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author | hunt <hunt> | 2005-04-07 15:17:29 +0000 |
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committer | hunt <hunt> | 2005-04-07 15:17:29 +0000 |
commit | 3d4bc8bea6b45893bd4b49f44df26bd602b4cba5 (patch) | |
tree | bae3fb1bc5fcbd7906574b6902c649b203274a3f /runtime/relayfs/buffers.h | |
parent | 6e01db401be4a19e6d81d9955d055e2f4e1b6aea (diff) | |
download | systemtap-steved-3d4bc8bea6b45893bd4b49f44df26bd602b4cba5.tar.gz systemtap-steved-3d4bc8bea6b45893bd4b49f44df26bd602b4cba5.tar.xz systemtap-steved-3d4bc8bea6b45893bd4b49f44df26bd602b4cba5.zip |
Update to use relayfs.
Diffstat (limited to 'runtime/relayfs/buffers.h')
-rw-r--r-- | runtime/relayfs/buffers.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/runtime/relayfs/buffers.h b/runtime/relayfs/buffers.h new file mode 100644 index 00000000..37a12493 --- /dev/null +++ b/runtime/relayfs/buffers.h @@ -0,0 +1,12 @@ +#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 */ |