From: "Stephen M. Cameron" <scameron@beardog.cce.hp.com>
To: James.Bottomley@HansenPartnership.com, akpm@linux-foundation.org
Cc: mikem@beardog.cce.hp.com, brace@beardog.cce.hp.com,
matthew.gates@hp.com, linux-scsi@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 21/30] hpsa: Add an shost_to_hba helper function.
Date: Thu, 04 Feb 2010 08:43:11 -0600 [thread overview]
Message-ID: <20100204144310.10406.60867.stgit@beardog.cce.hp.com> (raw)
In-Reply-To: <20100204144012.10406.14868.stgit@beardog.cce.hp.com>
From: Stephen M. Cameron <scameron@beardog.cce.hp.com>
hpsa: Add an shost_to_hba helper function.
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
---
drivers/scsi/hpsa.c | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 320d686..e81df76 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -197,6 +197,12 @@ static inline struct ctlr_info *sdev_to_hba(struct scsi_device *sdev)
return (struct ctlr_info *) *priv;
}
+static inline struct ctlr_info *shost_to_hba(struct Scsi_Host *sh)
+{
+ unsigned long *priv = shost_priv(sh);
+ return (struct ctlr_info *) *priv;
+}
+
static struct task_struct *hpsa_scan_thread;
static DEFINE_MUTEX(hpsa_scan_mutex);
static LIST_HEAD(hpsa_scan_q);
@@ -381,8 +387,7 @@ static ssize_t host_store_rescan(struct device *dev,
{
struct ctlr_info *h;
struct Scsi_Host *shost = class_to_shost(dev);
- unsigned long *priv = shost_priv(shost);
- h = (struct ctlr_info *) *priv;
+ h = shost_to_hba(shost);
if (add_to_scan_list(h)) {
wake_up_process(hpsa_scan_thread);
wait_for_completion_interruptible(&h->scan_wait);
next prev parent reply other threads:[~2010-02-04 14:42 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-04 14:41 [PATCH 00/30] hpsa: Feb 2010 driver updates Stephen M. Cameron
2010-02-04 14:41 ` [PATCH 01/30] hpsa: fix typo in comments Stephen M. Cameron
2010-02-04 14:41 ` [PATCH 02/30] hpsa: Use kernel integer types, not userland ones Stephen M. Cameron
2010-02-04 14:41 ` [PATCH 03/30] hpsa: avoid unwanted promotion from unsigned to signed for raid level index Stephen M. Cameron
2010-02-04 14:41 ` [PATCH 04/30] hpsa: Use BUG_ON instead of an if statement Stephen M. Cameron
2010-02-04 14:41 ` [PATCH 05/30] hpsa: make adjust_hpsa_scsi_table return void Stephen M. Cameron
2010-02-04 14:41 ` [PATCH 06/30] hpsa: remove superfluous returns from void functions Stephen M. Cameron
2010-02-04 14:41 ` [PATCH 07/30] hpsa: return proper error codes not minus one Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 08/30] hpsa: use sizeof() not an inline constant in memset Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 09/30] hpsa: use kzalloc not kmalloc plus memset Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 10/30] hpsa: remove unwanted debug code Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 11/30] hpsa: eliminate unnecessary memcpys Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 12/30] hpsa: make tag macros into functions Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 13/30] hpsa: fix some debug printks to use dev_dbg instead Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 14/30] hpsa: interrupt pending function should return bool not unsigned long Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 15/30] hpsa: Allow multiple command completions per interrupt Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 16/30] hpsa: add pci ids for storageworks 1210m, remove p400, p800, p700m Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 17/30] hpsa: Fix p1210m LUN assignment Stephen M. Cameron
2010-02-04 14:42 ` [PATCH 18/30] hpsa: Return DID_RESET for commands which complete with status of UNSOLICITED ABORT Stephen M. Cameron
2010-02-04 14:43 ` [PATCH 19/30] hpsa: Retry commands completing with a sense key of ABORTED_COMMAND Stephen M. Cameron
2010-02-04 14:43 ` [PATCH 20/30] hpsa: Don't return DID_NO_CONNECT when a device is merely not ready Stephen M. Cameron
2010-02-04 14:43 ` Stephen M. Cameron [this message]
2010-02-04 14:43 ` [PATCH 22/30] hpsa: use scan_start and scan_finished entry points for scanning Stephen M. Cameron
2010-02-04 14:43 ` [PATCH 23/30] hpsa: when resetting devices, print out which device Stephen M. Cameron
2010-02-04 14:43 ` [PATCH 24/30] hpsa: print all the bytes of the CDB, not just the first one Stephen M. Cameron
2010-02-04 14:43 ` [PATCH 25/30] hpsa: clarify obscure comment in adjust_hpsa_scsi_table Stephen M. Cameron
2010-02-04 14:43 ` [PATCH 26/30] hpsa: Fix hpsa_find_scsi_entry so that it doesn't try to dereference NULL pointers Stephen M. Cameron
2010-02-04 14:43 ` [PATCH 27/30] hpsa: fix bug in adjust_hpsa_scsi_table Stephen M. Cameron
2010-02-04 14:43 ` [PATCH 28/30] hpsa: eliminate lock_kernel in compat_ioctl Stephen M. Cameron
2010-02-04 14:43 ` [PATCH 29/30] hpsa: Reorder compat ioctl functions to eliminate some forward declarations Stephen M. Cameron
2010-02-04 14:43 ` [PATCH 30/30] hpsa: `update driver version to 2.0.1-3 Stephen M. Cameron
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=20100204144310.10406.60867.stgit@beardog.cce.hp.com \
--to=scameron@beardog.cce.hp.com \
--cc=James.Bottomley@HansenPartnership.com \
--cc=akpm@linux-foundation.org \
--cc=brace@beardog.cce.hp.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-scsi@vger.kernel.org \
--cc=matthew.gates@hp.com \
--cc=mikem@beardog.cce.hp.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox