From: Corey Minyard <corey@minyard.net>
To: linux-kernel@vger.kernel.org,
openipmi-developer@lists.sourceforge.net,
Rik van Riel <riel@surriel.com>
Cc: "Paul E . McKenney" <paulmck@kernel.org>,
Breno Leitao <leitao@debian.org>,
Corey Minyard <corey@minyard.net>,
Corey Minyard <cminyard@mvista.com>
Subject: [PATCH 21/23] Documentation:ipmi: Remove comments about interrupt level
Date: Thu, 24 Apr 2025 11:49:58 -0500 [thread overview]
Message-ID: <20250424165020.627193-22-corey@minyard.net> (raw)
In-Reply-To: <20250424165020.627193-1-corey@minyard.net>
Callbacks no longer run at interrupt level or bh, so remove those
comments.
Signed-off-by: Corey Minyard <cminyard@mvista.com>
---
Documentation/driver-api/ipmi.rst | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/Documentation/driver-api/ipmi.rst b/Documentation/driver-api/ipmi.rst
index dfa021eacd63..3a533cd2ef60 100644
--- a/Documentation/driver-api/ipmi.rst
+++ b/Documentation/driver-api/ipmi.rst
@@ -280,10 +280,8 @@ Creating the User
To use the message handler, you must first create a user using
ipmi_create_user. The interface number specifies which SMI you want
to connect to, and you must supply callback functions to be called
-when data comes in. The callback function can run at interrupt level,
-so be careful using the callbacks. This also allows to you pass in a
-piece of data, the handler_data, that will be passed back to you on
-all calls.
+when data comes in. This also allows to you pass in a piece of data,
+the handler_data, that will be passed back to you on all calls.
Once you are done, call ipmi_destroy_user() to get rid of the user.
@@ -303,8 +301,7 @@ use it for anything you like.
Responses come back in the function pointed to by the ipmi_recv_hndl
field of the "handler" that you passed in to ipmi_create_user().
-Remember again, these may be running at interrupt level. Remember to
-look at the receive type, too.
+Remember to look at the receive type, too.
From userland, you fill out an ipmi_req_t structure and use the
IPMICTL_SEND_COMMAND ioctl. For incoming stuff, you can use select()
--
2.43.0
next prev parent reply other threads:[~2025-04-24 16:51 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-24 16:49 [PATCH 00/23] ipmi: Remove SRCU and handle the fallout Corey Minyard
2025-04-24 16:49 ` [PATCH 01/23] ipmi:msghandler: Use READ_ONCE on run_to_completion Corey Minyard
2025-04-24 16:49 ` [PATCH 02/23] ipmi:msghandler: Rename recv_work to smi_work Corey Minyard
2025-04-24 16:49 ` [PATCH 03/23] ipmi:msghandler: Move timer handling into a work queue Corey Minyard
2025-04-24 16:49 ` [PATCH 04/23] ipmi:msghandler: Deliver user messages in " Corey Minyard
2025-04-24 16:49 ` [PATCH 05/23] ipmi_msghandler: Change the events lock to a mutex Corey Minyard
2025-04-24 16:49 ` [PATCH 06/23] ipmi:msghandler: Use the system_wq, not system_bh_wq Corey Minyard
2025-04-24 16:49 ` [PATCH 07/23] ipmi:msghandler: Remove srcu from the ipmi user structure Corey Minyard
2025-04-24 16:49 ` [PATCH 08/23] ipmi:msghandler: Remove srcu for the ipmi_interfaces list Corey Minyard
2025-04-24 16:49 ` [PATCH 09/23] ipmi:watchdog: Change lock to mutex Corey Minyard
2025-04-24 16:49 ` [PATCH 10/23] ipmi: Add a note about the pretimeout callback Corey Minyard
2025-04-24 16:49 ` [PATCH 11/23] ipmi:msghandler: Remove some user level processing in panic mode Corey Minyard
2025-04-24 16:49 ` [PATCH 12/23] ipmi:msghandler: Fix locking around users and interfaces Corey Minyard
2025-04-24 16:49 ` [PATCH 13/23] ipmi:msghandler: Don't acquire a user refcount for queued messages Corey Minyard
2025-04-24 16:49 ` [PATCH 14/23] ipmi:msghandler: Don't check for shutdown when returning responses Corey Minyard
2025-04-24 16:49 ` [PATCH 15/23] ipmi:msghandler: Remove proc_fs.h Corey Minyard
2025-04-24 16:49 ` [PATCH 16/23] ipmi:msghandler: Shut down lower layer first at unregister Corey Minyard
2025-04-24 16:49 ` [PATCH 17/23] ipmi:msghandler: Add a error return from unhandle LAN cmds Corey Minyard
2025-04-24 16:49 ` [PATCH 18/23] ipmi:si: Rework startup of IPMI devices Corey Minyard
2025-04-24 16:49 ` [PATCH 19/23] ipmi:msghandler: Don't deliver messages to deleted users Corey Minyard
2025-04-24 16:49 ` [PATCH 20/23] ipmi:ssif: Fix a shutdown race Corey Minyard
2025-04-24 16:49 ` Corey Minyard [this message]
2025-04-24 16:49 ` [PATCH 22/23] ipmi:msghandler: Export and fix panic messaging capability Corey Minyard
2025-04-24 16:50 ` [PATCH 23/23] ipmi:watchdog: Use the new interface for panic messages Corey Minyard
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