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authorDave Jones <davej@redhat.com>2006-06-29 16:01:54 -0400
committerDave Jones <davej@redhat.com>2006-06-29 16:01:54 -0400
commit55b4d6a52195a8f277ffddf755ddaff359878f41 (patch)
tree06a3183a562f8da4688f65023f7a18dcad702956 /fs/xfs/xfs_extfree_item.h
parentadf8a287150667feb5747f8beade62acacc17d4e (diff)
parent1f1332f727c3229eb2166a83fec5d3de6a73dce2 (diff)
Merge ../linus
Conflicts: drivers/char/agp/Kconfig
Diffstat (limited to 'fs/xfs/xfs_extfree_item.h')
-rw-r--r--fs/xfs/xfs_extfree_item.h53
1 files changed, 52 insertions, 1 deletions
diff --git a/fs/xfs/xfs_extfree_item.h b/fs/xfs/xfs_extfree_item.h
index 5bf681708fec..0ea45edaab03 100644
--- a/fs/xfs/xfs_extfree_item.h
+++ b/fs/xfs/xfs_extfree_item.h
@@ -27,6 +27,24 @@ typedef struct xfs_extent {
27} xfs_extent_t; 27} xfs_extent_t;
28 28
29/* 29/*
30 * Since an xfs_extent_t has types (start:64, len: 32)
31 * there are different alignments on 32 bit and 64 bit kernels.
32 * So we provide the different variants for use by a
33 * conversion routine.
34 */
35
36typedef struct xfs_extent_32 {
37 xfs_dfsbno_t ext_start;
38 xfs_extlen_t ext_len;
39} __attribute__((packed)) xfs_extent_32_t;
40
41typedef struct xfs_extent_64 {
42 xfs_dfsbno_t ext_start;
43 xfs_extlen_t ext_len;
44 __uint32_t ext_pad;
45} xfs_extent_64_t;
46
47/*
30 * This is the structure used to lay out an efi log item in the 48 * This is the structure used to lay out an efi log item in the
31 * log. The efi_extents field is a variable size array whose 49 * log. The efi_extents field is a variable size array whose
32 * size is given by efi_nextents. 50 * size is given by efi_nextents.
@@ -39,6 +57,22 @@ typedef struct xfs_efi_log_format {
39 xfs_extent_t efi_extents[1]; /* array of extents to free */ 57 xfs_extent_t efi_extents[1]; /* array of extents to free */
40} xfs_efi_log_format_t; 58} xfs_efi_log_format_t;
41 59
60typedef struct xfs_efi_log_format_32 {
61 unsigned short efi_type; /* efi log item type */
62 unsigned short efi_size; /* size of this item */
63 uint efi_nextents; /* # extents to free */
64 __uint64_t efi_id; /* efi identifier */
65 xfs_extent_32_t efi_extents[1]; /* array of extents to free */
66} __attribute__((packed)) xfs_efi_log_format_32_t;
67
68typedef struct xfs_efi_log_format_64 {
69 unsigned short efi_type; /* efi log item type */
70 unsigned short efi_size; /* size of this item */
71 uint efi_nextents; /* # extents to free */
72 __uint64_t efi_id; /* efi identifier */
73 xfs_extent_64_t efi_extents[1]; /* array of extents to free */
74} xfs_efi_log_format_64_t;
75
42/* 76/*
43 * This is the structure used to lay out an efd log item in the 77 * This is the structure used to lay out an efd log item in the
44 * log. The efd_extents array is a variable size array whose 78 * log. The efd_extents array is a variable size array whose
@@ -52,6 +86,22 @@ typedef struct xfs_efd_log_format {
52 xfs_extent_t efd_extents[1]; /* array of extents freed */ 86 xfs_extent_t efd_extents[1]; /* array of extents freed */
53} xfs_efd_log_format_t; 87} xfs_efd_log_format_t;
54 88
89typedef struct xfs_efd_log_format_32 {
90 unsigned short efd_type; /* efd log item type */
91 unsigned short efd_size; /* size of this item */
92 uint efd_nextents; /* # of extents freed */
93 __uint64_t efd_efi_id; /* id of corresponding efi */
94 xfs_extent_32_t efd_extents[1]; /* array of extents freed */
95} __attribute__((packed)) xfs_efd_log_format_32_t;
96
97typedef struct xfs_efd_log_format_64 {
98 unsigned short efd_type; /* efd log item type */
99 unsigned short efd_size; /* size of this item */
100 uint efd_nextents; /* # of extents freed */
101 __uint64_t efd_efi_id; /* id of corresponding efi */
102 xfs_extent_64_t efd_extents[1]; /* array of extents freed */
103} xfs_efd_log_format_64_t;
104
55 105
56#ifdef __KERNEL__ 106#ifdef __KERNEL__
57 107
@@ -103,7 +153,8 @@ extern struct kmem_zone *xfs_efd_zone;
103xfs_efi_log_item_t *xfs_efi_init(struct xfs_mount *, uint); 153xfs_efi_log_item_t *xfs_efi_init(struct xfs_mount *, uint);
104xfs_efd_log_item_t *xfs_efd_init(struct xfs_mount *, xfs_efi_log_item_t *, 154xfs_efd_log_item_t *xfs_efd_init(struct xfs_mount *, xfs_efi_log_item_t *,
105 uint); 155 uint);
106 156int xfs_efi_copy_format(xfs_log_iovec_t *buf,
157 xfs_efi_log_format_t *dst_efi_fmt);
107void xfs_efi_item_free(xfs_efi_log_item_t *); 158void xfs_efi_item_free(xfs_efi_log_item_t *);
108 159
109#endif /* __KERNEL__ */ 160#endif /* __KERNEL__ */