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[PATCH] fuse: add bmap support

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Add support for the BMAP operation for block device based filesystems.  This
is needed to support swap-files and lilo.

Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Miklos Szeredi
2006-12-06 20:35:51 -08:00
committed by Linus Torvalds
parent d809161402
commit b2d2272fae
4 changed files with 53 additions and 0 deletions
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11
include/linux/fuse.h
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@@ -132,6 +132,7 @@ enum fuse_opcode {
FUSE_ACCESS = 34,
FUSE_CREATE = 35,
FUSE_INTERRUPT = 36,
FUSE_BMAP = 37,
};
/* The read buffer is required to be at least 8k, but may be much larger */
@@ -302,6 +303,16 @@ struct fuse_interrupt_in {
__u64 unique;
};
struct fuse_bmap_in {
__u64 block;
__u32 blocksize;
__u32 padding;
};
struct fuse_bmap_out {
__u64 block;
};
struct fuse_in_header {
__u32 len;
__u32 opcode;