From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shlomo Pongratz Subject: spin_lock in scsi_request_fn Date: Sun, 28 Oct 2012 18:17:34 +0200 Message-ID: <508D5A9E.9040109@mellanox.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from eu1sys200aog117.obsmtp.com ([207.126.144.143]:43718 "HELO eu1sys200aog117.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753086Ab2J1QRk (ORCPT ); Sun, 28 Oct 2012 12:17:40 -0400 Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: James.Bottomley@hansenpartnership.com, linux-scsi@vger.kernel.org Cc: ogerlitz@mellanox.com Hi, I've noticed a strange usage of spin lock in scsi_request_fn located in drivers/scsi/scsi_lib.c That is in line 1565 we have spin_lock(shost->host_lock); but in line 1595 we have spin_unlock_irq(shost->host_lock); Is this by design or it is a typo? Best regards, Shlomo Pongratz.