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[XFS] endianess annotations for XFS_DIR2_DATA_UNUSED_TAG_P

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SGI-PV: 943272
SGI-Modid: xfs-linux-melb:xfs-kern:25490a

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nathan Scott <nathans@sgi.com>
This commit is contained in:
Nathan Scott 2006-03-17 17:27:47 +11:00
parent ad354eb34e
commit 1fba9f7fe2
3 changed files with 24 additions and 27 deletions
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3
fs/xfs/xfs_dir2_block.c
View File

@ -1178,8 +1178,7 @@ xfs_dir2_sf_to_block(
((char *)block + offset);
dup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
dup->length = cpu_to_be16(newoffset - offset);
INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT,
(xfs_dir2_data_off_t)
*XFS_DIR2_DATA_UNUSED_TAG_P(dup) = cpu_to_be16(
((char *)dup - (char *)block));
xfs_dir2_data_log_unused(tp, bp, dup);
(void)xfs_dir2_data_freeinsert((xfs_dir2_data_t *)block,

41
fs/xfs/xfs_dir2_data.c
View File

@ -110,7 +110,7 @@ xfs_dir2_data_check(
*/
if (be16_to_cpu(dup->freetag) == XFS_DIR2_DATA_FREE_TAG) {
ASSERT(lastfree == 0);
ASSERT(INT_GET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT) ==
ASSERT(be16_to_cpu(*XFS_DIR2_DATA_UNUSED_TAG_P(dup)) ==
(char *)dup - (char *)d);
dfp = xfs_dir2_data_freefind(d, dup);
if (dfp) {
@ -366,7 +366,7 @@ xfs_dir2_data_freescan(
*/
if (be16_to_cpu(dup->freetag) == XFS_DIR2_DATA_FREE_TAG) {
ASSERT((char *)dup - (char *)d ==
INT_GET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT));
be16_to_cpu(*XFS_DIR2_DATA_UNUSED_TAG_P(dup)));
xfs_dir2_data_freeinsert(d, dup, loghead);
p += be16_to_cpu(dup->length);
}
@ -433,8 +433,7 @@ xfs_dir2_data_init(
t=mp->m_dirblksize - (uint)sizeof(d->hdr);
d->hdr.bestfree[0].length = cpu_to_be16(t);
dup->length = cpu_to_be16(t);
INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT,
(xfs_dir2_data_off_t)((char *)dup - (char *)d));
*XFS_DIR2_DATA_UNUSED_TAG_P(dup) = cpu_to_be16((char *)dup - (char *)d);
/*
* Log it and return it.
*/
@ -594,8 +593,8 @@ xfs_dir2_data_make_free(
* Fix up the new big freespace.
*/
be16_add(&prevdup->length, len + be16_to_cpu(postdup->length));
INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(prevdup), ARCH_CONVERT,
(xfs_dir2_data_off_t)((char *)prevdup - (char *)d));
*XFS_DIR2_DATA_UNUSED_TAG_P(prevdup) =
cpu_to_be16((char *)prevdup - (char *)d);
xfs_dir2_data_log_unused(tp, bp, prevdup);
if (!needscan) {
/*
@ -628,8 +627,8 @@ xfs_dir2_data_make_free(
else if (prevdup) {
dfp = xfs_dir2_data_freefind(d, prevdup);
be16_add(&prevdup->length, len);
INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(prevdup), ARCH_CONVERT,
(xfs_dir2_data_off_t)((char *)prevdup - (char *)d));
*XFS_DIR2_DATA_UNUSED_TAG_P(prevdup) =
cpu_to_be16((char *)prevdup - (char *)d);
xfs_dir2_data_log_unused(tp, bp, prevdup);
/*
* If the previous entry was in the table, the new entry
@ -656,8 +655,8 @@ xfs_dir2_data_make_free(
newdup = (xfs_dir2_data_unused_t *)((char *)d + offset);
newdup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
newdup->length = cpu_to_be16(len + be16_to_cpu(postdup->length));
INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup), ARCH_CONVERT,
(xfs_dir2_data_off_t)((char *)newdup - (char *)d));
*XFS_DIR2_DATA_UNUSED_TAG_P(newdup) =
cpu_to_be16((char *)newdup - (char *)d);
xfs_dir2_data_log_unused(tp, bp, newdup);
