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git.apps.os.sepia.ceph.com Git - ceph.git/log
Sage Weil [Thu, 31 May 2012 05:22:18 +0000 (22:22 -0700)]
admin_socket: fix unit test
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Thu, 31 May 2012 03:28:51 +0000 (20:28 -0700)]
admin_socket: pass args separately
This avoids making the callback parse off the command portion on their own.
It also lets them assert that the command portion is in the set of
registered commands.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Thu, 31 May 2012 03:20:12 +0000 (20:20 -0700)]
admin_socket: streamline 'version' commands
version -- ceph version
git_version -- git sha1
0 -- proto version (for backward compat)
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Thu, 31 May 2012 03:15:34 +0000 (20:15 -0700)]
admin_socket: streamline command set
log flush
log dump
log reopen
config show
config set <var> <val>
perf dump
perf schema
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Thu, 31 May 2012 03:08:23 +0000 (20:08 -0700)]
admin_socket: register command prefixes
Allow any command prefix to be registered, provided it is separated by a
space. Previously, we always matched against the first word.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Thu, 31 May 2012 03:38:22 +0000 (20:38 -0700)]
Merge remote branch 'gh/wip-admin'
Reviewed-by: Yehuda Sadeh <yehuda@inktank.com>
Dan Mick [Wed, 30 May 2012 23:48:37 +0000 (16:48 -0700)]
librbd: Simplify timing init
Remove possibility of set_start_time before set_ictx error
Signed-off-by: Dan Mick <dan.mick@inktank.com>
Dan Mick [Wed, 30 May 2012 23:15:45 +0000 (16:15 -0700)]
librbd: Add latency (elapsed-time) stats for rbd operations
Fixes: #2408
Signed-off-by: Dan Mick <dan.mick@inktank.com>
Reviewed-by: Sage Weil <sage@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Yehuda Sadeh [Wed, 30 May 2012 22:40:39 +0000 (15:40 -0700)]
rgw: put_bucket_info does not override attrs
This fixes #2487. When writing bucket info we just
wrote the object content, and were overriding any
attrs that object contained (that is -- corrupted
the ACLs).
Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
Yehuda Sadeh [Wed, 30 May 2012 22:28:19 +0000 (15:28 -0700)]
rgw: return default policy if policy attr is broken
In case the policy attr on object/bucket is broken
return a default policy, in which the owner is set
as the bucket owner.
Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
Sage Weil [Wed, 30 May 2012 22:35:30 +0000 (15:35 -0700)]
log: add missing .cc file
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Wed, 30 May 2012 22:15:50 +0000 (15:15 -0700)]
log: uninline SubsystemMap mutators
This lets you do something like
p g_ceph_context->_conf->subsys.set_log_level(ceph_subsys_mon, 20)
from gdb.
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Wed, 30 May 2012 22:06:07 +0000 (15:06 -0700)]
filestore: fix my broken ifdef flow
Signed-off-by: Sage Weil <sage@newdream.net>
John Wilkins [Wed, 30 May 2012 21:41:42 +0000 (14:41 -0700)]
doc: ceph.conf cleanup for cephx authentication.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
John Wilkins [Wed, 30 May 2012 21:40:08 +0000 (14:40 -0700)]
doc: fix broken link.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
John Wilkins [Wed, 30 May 2012 21:29:51 +0000 (14:29 -0700)]
doc: Added -a to service ceph stop.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
John Wilkins [Wed, 30 May 2012 21:29:10 +0000 (14:29 -0700)]
doc: Consolidated mkcephfs deployment files.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
Sage Weil [Wed, 30 May 2012 21:28:46 +0000 (14:28 -0700)]
osd: fix null dereference
The pg arg is optional!
Signed-off-by: Sage Weil <sage@inktank.com>
John Wilkins [Wed, 30 May 2012 20:48:04 +0000 (13:48 -0700)]
doc: Added pools and authentication.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
Sage Weil [Wed, 30 May 2012 18:53:18 +0000 (11:53 -0700)]
mon: fix reweight_by_utilization waiting
Propose if we changed something, but not if we don't.
