin path selector and + conservative default for a start (udm1 style) : + yes it makes this release the firstreally useful one. + * temporarily disable map creation for single path device + due to current restrictive defaults in the kernel target. + Sistina should work it out. + * correct the strncmp logic in blacklist function. + * update the Makefiles to autodetect libgcc.a & gcc includes + "ulibc-style". Factorisation of udevdirs & others niceties + * drop a hint about absent /dev/sd? on failed open() + * implement a reschedule flag in /var/run. + Last thing the prog do before exit is check if a call to multipath + was done (but canceled by /var/run/multipath.run check) during its + execution. If so restart themain loop. + * implement a blacklist of sysfs bdev to not bother with for now + (hd,md, dm, sr, scd, ram, raw). + This avoid sending SG_IO to unappropiate devices. + * Adds a /var/run/multipath.run handling to avoid simultaneous runs. + * Remove a commented-out "printf" + * drop a libdevmapper copy in extras/multipath; + maybe discussions w/Sistina folks will bring a better solution in the future. + * drop a putchar usage in libdevmapper to compile cleanly with klibc + * drop another such usage of my own in main.c + * massage the Makefile to compile libdevmapper against klibc + * use "ld" to produce the binary rather than "gcc -static" + * stop being stupid w/ uneeded major, minor & dev in main.c:dm_mk_node() + * reverse to creating striped target for now because the multipath target + is more hairy than expected initialy + * push the version code to 009 to be in synch w/ udev +2003-11-27 multipath-007 + * removes sg_err.[ch] deps + * makes sure the core code play nice with klibc + * port the sysfs calls to dlist helpers + * links against udev's sysfs (need libsysfs.a & dlist.a) + * finally define DM_TARGET as "multipath" as Joe posted the code today (not tested yet) + * push version forward (do you want it in sync with udev version?) +2003-11-19 + * merged in udev-006 tree 2003-09-18 Christophe Varoqui * multipath 0.0.1 released. * Initial release.