diff options
| author | Sebastian Andrzej Siewior <bigeasy@linutronix.de> | 2021-09-23 20:29:18 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-10-13 15:36:48 +0300 |
| commit | 880732ae31e890a568a71eb50d5747284b3c4dbe (patch) | |
| tree | d7e64027fec15b8a89def8999a515aecef9e7766 /samples/kfifo | |
| parent | 85385a51ceadfe79ae3b1eb5848fab6c3b917ea8 (diff) | |
| download | linux-880732ae31e890a568a71eb50d5747284b3c4dbe.tar.xz | |
samples/kfifo: Rename read_lock/write_lock
The variables names read_lock and write_lock can clash with functions used for
read/writer locks.
Rename read_lock to read_access and write_lock to write_access to avoid a name
collision.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Link: https://lkml.kernel.org/r/20210806152551.qio7c3ho6pexezup@linutronix.de
Link: https://lore.kernel.org/r/20210923172918.o22iwgvn3w7ilh44@linutronix.de
Acked-by: Stefani Seibold <stefani@seibold.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'samples/kfifo')
| -rw-r--r-- | samples/kfifo/bytestream-example.c | 12 | ||||
| -rw-r--r-- | samples/kfifo/inttype-example.c | 12 | ||||
| -rw-r--r-- | samples/kfifo/record-example.c | 12 |
3 files changed, 18 insertions, 18 deletions
diff --git a/samples/kfifo/bytestream-example.c b/samples/kfifo/bytestream-example.c index 5a90aa527877..642d0748c169 100644 --- a/samples/kfifo/bytestream-example.c +++ b/samples/kfifo/bytestream-example.c @@ -22,10 +22,10 @@ #define PROC_FIFO "bytestream-fifo" /* lock for procfs read access */ -static DEFINE_MUTEX(read_lock); +static DEFINE_MUTEX(read_access); /* lock for procfs write access */ -static DEFINE_MUTEX(write_lock); +static DEFINE_MUTEX(write_access); /* * define DYNAMIC in this example for a dynamically allocated fifo. @@ -116,12 +116,12 @@ static ssize_t fifo_write(struct file *file, const char __user *buf, int ret; unsigned int copied; - if (mutex_lock_interruptible(&write_lock)) + if (mutex_lock_interruptible(&write_access)) return -ERESTARTSYS; ret = kfifo_from_user(&test, buf, count, &copied); - mutex_unlock(&write_lock); + mutex_unlock(&write_access); if (ret) return ret; @@ -134,12 +134,12 @@ static ssize_t fifo_read(struct file *file, char __user *buf, int ret; unsigned int copied; - if (mutex_lock_interruptible(&read_lock)) + if (mutex_lock_interruptible(&read_access)) return -ERESTARTSYS; ret = kfifo_to_user(&test, buf, count, &copied); - mutex_unlock(&read_lock); + mutex_unlock(&read_access); if (ret) return ret; diff --git a/samples/kfifo/inttype-example.c b/samples/kfifo/inttype-example.c index e5403d8c971a..c61482ba94f4 100644 --- a/samples/kfifo/inttype-example.c +++ b/samples/kfifo/inttype-example.c @@ -22,10 +22,10 @@ #define PROC_FIFO "int-fifo" /* lock for procfs read access */ -static DEFINE_MUTEX(read_lock); +static DEFINE_MUTEX(read_access); /* lock for procfs write access */ -static DEFINE_MUTEX(write_lock); +static DEFINE_MUTEX(write_access); /* * define DYNAMIC in this example for a dynamically allocated fifo. @@ -109,12 +109,12 @@ static ssize_t fifo_write(struct file *file, const char __user *buf, int ret; unsigned int copied; - if (mutex_lock_interruptible(&write_lock)) + if (mutex_lock_interruptible(&write_access)) return -ERESTARTSYS; ret = kfifo_from_user(&test, buf, count, &copied); - mutex_unlock(&write_lock); + mutex_unlock(&write_access); if (ret) return ret; @@ -127,12 +127,12 @@ static ssize_t fifo_read(struct file *file, char __user *buf, int ret; unsigned int copied; - if (mutex_lock_interruptible(&read_lock)) + if (mutex_lock_interruptible(&read_access)) return -ERESTARTSYS; ret = kfifo_to_user(&test, buf, count, &copied); - mutex_unlock(&read_lock); + mutex_unlock(&read_access); if (ret) return ret; diff --git a/samples/kfifo/record-example.c b/samples/kfifo/record-example.c index f64f3d62d6c2..e4087b2d3fc4 100644 --- a/samples/kfifo/record-example.c +++ b/samples/kfifo/record-example.c @@ -22,10 +22,10 @@ #define PROC_FIFO "record-fifo" /* lock for procfs read access */ -static DEFINE_MUTEX(read_lock); +static DEFINE_MUTEX(read_access); /* lock for procfs write access */ -static DEFINE_MUTEX(write_lock); +static DEFINE_MUTEX(write_access); /* * define DYNAMIC in this example for a dynamically allocated fifo. @@ -123,12 +123,12 @@ static ssize_t fifo_write(struct file *file, const char __user *buf, int ret; unsigned int copied; - if (mutex_lock_interruptible(&write_lock)) + if (mutex_lock_interruptible(&write_access)) return -ERESTARTSYS; ret = kfifo_from_user(&test, buf, count, &copied); - mutex_unlock(&write_lock); + mutex_unlock(&write_access); if (ret) return ret; @@ -141,12 +141,12 @@ static ssize_t fifo_read(struct file *file, char __user *buf, int ret; unsigned int copied; - if (mutex_lock_interruptible(&read_lock)) + if (mutex_lock_interruptible(&read_access)) return -ERESTARTSYS; ret = kfifo_to_user(&test, buf, count, &copied); - mutex_unlock(&read_lock); + mutex_unlock(&read_access); if (ret) return ret; |