From: Kevin Wolf <kwolf@redhat.com>
To: qemu-block@nongnu.org
Cc: kwolf@redhat.com, vsementsov@virtuozzo.com, s.reiter@proxmox.com,
qemu-devel@nongnu.org, dietmar@proxmox.com, stefanha@redhat.com,
mreitz@redhat.com, t.lamprecht@proxmox.com
Subject: [PATCH for-5.0 v2 0/3] block: Fix blk->in_flight during blk_wait_while_drained()
Date: Mon, 6 Apr 2020 19:14:00 +0200 [thread overview]
Message-ID: <20200406171403.6761-1-kwolf@redhat.com> (raw)
This fixes deadlocks when draining a BlockBackend in an iothread that
receives new requests at the same time.
v2:
- Rework the whole thing so that direct callers of blk_co_*() aren't
broken after the series [Max]
Kevin Wolf (3):
block-backend: Reorder flush/pdiscard function definitions
block: Increase BB.in_flight for coroutine interfaces
block: Fix blk->in_flight during blk_wait_while_drained()
include/sysemu/block-backend.h | 1 -
block/block-backend.c | 199 +++++++++++++++++++++------------
2 files changed, 125 insertions(+), 75 deletions(-)
--
2.20.1
next reply other threads:[~2020-04-06 17:15 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-06 17:14 Kevin Wolf [this message]
2020-04-06 17:14 ` [PATCH for-5.0 v2 1/3] block-backend: Reorder flush/pdiscard function definitions Kevin Wolf
2020-04-07 5:45 ` Vladimir Sementsov-Ogievskiy
2020-04-07 9:22 ` Max Reitz
2020-04-06 17:14 ` [PATCH for-5.0 v2 2/3] block: Increase BB.in_flight for coroutine interfaces Kevin Wolf
2020-04-07 6:41 ` Vladimir Sementsov-Ogievskiy
2020-04-07 8:52 ` Kevin Wolf
2020-04-07 9:10 ` Vladimir Sementsov-Ogievskiy
2020-04-07 9:48 ` Kevin Wolf
2020-04-07 10:00 ` Vladimir Sementsov-Ogievskiy
2020-04-07 10:04 ` Max Reitz
2020-04-07 10:15 ` Max Reitz
2020-04-07 11:13 ` Kevin Wolf
2020-04-07 11:27 ` Max Reitz
2020-04-06 17:14 ` [PATCH for-5.0 v2 3/3] block: Fix blk->in_flight during blk_wait_while_drained() Kevin Wolf
2020-04-07 6:52 ` Vladimir Sementsov-Ogievskiy
2020-04-07 8:59 ` Kevin Wolf
2020-04-07 9:15 ` Vladimir Sementsov-Ogievskiy
2020-04-07 10:12 ` Max Reitz
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200406171403.6761-1-kwolf@redhat.com \
--to=kwolf@redhat.com \
--cc=dietmar@proxmox.com \
--cc=mreitz@redhat.com \
--cc=qemu-block@nongnu.org \
--cc=qemu-devel@nongnu.org \
--cc=s.reiter@proxmox.com \
--cc=stefanha@redhat.com \
--cc=t.lamprecht@proxmox.com \
--cc=vsementsov@virtuozzo.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.