Activity
From 12/21/2011 to 01/19/2012
01/19/2012
- 07:51 AM Bug #1907: rbd: don't reuse device ids while they're still in use elsewhere
- I can ask on fsdevel, but right now I feel the need to understand a
little better what's going in inside rbd in orde...
01/18/2012
- 11:27 AM Bug #1907: rbd: don't reuse device ids while they're still in use elsewhere
- my gut feeling is also that 'echo > /sys/bus/rbd/remove' should return EBUSY (along with rbd unmap). if you can't te...
- 10:40 AM Bug #1907: rbd: don't reuse device ids while they're still in use elsewhere
- Alex Elder wrote:
> From the linked message:
> > root <at> cephnode3:/# rbd unmap /dev/rbd0
> >
> < -> works wit... - 09:51 AM Bug #1907: rbd: don't reuse device ids while they're still in use elsewhere
- From the linked message:
> root <at> cephnode3:/# rbd unmap /dev/rbd0
>
< -> works without any error message (sho... - 05:57 AM Bug #1795 (Resolved): break d_lock > s_cap_lock ordering
- I have verified under UML that no new problems arise with the
fix in place. I have not verified the lockdep warning...
01/13/2012
- 10:55 PM Bug #1940: locking cycle in ceph_osdc_start_request
- this was causing teuthology runs to fail.
patch in master, testing! - 10:28 PM Bug #1940 (Resolved): locking cycle in ceph_osdc_start_request
- ...
- 07:14 PM Bug #1795: break d_lock > s_cap_lock ordering
- I was hitting some odd behavior while testing. Will try again over
the weekend or early next week.
Also, a note:... - 02:28 PM Bug #1795: break d_lock > s_cap_lock ordering
- OK, after several iterations and some discussion we
concluded the last two patches (turning these things
into atomi... - 11:54 AM Bug #1795: break d_lock > s_cap_lock ordering
- I have posted a series of four proposed patches to the list to address
this, along with a few other issues identifie...
01/12/2012
- 04:25 PM Bug #1795 (In Progress): break d_lock > s_cap_lock ordering
- Discussed this with Sage. The problem arose because dentry_lease_is_valid()
is using the MDS session's s_cap_lock f... - 11:07 AM Feature #1922 (Resolved): rbd: annotate for lockdep
- The fix was to initialize the semaphore in rbd_add().
I have verified that this eliminates the lockdep warning.
...
01/11/2012
- 08:12 PM Feature #1922: rbd: annotate for lockdep
- I believe the problem is that when a new rbd device structure gets
initialized in rbd_add(), the rw_semaphore contai...
01/10/2012
- 03:32 PM Feature #1922 (Resolved): rbd: annotate for lockdep
- This happened when lockdep was turned on:...
- 09:45 AM Feature #1870 (Resolved): usedcache mount option
01/09/2012
- 03:40 PM Bug #1871 (Resolved): ceph_client: crash after running xfstests 002
- 11:23 AM Bug #1907 (Resolved): rbd: don't reuse device ids while they're still in use elsewhere
- If an FS on top of rbd is mounted, and the rbd device is unmapped, and another one is mapped, the old sysfs entry is ...
01/03/2012
- 02:33 PM Bug #1866 (Duplicate): null pointer dereference after osd went down
- same as #1793
- 01:10 PM Feature #1870: usedcache mount option
- maybe call it use_dcache? usedcache is easy to misread as 'used cache'.
- 11:14 AM Feature #1870 (Resolved): usedcache mount option
- 11:46 AM Bug #1871 (Resolved): ceph_client: crash after running xfstests 002
- Running xfstests under UML against a ceph filesystem, I get a
client crash due to dereferencing a null pointer in ce... - 11:00 AM Bug #1767 (Resolved): osd_client: send_request() cannot fail
- commit:24e08cacc999503a069003364565116c923342b9
- 10:53 AM Bug #1762 (Resolved): i_lock vs s_cap_lock vs inodes_with_caps_lock lock ordering
- merged into mainline for 3.2
- 10:47 AM Bug #1652 (Resolved): rbd: rollback correctly after resizing
- we removed rollback functionality from the kernel.
- 10:42 AM Bug #1812 (Resolved): iput scheduling while atomic
- 10:42 AM Bug #1812: iput scheduling while atomic
- fixed by commit:aab26905f6a1df8e6a14f41a32a93b9af0c8b7c5
12/30/2011
- 03:28 PM Bug #1793: NULL pointer dereference at try_write+0x627/0x1060
- looks like a null pointer dereference.. look for a struct member that's 0x48 bytes in?
- 02:59 PM Bug #1793: NULL pointer dereference at try_write+0x627/0x1060
- This happened again with the same workload on sepia81.
12/29/2011
- 03:30 PM Bug #1866 (Duplicate): null pointer dereference after osd went down
- This was during a kernel_untar_build workunit on rbd:...
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