/*
* (C) 2001 Clemson University and The University of Chicago
*
* See COPYING in top-level directory.
*/
#ifndef __ORANGEFS_BUFMAP_H
#define __ORANGEFS_BUFMAP_H
int orangefs_bufmap_size_query(void);
int orangefs_bufmap_shift_query(void);
int orangefs_bufmap_initialize(struct ORANGEFS_dev_map_desc *user_desc);
void orangefs_bufmap_finalize(void);
void orangefs_bufmap_run_down(void);
int orangefs_bufmap_get(void);
void orangefs_bufmap_put(int buffer_index);
int orangefs_readdir_index_get(void);
void orangefs_readdir_index_put(int buffer_index);
int orangefs_bufmap_copy_from_iovec(struct iov_iter *iter,
int buffer_index,
size_t size);
int orangefs_bufmap_copy_to_iovec(struct iov_iter *iter,
int buffer_index,
size_t size);
#endif /* __ORANGEFS_BUFMAP_H */
class='main'>index : net-next.git
pinctrl: baytrail: Add missing spinlock usage in byt_gpio_irq_handler
According to VLI64 Intel Atom E3800 Specification Update (#329901)
concurrent read accesses may result in returning 0xffffffff and write
accesses may be dropped silently.
To workaround all accesses must be protected by locks.
Cc: stable@vger.kernel.org
Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>