From: bugme-daemon@bugzilla.kernel.org
To: linux-scsi@vger.kernel.org
Subject: [Bug 11990] Kernel hang in spin_unlock_irq from scsi_request_fn from do_IRQ
Date: Sun, 9 Nov 2008 01:57:51 -0800 (PST) [thread overview]
Message-ID: <20081109095751.F3CB0108043@picon.linux-foundation.org> (raw)
In-Reply-To: <bug-11990-11613@http.bugzilla.kernel.org/>
http://bugzilla.kernel.org/show_bug.cgi?id=11990
------- Comment #1 from vandrove@vc.cvut.cz 2008-11-09 01:57 -------
Apparently my lower bound test kernel did not had Jens's patch to use tagged
queuing from SCSI layer applied. I've discovered reliable test case (write 4GB
of data concurrently to every attached disk), and found that reverting all 4
SATA tagged queueing related checkins gets rid of the problem:
43a49cbdf31e812c0d8f553d433b09b421f5d52c
3070f69b66b7ab2f02d8a2500edae07039c38508
e013e13bf605b9e6b702adffbe2853cfc60e7806
2fca5ccf97d2c28bcfce44f5b07d85e74e3cd18e
--
Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are the assignee for the bug, or are watching the assignee.
next prev parent reply other threads:[~2008-11-09 9:57 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-09 3:50 [Bug 11990] New: Kernel hang in spin_unlock_irq from scsi_request_fn from do_IRQ bugme-daemon
2008-11-09 3:51 ` [Bug 11990] " bugme-daemon
2008-11-09 9:57 ` bugme-daemon [this message]
2008-11-09 15:22 ` [Bug 11990] New: " James Bottomley
2008-11-09 15:23 ` [Bug 11990] " bugme-daemon
2008-11-09 19:01 ` bugme-daemon
2008-11-09 19:01 ` bugme-daemon
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=20081109095751.F3CB0108043@picon.linux-foundation.org \
--to=bugme-daemon@bugzilla.kernel.org \
--cc=linux-scsi@vger.kernel.org \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox