Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=cd8b0a97bd9216578a44a9bf82188cd901295964
Commit: cd8b0a97bd9216578a44a9bf82188cd901295964
Parent: e05596643d4bb5ab7d813d1ac5724178ca4c7134
Author: Christoph Hellwig <[EMAIL PROTECTED]>
AuthorDate: Thu Aug 16 16:24:15 2007 +1000
Committer: Tim Shimmin <[EMAIL PROTECTED]>
CommitDate: Mon Oct 15 16:26:44 2007 +1000
[XFS] endianess annotations for xfs_bmbt_rec_t
SGI-PV: 968563
SGI-Modid: xfs-linux-melb:xfs-kern:29321a
Signed-off-by: Christoph Hellwig <[EMAIL PROTECTED]>
Signed-off-by: David Chinner <[EMAIL PROTECTED]>
Signed-off-by: Tim Shimmin <[EMAIL PROTECTED]>
---
fs/xfs/xfs_bmap.c | 8 ++++----
fs/xfs/xfs_bmap_btree.c | 28 +++++++++-------------------
fs/xfs/xfs_bmap_btree.h | 13 +------------
fs/xfs/xfs_inode.c | 12 ++++--------
4 files changed, 18 insertions(+), 43 deletions(-)
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index bbef394..9abe93c 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -3492,8 +3492,8 @@ xfs_bmap_extents_to_btree(
for (cnt = i = 0; i < nextents; i++) {
ep = xfs_iext_get_ext(ifp, i);
if (!ISNULLSTARTBLOCK(xfs_bmbt_get_startblock(ep))) {
- arp->l0 = INT_GET(ep->l0, ARCH_CONVERT);
- arp->l1 = INT_GET(ep->l1, ARCH_CONVERT);
+ arp->l0 = cpu_to_be64(ep->l0);
+ arp->l1 = cpu_to_be64(ep->l1);
arp++; cnt++;
}
}
@@ -4566,8 +4566,8 @@ xfs_bmap_read_extents(
start = i;
for (j = 0; j < num_recs; j++, i++, frp++) {
xfs_bmbt_rec_host_t *trp = xfs_iext_get_ext(ifp, i);
- trp->l0 = INT_GET(frp->l0, ARCH_CONVERT);
- trp->l1 = INT_GET(frp->l1, ARCH_CONVERT);
+ trp->l0 = be64_to_cpu(frp->l0);
+ trp->l1 = be64_to_cpu(frp->l1);
}
if (exntf == XFS_EXTFMT_NOSTATE) {
/*
diff --git a/fs/xfs/xfs_bmap_btree.c b/fs/xfs/xfs_bmap_btree.c
index abe3555..41092a2 100644
--- a/fs/xfs/xfs_bmap_btree.c
+++ b/fs/xfs/xfs_bmap_btree.c
@@ -1914,19 +1914,13 @@ xfs_bmbt_get_state(
ext_flag);
}
-#ifndef XFS_NATIVE_HOST
/* Endian flipping versions of the bmbt extraction functions */
void
xfs_bmbt_disk_get_all(
xfs_bmbt_rec_t *r,
xfs_bmbt_irec_t *s)
{
- __uint64_t l0, l1;
-
- l0 = INT_GET(r->l0, ARCH_CONVERT);
- l1 = INT_GET(r->l1, ARCH_CONVERT);
-
- __xfs_bmbt_get_all(l0, l1, s);
+ __xfs_bmbt_get_all(be64_to_cpu(r->l0), be64_to_cpu(r->l1), s);
}
/*
@@ -1936,7 +1930,7 @@ xfs_filblks_t
xfs_bmbt_disk_get_blockcount(
xfs_bmbt_rec_t *r)
{
- return (xfs_filblks_t)(INT_GET(r->l1, ARCH_CONVERT) & XFS_MASK64LO(21));
+ return (xfs_filblks_t)(be64_to_cpu(r->l1) & XFS_MASK64LO(21));
}
/*
@@ -1946,11 +1940,9 @@ xfs_fileoff_t
xfs_bmbt_disk_get_startoff(
xfs_bmbt_rec_t *r)
{
- return ((xfs_fileoff_t)INT_GET(r->l0, ARCH_CONVERT) &
+ return ((xfs_fileoff_t)be64_to_cpu(r->l0) &
XFS_MASK64LO(64 - BMBT_EXNTFLAG_BITLEN)) >> 9;
}
-#endif /* XFS_NATIVE_HOST */
-
/*
* Increment cursor by one record at the level.
