From: Tomas Winkler <tomas.winkler@intel.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Alexander Usyskin <alexander.usyskin@intel.com>,
linux-kernel@vger.kernel.org,
Tomas Winkler <tomas.winkler@intel.com>
Subject: [char-misc-next 01/12] mei: move read cb to complete queue if not connected
Date: Fri, 22 Jul 2016 15:56:18 +0300 [thread overview]
Message-ID: <1469192189-29042-2-git-send-email-tomas.winkler@intel.com> (raw)
In-Reply-To: <1469192189-29042-1-git-send-email-tomas.winkler@intel.com>
From: Alexander Usyskin <alexander.usyskin@intel.com>
Move read cb to the completion queue if a read finds out that client
is not connected. This expedite user space reader wake on error
condition.
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
---
drivers/misc/mei/interrupt.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index 436ecda3935e..412229e7bb7c 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -113,6 +113,7 @@ int mei_cl_irq_read_msg(struct mei_cl *cl,
if (!mei_cl_is_connected(cl)) {
cl_dbg(dev, cl, "not connected\n");
+ list_move_tail(&cb->list, &complete_list->list);
cb->status = -ENODEV;
goto out;
}
--
2.7.4
next prev parent reply other threads:[~2016-07-22 12:57 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-22 12:56 [char-misc-next 00/12] mei: rx enhancements Tomas Winkler
2016-07-22 12:56 ` Tomas Winkler [this message]
2016-07-22 12:56 ` [char-misc-next 02/12] mei: add file pointer to the host client structure Tomas Winkler
2016-07-22 12:56 ` [char-misc-next 03/12] mei: add read callback on demand for fixed_address clients Tomas Winkler
2016-07-22 12:56 ` [char-misc-next 04/12] mei: amthif: drop mei_clear_lists function Tomas Winkler
2016-07-22 12:56 ` [char-misc-next 05/12] mei: drop redundant krealloc and checks in irq read Tomas Winkler
2016-07-22 12:56 ` [char-misc-next 06/12] mei: prepare read cb for fixed address clients on the receive path only Tomas Winkler
2016-07-22 12:56 ` [char-misc-next 07/12] mei: rx flow control counter Tomas Winkler
2016-07-22 12:56 ` [char-misc-next 08/12] mei: use consistent naming for TX control flow credits Tomas Winkler
2016-07-22 12:56 ` [char-misc-next 09/12] mei: add wrapper for queuing control commands Tomas Winkler
2016-07-22 12:56 ` [char-misc-next 10/12] mei: enqueue consecutive reads Tomas Winkler
2016-07-22 12:56 ` [char-misc-next 11/12] mei: amthif: drop mei_amthif_read Tomas Winkler
2016-07-22 12:56 ` [char-misc-next 12/12] mei: drop unused file transaction states Tomas Winkler
2016-07-24 22:52 ` [char-misc-next 00/12] mei: rx enhancements Winkler, Tomas
2016-07-24 23:28 ` Greg Kroah-Hartman
2016-07-25 21:49 ` Winkler, Tomas
2016-08-29 21:27 ` Winkler, Tomas
2016-08-30 6:11 ` 'Greg Kroah-Hartman'
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