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Wed, 30 May 2012 18:53:35 +0000 (11:53 -0700)]
osd: fix rewewight_by_utilization
Update the incremental, not the in-memory OSDMap!
Fixes: #2454
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Wed, 30 May 2012 18:14:26 +0000 (11:14 -0700)]
filestore: log about syncfs(2) etc support
Fixes: #2479
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Wed, 30 May 2012 18:02:36 +0000 (11:02 -0700)]
Merge remote-tracking branch 'gh/stable'
John Wilkins [Wed, 30 May 2012 17:14:30 +0000 (10:14 -0700)]
doc: Updated authentication with header canonicalization.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
Sage Weil [Wed, 30 May 2012 17:05:01 +0000 (10:05 -0700)]
Merge remote-tracking branch 'gh/wip-2349'
Reviewed-by: Sage Weil <sage@newdream.net>
Joao Eduardo Luis [Wed, 30 May 2012 01:10:35 +0000 (18:10 -0700)]
workloadgen: Fix the statistics output and a bug triggered by coll destruction
Signed-off-by: Joao Eduardo Luis <joao.luis@inktank.com>
Sage Weil [Wed, 30 May 2012 16:13:48 +0000 (09:13 -0700)]
filestore: initialize dummy xattr buffer
Shut up valgrind.
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Wed, 30 May 2012 03:41:38 +0000 (20:41 -0700)]
osd: fix misdirected op check
The sense of this check was wrong from the get-go, back in
a5d99add . Fix
it. This may be silencing a lot of misdirected op noise!
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Tue, 29 May 2012 23:43:36 +0000 (16:43 -0700)]
test_filestore_workloadgen: less noise
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Tue, 29 May 2012 23:41:42 +0000 (16:41 -0700)]
test_filestore_workloadgen: write zeros, not random bytes
The random byte generation is sufficiently slow that it skews the results.
Zeros are good enough!
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Tue, 29 May 2012 20:29:49 +0000 (13:29 -0700)]
admin_socket: fix unittest
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Tue, 29 May 2012 19:10:22 +0000 (12:10 -0700)]
log: add log flush, dump_recent, reopen admin socket commands
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Tue, 29 May 2012 19:07:58 +0000 (12:07 -0700)]
config: add 'set_config <var> <val>' admin socket command
Signed-off-by: Sage Weil <sage@inktank.com>
Eleanor Cawthon [Tue, 29 May 2012 18:59:15 +0000 (11:59 -0700)]
rados.cc: added listomap and getomap commands
Signed-off-by: Eleanor Cawthon <eleanor.cawthon@inktank.com>
Sage Weil [Tue, 29 May 2012 17:11:43 +0000 (10:11 -0700)]
config: add 'show_config' admin socket command
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Tue, 29 May 2012 18:05:51 +0000 (11:05 -0700)]
admin_socket: initialize explicitly on startup; disallow changes
There is an annoying dependency between the config lock and the admin
socket lock due to the fact that we initialize (or reinitialize) the socket
via a config observer.
Instead, explicitly initialize on startup. Do not allow the admin socket
location to be changed at runtime.
Signed-off-by: Sage Weil <sage@inktank.com>
Samuel Just [Tue, 29 May 2012 17:30:51 +0000 (10:30 -0700)]
librados.h: update rados_object_list_next documentation for key/locator
*entry and *key don't need to be freed, and are only valid until the
next call to rados_objects_list_*.
Signed-off-by: Samuel Just <sam.just@inktank.com>
Sage Weil [Tue, 29 May 2012 17:09:31 +0000 (10:09 -0700)]
cephcontext: generalize admin socket hook
We'll process non-perfcounter commands too.