/*
* If the following entry was in the table, the new entry
@ -683,8 +682,8 @@ xfs_dir2_data_make_free(
newdup = (xfs_dir2_data_unused_t *)((char *)d + offset);
newdup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
newdup->length = cpu_to_be16(len);
INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup), ARCH_CONVERT,
(xfs_dir2_data_off_t)((char *)newdup - (char *)d));
*XFS_DIR2_DATA_UNUSED_TAG_P(newdup) =
cpu_to_be16((char *)newdup - (char *)d);
xfs_dir2_data_log_unused(tp, bp, newdup);
(void)xfs_dir2_data_freeinsert(d, newdup, needlogp);
}
@ -719,7 +718,7 @@ xfs_dir2_data_use_free(
ASSERT(be16_to_cpu(dup->freetag) == XFS_DIR2_DATA_FREE_TAG);
ASSERT(offset >= (char *)dup - (char *)d);
ASSERT(offset + len <= (char *)dup + be16_to_cpu(dup->length) - (char *)d);
ASSERT((char *)dup - (char *)d == INT_GET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT));
ASSERT((char *)dup - (char *)d == be16_to_cpu(*XFS_DIR2_DATA_UNUSED_TAG_P(dup)));
/*
* Look up the entry in the bestfree table.
*/
@ -752,8 +751,8 @@ xfs_dir2_data_use_free(
newdup = (xfs_dir2_data_unused_t *)((char *)d + offset + len);
newdup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
newdup->length = cpu_to_be16(oldlen - len);
INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup), ARCH_CONVERT,
(xfs_dir2_data_off_t)((char *)newdup - (char *)d));
*XFS_DIR2_DATA_UNUSED_TAG_P(newdup) =
cpu_to_be16((char *)newdup - (char *)d);
xfs_dir2_data_log_unused(tp, bp, newdup);
/*
* If it was in the table, remove it and add the new one.
@ -779,8 +778,8 @@ xfs_dir2_data_use_free(
else if (matchback) {
newdup = dup;
newdup->length = cpu_to_be16(((char *)d + offset) - (char *)newdup);
INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup), ARCH_CONVERT,
(xfs_dir2_data_off_t)((char *)newdup - (char *)d));
*XFS_DIR2_DATA_UNUSED_TAG_P(newdup) =
cpu_to_be16((char *)newdup - (char *)d);
xfs_dir2_data_log_unused(tp, bp, newdup);
/*
* If it was in the table, remove it and add the new one.
@ -806,14 +805,14 @@ xfs_dir2_data_use_free(
else {
newdup = dup;
newdup->length = cpu_to_be16(((char *)d + offset) - (char *)newdup);
INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup), ARCH_CONVERT,
(xfs_dir2_data_off_t)((char *)newdup - (char *)d));
*XFS_DIR2_DATA_UNUSED_TAG_P(newdup) =
cpu_to_be16((char *)newdup - (char *)d);
xfs_dir2_data_log_unused(tp, bp, newdup);
newdup2 = (xfs_dir2_data_unused_t *)((char *)d + offset + len);
newdup2->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
newdup2->length = cpu_to_be16(oldlen - len - be16_to_cpu(newdup->length));
INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup2), ARCH_CONVERT,
(xfs_dir2_data_off_t)((char *)newdup2 - (char *)d));
*XFS_DIR2_DATA_UNUSED_TAG_P(newdup2) =
cpu_to_be16((char *)newdup2 - (char *)d);
xfs_dir2_data_log_unused(tp, bp, newdup2);
/*
* If the old entry was in the table, we need to scan

7
fs/xfs/xfs_dir2_data.h
View File

@ -147,12 +147,11 @@ xfs_dir2_data_entry_tag_p(xfs_dir2_data_entry_t *dep)
*/
#define XFS_DIR2_DATA_UNUSED_TAG_P(dup) \
xfs_dir2_data_unused_tag_p(dup)
static inline xfs_dir2_data_off_t *
static inline __be16 *
xfs_dir2_data_unused_tag_p(xfs_dir2_data_unused_t *dup)
{
return (xfs_dir2_data_off_t *) \
((char *)(dup) + be16_to_cpu((dup)->length) \
- (uint)sizeof(xfs_dir2_data_off_t));
return (__be16 *)((char *)dup +
be16_to_cpu(dup->length) - sizeof(__be16));
}
/*