From: Brian King <brking@us.ibm.com>
To: "Scott T. Smith" <scott@gelatinous.com>
Cc: linux-scsi@vger.kernel.org
Subject: Re: error handling in 2.6.x
Date: Wed, 01 Sep 2004 16:50:36 -0500 [thread overview]
Message-ID: <4136442C.2090303@us.ibm.com> (raw)
In-Reply-To: <1094069889.4883.652.camel@tinny.home.foo>
They are called from a kernel thread, so they can sleep if necessary.
They are called with the host_lock held, so make sure to drop the lock
before you sleep.
-Brian
Scott T. Smith wrote:
> I'm modifying an error handler for a 2.6.x driver
> (eh_device_reset_handler and eh_bus_reset_handler) and am wondering if I
> can use semaphores... is it called from a user context, or is it called
> from a "bottom half"? Given that I see scsi_eh_%d processes on my
> machine, I assume it's called from a user context, but I just wanted to
> be sure first.
>
> Scott
>
>
> -
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--
Brian King
eServer Storage I/O
IBM Linux Technology Center
next prev parent reply other threads:[~2004-09-01 21:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-01 20:18 error handling in 2.6.x Scott T. Smith
2004-09-01 21:50 ` Brian King [this message]
2004-09-01 22:42 ` Scott T. Smith
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