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File: [Development] / linux-2.6-xfs / fs / relayfs / Attic / buffers.h (download)

Revision 1.1, Mon Aug 29 15:19:41 2005 UTC (12 years, 1 month ago) by nathans.longdrop.melbourne.sgi.com
Branch: MAIN

Merge relayfs and the initial block device tracing patch from Jens.
Merge of 2.6.x-xfs-melb:linux:23656a by kenmcd.

#ifndef _BUFFERS_H
#define _BUFFERS_H

/* This inspired by rtai/shmem */
#define FIX_SIZE(x) (((x) - 1) & PAGE_MASK) + PAGE_SIZE

extern int relay_mmap_buf(struct rchan_buf *buf, struct vm_area_struct *vma);
extern struct rchan_buf *relay_create_buf(struct rchan *chan);
extern void relay_destroy_buf(struct rchan_buf *buf);
extern void relay_remove_buf(struct kref *kref);

#endif/* _BUFFERS_H */