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kfifo_init
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
NAME
kfifo_init - allocates a new FIFO using a preallocated bufferSYNOPSIS
- struct kfifo * kfifo_init(unsigned char * buffer, unsigned int size, gfp_t gfp_mask, spinlock_t * lock);
ARGUMENTS
buffer
- the preallocated buffer to be used.
size
- the size of the internal buffer, this have to be a power of 2.
gfp_mask
- get_free_pages mask, passed to kmalloc
lock
- the lock to be used to protect the fifo buffer
DESCRIPTION
Do NOT pass the kfifo to kfifo_free after use! Simply free the struct kfifo with kfree.
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