From: David Disseldorp <ddiss@suse.de>
To: Ilya Dryomov <idryomov@gmail.com>
Cc: ceph-devel@vger.kernel.org, Alex Elder <elder@linaro.org>
Subject: Re: [PATCH 7/8] rbd: don't call rbd_osd_req_format_read() for !img_data requests
Date: Mon, 26 Sep 2016 14:05:36 +0200 [thread overview]
Message-ID: <20160926140536.0501ccce@echidna.suse.de> (raw)
In-Reply-To: <1474304608-17958-8-git-send-email-idryomov@gmail.com>
On Mon, 19 Sep 2016 19:03:27 +0200, Ilya Dryomov wrote:
> Accessing obj_request->img_request union field is only valid for object
> requests associated with an image (i.e. if obj_request_img_data_test()
> returns true). rbd_osd_req_format_read() used to do more, but now it
> just sets osd_req->snap_id. Standalone and stat object requests always
> go to the HEAD revision and are fine with CEPH_NOSNAP set by libceph,
> so get around the invalid union field use by simply not calling
> rbd_osd_req_format_read() in those places.
>
> Reported-by: David Disseldorp <ddiss@suse.de>
> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Looks fine.
Reviewed-by: David Disseldorp <ddiss@suse.de>
next prev parent reply other threads:[~2016-09-26 12:05 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-19 17:03 [PATCH 0/8] rbd: layering (mostly) error path fixes Ilya Dryomov
2016-09-19 17:03 ` [PATCH 1/8] rbd: change rbd_obj_request_submit() signature Ilya Dryomov
2016-09-23 15:38 ` Alex Elder
2016-09-26 12:38 ` David Disseldorp
2016-09-19 17:03 ` [PATCH 2/8] rbd: clean up asserts in rbd_img_obj_request_submit() helpers Ilya Dryomov
2016-09-23 15:57 ` Alex Elder
2016-09-23 16:07 ` Ilya Dryomov
2016-09-23 16:41 ` Alex Elder
2016-09-26 12:43 ` David Disseldorp
2016-09-19 17:03 ` [PATCH 3/8] rbd: mark the original request as done if stat request fails Ilya Dryomov
2016-09-23 21:39 ` Alex Elder
2016-09-26 12:28 ` Ilya Dryomov
2016-09-19 17:03 ` [PATCH 4/8] rbd: move bumping img_request refcount into rbd_obj_request_submit() Ilya Dryomov
2016-09-25 15:56 ` Alex Elder
2016-09-26 14:38 ` Ilya Dryomov
2016-09-28 0:22 ` Alex Elder
2016-09-29 15:15 ` Ilya Dryomov
2016-09-19 17:03 ` [PATCH 5/8] rbd: don't crash or leak on errors in rbd_img_obj_parent_read_full_callback() Ilya Dryomov
2016-09-25 16:02 ` Alex Elder
2016-09-26 12:58 ` David Disseldorp
2016-09-19 17:03 ` [PATCH 6/8] rbd: rework rbd_img_obj_exists_submit() error paths Ilya Dryomov
2016-09-25 16:30 ` Alex Elder
2016-09-26 12:05 ` David Disseldorp
2016-09-19 17:03 ` [PATCH 7/8] rbd: don't call rbd_osd_req_format_read() for !img_data requests Ilya Dryomov
2016-09-25 16:44 ` Alex Elder
2016-09-26 16:37 ` Ilya Dryomov
2016-09-27 17:11 ` Alex Elder
2016-09-26 12:05 ` David Disseldorp [this message]
2016-09-19 17:03 ` [PATCH 8/8] rbd: img_data requests don't own their page array Ilya Dryomov
2016-09-25 17:06 ` Alex Elder
2016-09-26 15:33 ` David Disseldorp
2016-09-26 17:25 ` Ilya Dryomov
2016-09-19 17:06 ` [PATCH 0/8] rbd: layering (mostly) error path fixes Alex Elder
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