Signed-off-by: Sage Weil <sage@inktank.com>
John Wilkins [Fri, 25 May 2012 23:15:14 +0000 (16:15 -0700)]
doc: needed carriage returns between headings, code tag and syntax.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
John Wilkins [Fri, 25 May 2012 23:03:48 +0000 (16:03 -0700)]
doc: removed redundant install.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
John Wilkins [Fri, 25 May 2012 23:03:02 +0000 (16:03 -0700)]
doc: Filled in descriptions for object operations.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
Sage Weil [Fri, 25 May 2012 16:29:08 +0000 (09:29 -0700)]
ceph.spec.in: buildrequires libuuid-devel
Reported-by: Guido Winkelmann <guido-ceph@thisisnotatest.de>
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Fri, 25 May 2012 16:28:07 +0000 (09:28 -0700)]
ceph.spec.in: drop unnecessary rmdirs
This hunk was inadvertantly included in
a330c64 .
Reported-by: Guido Winkelmann <guido-ceph@thisisnotatest.de>
Signed-off-by: Sage Weil <sage@inktank.com>
John Wilkins [Thu, 24 May 2012 23:54:15 +0000 (16:54 -0700)]
doc: Restored install for dev/unstable packages.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
Sage Weil [Thu, 24 May 2012 22:01:39 +0000 (15:01 -0700)]
filestore: make SNAP_DESTROY ioctl check more informative
Tell user about user_subvol_rm_allowed mount option.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Thu, 24 May 2012 21:53:30 +0000 (14:53 -0700)]
filestore: fix btrfs subvol ioctl tests
Create a temp subvol that *we own* to test snaps against. Otherwise, we
won't be able to remove them if we weren't the owner of the source subvol
we were snapshotting when we are not root.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Thu, 24 May 2012 21:07:36 +0000 (14:07 -0700)]
filestore: verify that op_seq is nonzero
If we get zero from commit_op_seq something is very wrong, and we should
not continue. Broken mkfs or something deleted commit_op_seq file.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Thu, 24 May 2012 21:05:27 +0000 (14:05 -0700)]
vstart.sh: wipe out btrfs subvols in osd dirs
For testing on btrfs.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Thu, 24 May 2012 21:05:09 +0000 (14:05 -0700)]
filestore: fix initial btrfs snap creation (on mkfs)
Create the snap_1 snap of current *after* we write the op_seq. Otherwise
we will mistakingly believe the snapshot is of op seq 0.
Signed-off-by: Sage Weil <sage@inktank.com>
Yehuda Sadeh [Thu, 24 May 2012 20:03:45 +0000 (13:03 -0700)]
rgw: replace dump_format() with dump_int()
Cleanup, fixes issue #2469.
Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
Josh Durgin [Thu, 24 May 2012 16:47:41 +0000 (09:47 -0700)]
Merge branch 'stable'
Josh Durgin [Thu, 24 May 2012 16:43:23 +0000 (09:43 -0700)]
librados, ObjectCacher: include limits.h for INT_MAX
This was required to build on CentOS 6.2. I'm not sure why it worked
without it on Debian.
Signed-off-by: Josh Durgin <josh.durgin@inktank.com>
Dan Mick [Thu, 24 May 2012 02:21:30 +0000 (19:21 -0700)]
rbd.py: Fix seemingly-random segfaults
Avoid resetting Image.closed until image is successfully opened.
