The patch titled
Char: mxser_new, fix recursive locking
has been removed from the -mm tree. Its filename was
char-mxser_new-fix-recursive-locking.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: Char: mxser_new, fix recursive locking
From: Jan Yenya Kasprzak <kas@xxxxxxxxxx>
Signed-off-by: Jan "Yenya" Kasprzak <kas@xxxxxxxxxx>
Acked-by: Jiri Slaby <jirislaby@xxxxxxxxx>
Acked-by: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/mxser_new.c | 7 +++++++
1 file changed, 7 insertions(+)
diff -puN drivers/char/mxser_new.c~char-mxser_new-fix-recursive-locking drivers/char/mxser_new.c
--- a/drivers/char/mxser_new.c~char-mxser_new-fix-recursive-locking
+++ a/drivers/char/mxser_new.c
@@ -2230,7 +2230,14 @@ end_intr:
port->mon_data.rxcnt += cnt;
port->mon_data.up_rxcnt += cnt;
+ /*
+ * We are called from an interrupt context with &port->slock
+ * being held. Drop it temporarily in order to prevent
+ * recursive locking.
+ */
+ spin_unlock(&port->slock);
tty_flip_buffer_push(tty);
+ spin_lock(&port->slock);
}
static void mxser_transmit_chars(struct mxser_port *port)
_
Patches currently in -mm which might be from kas@xxxxxxxxxx are
origin.patch
-
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
