The patch titled
Char: mxser_new, lock count and flags
has been removed from the -mm tree. Its filename was
char-mxser_new-lock-count-and-flags.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: Char: mxser_new, lock count and flags
From: Jiri Slaby <jirislaby@xxxxxxxxx>
Both open count and INITIALIZED flag should be changed under lock.
Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
Cc: <osv@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/mxser_new.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff -puN drivers/char/mxser_new.c~char-mxser_new-lock-count-and-flags drivers/char/mxser_new.c
--- a/drivers/char/mxser_new.c~char-mxser_new-lock-count-and-flags
+++ a/drivers/char/mxser_new.c
@@ -853,9 +853,9 @@ static int mxser_startup(struct mxser_po
* and set the speed of the serial port
*/
mxser_change_speed(info, NULL);
+ info->flags |= ASYNC_INITIALIZED;
spin_unlock_irqrestore(&info->slock, flags);
- info->flags |= ASYNC_INITIALIZED;
return 0;
}
@@ -925,6 +925,7 @@ static void mxser_shutdown(struct mxser_
static int mxser_open(struct tty_struct *tty, struct file *filp)
{
struct mxser_port *info;
+ unsigned long flags;
int retval, line;
line = tty->index;
@@ -941,7 +942,9 @@ static int mxser_open(struct tty_struct
/*
* Start up serial port
*/
+ spin_lock_irqsave(&info->slock, flags);
info->count++;
+ spin_unlock_irqrestore(&info->slock, flags);
retval = mxser_startup(info);
if (retval)
return retval;
_
Patches currently in -mm which might be from jirislaby@xxxxxxxxx are
origin.patch
char-use-more-pci_device-macro.patch
char-cyclades-use-pci_device_id.patch
maintainers-remove-two-dead-e-mail.patch
char-specialix-isr-have-2-params.patch
char-timers-cleanup.patch
fbdev-driver-for-s3-trio-virge-update-2-fix.patch
video-fb-add-true-ref_count-atomicity.patch
video-fb-kzalloc-changes.patch
shrink_slab-handle-bad-shrinkers.patch
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