Fixes: #2475
Signed-off-by: Dan Mick <dan.mick@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Dan Mick [Thu, 24 May 2012 02:18:48 +0000 (19:18 -0700)]
librados: Remove errant sha1
Signed-off-by: Dan Mick <dan.mick@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Dan Mick [Thu, 24 May 2012 02:18:01 +0000 (19:18 -0700)]
rbd.py doc: Fix markup on :class: references
Signed-off-by: Dan Mick <dan.mick@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Sage Weil [Wed, 23 May 2012 23:42:49 +0000 (16:42 -0700)]
Merge branch 'osd-mkfs'
Reviewed-by: Sam Just <sam.just@inktank.com>
Sage Weil [Wed, 23 May 2012 23:41:57 +0000 (16:41 -0700)]
Merge remote-tracking branch 'gh/wip-mon-auth'
Reviewed-by: Yehuda Sadeh <yehuda@inktank.com>
Sage Weil [Wed, 23 May 2012 23:41:14 +0000 (16:41 -0700)]
Merge branch 'stable'
Sage Weil [Wed, 23 May 2012 23:24:36 +0000 (16:24 -0700)]
filestore: make read_fsid() out arg be a pointer
As per style guide.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Tue, 22 May 2012 18:45:57 +0000 (11:45 -0700)]
filestore: more informative fsid mkfs debug output
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Tue, 22 May 2012 18:41:25 +0000 (11:41 -0700)]
osd: verify fsid whoami to match on repeat mkfs
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Tue, 22 May 2012 18:39:44 +0000 (11:39 -0700)]
osd: require cluster fsid for mkfs
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Sat, 19 May 2012 23:11:39 +0000 (16:11 -0700)]
osd: do not clobber existing key with --mkkey
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Sat, 19 May 2012 22:59:59 +0000 (15:59 -0700)]
filestore: mkfs: do not clobber exisiting journal if it has matching fsid
If the journal is for *this* fs, do not clobber. If it appears invalid in
any way, initialize it.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Sat, 19 May 2012 22:58:32 +0000 (15:58 -0700)]
filejournal: add check() method
Check if a journal appears to be valid, where valid means the header is
intact and has a matching fsid.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Sat, 19 May 2012 22:45:00 +0000 (15:45 -0700)]
filestore: drop useless mkjournal error check
We don't care!
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Sat, 19 May 2012 22:42:59 +0000 (15:42 -0700)]
filestore: mkfs: less noise about leveldb creation
and make it clear that we didn't necessarily create it; it may have already
been there.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Sat, 19 May 2012 22:42:28 +0000 (15:42 -0700)]
filestore: mkfs: only create snap_0 if we created current_op_seq
We only need to create snap_0 if we just created current_op_seq and this is
a brand-new dir.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 23:25:44 +0000 (16:25 -0700)]
filestore: fix misplaced #endif
Signed-off-by: Sage Weil <sage@inktank.com>
John [Wed, 23 May 2012 23:12:06 +0000 (16:12 -0700)]
doc/api/s3/bucketops.rst Corrected heading.
doc/install/chef.rst Added Sam's edits to the Chef install.
Signed-off-by: John <john@admin-host.(none)>
Yehuda Sadeh [Wed, 23 May 2012 18:29:36 +0000 (11:29 -0700)]
rgw: replace all bad use of formatter->dump_format()
This fixes #2465. We should never ever use the dumped value
as the format. Never.
Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
John [Wed, 23 May 2012 22:44:11 +0000 (15:44 -0700)]
doc/api/s3 <-chipping away at objectops and clean up. Added Copy Object.
doc/source <-fixed a typo, updates for installing on precise, rm $ from cmds
doc/start <-replaced clone link with tarball link. Link to Ceph Source Code.
Signed-off-by: John Wilkins <john.wilkins@inktank.com>
Sage Weil [Wed, 23 May 2012 21:03:47 +0000 (14:03 -0700)]
mon: use temp access_{r,all,cmd} variables to simplify the checks
Avoid duplicating the compound check all over the place.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 20:49:40 +0000 (13:49 -0700)]
mon: drop redundant get_allow_all() cap check
check_privileges() already does this.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 18:25:46 +0000 (11:25 -0700)]
monmap: return ENOENT from build_from_host_list when no mons
Make sure we return an error when no monitors are parsed.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 18:25:27 +0000 (11:25 -0700)]
monmap: ignore conf mon entries when -m is specified
Use -m <addrs> instead of conf mons (instead of combining them into a
single large search pool).
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 16:00:53 +0000 (09:00 -0700)]
v0.47.2
Sage Weil [Wed, 23 May 2012 17:52:12 +0000 (10:52 -0700)]
Makefile: do not install librgw.h
Signed-off-by: Sage Weil <sage@newdream.net>
Alexandre Oliva [Tue, 22 May 2012 08:17:47 +0000 (05:17 -0300)]
Update ceph.spec for ceph-0.47
Add BuildRequires: libxml2-devel.
