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author | Ingo Molnar <mingo@elte.hu> | 2006-03-23 03:00:44 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-23 07:38:14 -0800 |
commit | 81861d78c9edf9a9b03a9ba1f5b242d658f16832 (patch) | |
tree | 9bd32a48b9869fb809c894e560bb9ee807cf7ad1 /drivers | |
parent | 1e7933defd0fce79b2d8ecdbc7ca37fed0c188ed (diff) | |
download | linux-3.10-81861d78c9edf9a9b03a9ba1f5b242d658f16832.tar.gz linux-3.10-81861d78c9edf9a9b03a9ba1f5b242d658f16832.tar.bz2 linux-3.10-81861d78c9edf9a9b03a9ba1f5b242d658f16832.zip |
[PATCH] sem2mutex: serial ->port_write_mutex
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/char/generic_serial.c | 14 | ||||
-rw-r--r-- | drivers/char/ser_a2232.c | 4 | ||||
-rw-r--r-- | drivers/char/sx.c | 2 | ||||
-rw-r--r-- | drivers/char/vme_scc.c | 2 |
4 files changed, 11 insertions, 11 deletions
diff --git a/drivers/char/generic_serial.c b/drivers/char/generic_serial.c index e38a5f0e07b..5e59c0b4273 100644 --- a/drivers/char/generic_serial.c +++ b/drivers/char/generic_serial.c @@ -48,8 +48,8 @@ static int gs_debug; #define NEW_WRITE_LOCKING 1 #if NEW_WRITE_LOCKING #define DECL /* Nothing */ -#define LOCKIT down (& port->port_write_sem); -#define RELEASEIT up (&port->port_write_sem); +#define LOCKIT mutex_lock(& port->port_write_mutex); +#define RELEASEIT mutex_unlock(&port->port_write_mutex); #else #define DECL unsigned long flags; #define LOCKIT save_flags (flags);cli () @@ -124,14 +124,14 @@ int gs_write(struct tty_struct * tty, /* get exclusive "write" access to this port (problem 3) */ /* This is not a spinlock because we can have a disk access (page fault) in copy_from_user */ - down (& port->port_write_sem); + mutex_lock(& port->port_write_mutex); while (1) { c = count; /* This is safe because we "OWN" the "head". Noone else can - change the "head": we own the port_write_sem. */ + change the "head": we own the port_write_mutex. */ /* Don't overrun the end of the buffer */ t = SERIAL_XMIT_SIZE - port->xmit_head; if (t < c) c = t; @@ -153,7 +153,7 @@ int gs_write(struct tty_struct * tty, count -= c; total += c; } - up (& port->port_write_sem); + mutex_unlock(& port->port_write_mutex); gs_dprintk (GS_DEBUG_WRITE, "write: interrupts are %s\n", (port->flags & GS_TX_INTEN)?"enabled": "disabled"); @@ -214,7 +214,7 @@ int gs_write(struct tty_struct * tty, c = count; /* This is safe because we "OWN" the "head". Noone else can - change the "head": we own the port_write_sem. */ + change the "head": we own the port_write_mutex. */ /* Don't overrun the end of the buffer */ t = SERIAL_XMIT_SIZE - port->xmit_head; if (t < c) c = t; @@ -888,7 +888,7 @@ int gs_init_port(struct gs_port *port) spin_lock_irqsave (&port->driver_lock, flags); if (port->tty) clear_bit(TTY_IO_ERROR, &port->tty->flags); - init_MUTEX(&port->port_write_sem); + mutex_init(&port->port_write_mutex); port->xmit_cnt = port->xmit_head = port->xmit_tail = 0; spin_unlock_irqrestore(&port->driver_lock, flags); gs_set_termios(port->tty, NULL); diff --git a/drivers/char/ser_a2232.c b/drivers/char/ser_a2232.c index fee68cc895f..510bd3e0e88 100644 --- a/drivers/char/ser_a2232.c +++ b/drivers/char/ser_a2232.c @@ -97,7 +97,7 @@ #include <asm/amigahw.h> #include <linux/zorro.h> #include <asm/irq.h> -#include <asm/semaphore.h> +#include <linux/mutex.h> #include <linux/delay.h> @@ -654,7 +654,7 @@ static void a2232_init_portstructs(void) port->gs.closing_wait = 30 * HZ; port->gs.rd = &a2232_real_driver; #ifdef NEW_WRITE_LOCKING - init_MUTEX(&(port->gs.port_write_sem)); + init_MUTEX(&(port->gs.port_write_mutex)); #endif init_waitqueue_head(&port->gs.open_wait); init_waitqueue_head(&port->gs.close_wait); diff --git a/drivers/char/sx.c b/drivers/char/sx.c index a6b4f02bdce..3b474723027 100644 --- a/drivers/char/sx.c +++ b/drivers/char/sx.c @@ -2318,7 +2318,7 @@ static int sx_init_portstructs (int nboards, int nports) port->board = board; port->gs.rd = &sx_real_driver; #ifdef NEW_WRITE_LOCKING - port->gs.port_write_sem = MUTEX; + port->gs.port_write_mutex = MUTEX; #endif port->gs.driver_lock = SPIN_LOCK_UNLOCKED; /* diff --git a/drivers/char/vme_scc.c b/drivers/char/vme_scc.c index d9325281e48..fd00822ac14 100644 --- a/drivers/char/vme_scc.c +++ b/drivers/char/vme_scc.c @@ -184,7 +184,7 @@ static void scc_init_portstructs(void) port->gs.closing_wait = 30 * HZ; port->gs.rd = &scc_real_driver; #ifdef NEW_WRITE_LOCKING - port->gs.port_write_sem = MUTEX; + port->gs.port_write_mutex = MUTEX; #endif init_waitqueue_head(&port->gs.open_wait); init_waitqueue_head(&port->gs.close_wait); |