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From 06/23/2019 to 07/22/2019

07/22/2019

09:13 PM Bug #40862: kclient: crashed after evicted twice
It oopsed because of this in ceph_set_page_dirty:... Jeff Layton
10:30 AM Bug #40862 (Resolved): kclient: crashed after evicted twice
After kernel mount client evicted twice due to not responded to mds cap revoke, it's crashed.
kernel version is 3.10...
Erqi Chen
12:30 PM Bug #40706: races in ceph_uninline_data
More breadcrumbs -- from handle_reply():... Jeff Layton
12:22 PM Bug #39258: add statx support to kcephfs
Patches merged for v5.3. Jeff Layton
12:21 PM Bug #39258 (Resolved): add statx support to kcephfs
Jeff Layton

07/19/2019

01:14 PM Bug #40706: races in ceph_uninline_data
Looking over the code some more, I think the main issue is that we have so much of this code running under the sessio... Jeff Layton

07/14/2019

01:26 PM Bug #40706: races in ceph_uninline_data
My latest version of this set seems to have uncovered a ABBA deadlock in the inline write handling code. ceph_fill_in... Jeff Layton

07/11/2019

09:50 AM Bug #21420: ceph_osdc_writepages(): pre-allocated osdc->msgpool_op messages vs large number of sn...
Ilya Dryomov wrote:
> No, I don't think so. It now falls back to a regular allocation that can fail, while that cod...
Luis Henriques

07/10/2019

06:51 PM Bug #21420: ceph_osdc_writepages(): pre-allocated osdc->msgpool_op messages vs large number of sn...
No, I don't think so. It now falls back to a regular allocation that can fail, while that code path is specifically ... Ilya Dryomov
10:28 AM Bug #21420: ceph_osdc_writepages(): pre-allocated osdc->msgpool_op messages vs large number of sn...
I was wondering if this bug could be closed, as it seems that it has already been fixed by the "libceph: preallocate ... Luis Henriques
04:38 PM Bug #40706: races in ceph_uninline_data
Patchset posted upstream:
https://marc.info/?l=ceph-devel&m=156277513921656&w=2
Jeff Layton
01:46 PM Bug #40706: races in ceph_uninline_data
Not exactly.
After the uninlining is done, the i_inline_version is not updated until much later, after the i_rwsem...
Jeff Layton
01:28 PM Bug #40706: races in ceph_uninline_data
For ceph_write_iter(), it's protected by i_rwsem. But in ceph_page_mkwrite, i_rwsem is not locked. Zheng Yan
01:09 PM Bug #40706: races in ceph_uninline_data
My initial thinking was to use the page lock of the first page in the cache to serialize the callers, since we do tha... Jeff Layton

07/09/2019

07:13 PM Bug #40706: races in ceph_uninline_data
I think we need to make ceph_uninline_data idempotent, such that if it gets called a second time it becomes a no-op. Jeff Layton
07:12 PM Bug #40706 (Won't Fix): races in ceph_uninline_data
I've been staring at ceph_uninline_data() for a while now, and I think I've convinced myself that there are potential... Jeff Layton

07/02/2019

06:47 PM Feature #16480: kernel inline data write suport
I'm making some progress on this, but it has been rather slow going. I've made a couple of draft patchsets, but they'... Jeff Layton
03:10 AM Bug #40606: the mount point of cephfs rise up permission denied
Patrick Donnelly wrote:
> This question is more appropriate for ceph-users.
>
> In short: the kernel client does ...
Hughen X

07/01/2019

09:49 PM Bug #40606 (Rejected): the mount point of cephfs rise up permission denied
This question is more appropriate for ceph-users.
In short: the kernel client does not handle being blacklisted we...
Patrick Donnelly
10:31 AM Bug #40606 (Rejected): the mount point of cephfs rise up permission denied
I mount a directory from cephfs to local filesystem.... Hughen X

06/27/2019

08:10 PM Feature #16480 (In Progress): kernel inline data write suport
Jeff Layton
08:09 PM Feature #16480: kernel inline data write suport
I spent some time looking at this today, and I think I see a path forward. The current kclient code mostly tries to u... Jeff Layton
07:34 PM Bug #39258: add statx support to kcephfs
Patches are in for this, and there are some basic statx tests in xfstests. For now, we may have to settle for that as... Jeff Layton
 

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