Move BuildRequires: libcurl-devel to a more proper place.
[libs3 and librgw.h bits of patch dropped -sw]
Signed-off-by: Alexandre Oliva <oliva@lsd.ic.unicamp.br>
Signed-off-by: Sage Weil <sage@newdream.net>
Yehuda Sadeh [Mon, 21 May 2012 21:32:22 +0000 (14:32 -0700)]
libs3: remove make install target
Yehuda Sadeh [Mon, 21 May 2012 21:20:24 +0000 (14:20 -0700)]
Makefile.am: only append libs3 to SUBDIRS when needed
We appended libs3 to SUBDIRS unconditionally, we only need that
when we actually want to compile it.
Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
Sage Weil [Wed, 23 May 2012 17:40:07 +0000 (10:40 -0700)]
monclient: sanity check on monmap size
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Wed, 23 May 2012 17:39:48 +0000 (10:39 -0700)]
monmap: avoid dup addrs in generated initial monmap
We were getting a dup addr from -m <foo> and ceph.conf. Prefer the
ceph.conf name in this case.
Also check for dup names here just to be thorough (even though I don't
think that can come up currently).
Fixes: #2464
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Wed, 23 May 2012 17:38:21 +0000 (10:38 -0700)]
monmap: aseert addrs are unique on add(), calc_ranks()
Signed-off-by: Sage Weil <sage@newdream.net>
Sage Weil [Wed, 23 May 2012 03:47:21 +0000 (20:47 -0700)]
doc: librados: fix getxattr return code
Fixes: #2391
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 01:29:52 +0000 (18:29 -0700)]
mon: restrict mon 'join' message/command
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 01:27:47 +0000 (18:27 -0700)]
mon: apply 'r' and 'w' caps to mon and pg commands
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 01:23:49 +0000 (18:23 -0700)]
mon: apply 'r' and 'w' caps to mdsmap
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 01:21:12 +0000 (18:21 -0700)]
mon: apply 'r' and 'w' caps to osdmap
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 01:17:37 +0000 (18:17 -0700)]
mon: allow health, status, log, etc. messages with 'r' cap
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 01:17:17 +0000 (18:17 -0700)]
mon: fix error messages
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 00:59:22 +0000 (17:59 -0700)]
mon: push down 'auth ...' command auth checks
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 00:53:27 +0000 (17:53 -0700)]
mon: push down command auth checks to each command
Everything except 'fsid', which I figure is truly public information?
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 00:34:55 +0000 (17:34 -0700)]
mon: require admin privs to issue any monitor commands
This is overkill, but a first step before pushing caps enforcement down
into each subfunction that processes monitor commands.
Fixes: #2443
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 01:17:48 +0000 (18:17 -0700)]
vstart.sh: set HOSTNAME when -l is used
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Wed, 23 May 2012 01:00:49 +0000 (18:00 -0700)]
mon: fix 'get-or-create-key'
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Sat, 19 May 2012 22:38:45 +0000 (15:38 -0700)]
filestore: leave existing current/
If current exists, leave it be, but:
* make sure it's a dir
* check if it's a btrfs snapshot, and set btrfs_stable_commits if so
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Sat, 19 May 2012 22:23:49 +0000 (15:23 -0700)]
filestore: create but do not clobber current/commit_op_seq
If it exists, preserve its value. Otherwise, create and set it to 1.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Sat, 19 May 2012 22:03:56 +0000 (15:03 -0700)]
filestore: mkfs: only (re)set fsid if not already set
Only set fsid if it is not set.
Also, error out if it exists and does not match.
Signed-off-by: Sage Weil <sage@inktank.com>
Sage Weil [Sat, 19 May 2012 21:58:35 +0000 (14:58 -0700)]
filestore: pass target into read_fsid()
Don't assume it should be read into this->fsid.
Signed-off-by: Sage Weil <sage@inktank.com>