@@ -2348,7 +2340,6 @@ xfs_bmbt_set_all(
}
-#ifndef XFS_NATIVE_HOST
/*
* Set all the fields in a disk format bmap extent record from the arguments.
*/
@@ -2369,29 +2360,29 @@ xfs_bmbt_disk_set_allf(
#if XFS_BIG_BLKNOS
ASSERT((startblock & XFS_MASK64HI(64-BMBT_STARTBLOCK_BITLEN)) == 0);
- INT_SET(r->l0, ARCH_CONVERT,
+ r->l0 = cpu_to_be64(
((xfs_bmbt_rec_base_t)extent_flag << 63) |
((xfs_bmbt_rec_base_t)startoff << 9) |
((xfs_bmbt_rec_base_t)startblock >> 43));
- INT_SET(r->l1, ARCH_CONVERT,
+ r->l1 = cpu_to_be64(
((xfs_bmbt_rec_base_t)startblock << 21) |
((xfs_bmbt_rec_base_t)blockcount &
(xfs_bmbt_rec_base_t)XFS_MASK64LO(21)));
#else /* !XFS_BIG_BLKNOS */
if (ISNULLSTARTBLOCK(b)) {
- INT_SET(r->l0, ARCH_CONVERT,
+ r->l0 = cpu_to_be64(
((xfs_bmbt_rec_base_t)extent_flag << 63) |
((xfs_bmbt_rec_base_t)startoff << 9) |
(xfs_bmbt_rec_base_t)XFS_MASK64LO(9));
- INT_SET(r->l1, ARCH_CONVERT, XFS_MASK64HI(11) |
+ r->l1 = cpu_to_be64(XFS_MASK64HI(11) |
((xfs_bmbt_rec_base_t)startblock << 21) |
((xfs_bmbt_rec_base_t)blockcount &
(xfs_bmbt_rec_base_t)XFS_MASK64LO(21)));
} else {
- INT_SET(r->l0, ARCH_CONVERT,
+ r->l0 = cpu_to_be64(
((xfs_bmbt_rec_base_t)extent_flag << 63) |
((xfs_bmbt_rec_base_t)startoff << 9));
- INT_SET(r->l1, ARCH_CONVERT,
+ r->l1 = cpu_to_be64(
((xfs_bmbt_rec_base_t)startblock << 21) |
((xfs_bmbt_rec_base_t)blockcount &
(xfs_bmbt_rec_base_t)XFS_MASK64LO(21)));
@@ -2410,7 +2401,6 @@ xfs_bmbt_disk_set_all(
xfs_bmbt_disk_set_allf(r, s->br_startoff, s->br_startblock,
s->br_blockcount, s->br_state);
}
-#endif /* XFS_NATIVE_HOST */
/*
* Set the blockcount field in a bmap extent record.
diff --git a/fs/xfs/xfs_bmap_btree.h b/fs/xfs/xfs_bmap_btree.h
index 92b08b0..2d950e9 100644
--- a/fs/xfs/xfs_bmap_btree.h
+++ b/fs/xfs/xfs_bmap_btree.h
@@ -54,7 +54,7 @@ typedef struct xfs_bmbt_rec_32
} xfs_bmbt_rec_32_t;
typedef struct xfs_bmbt_rec_64
{
- __uint64_t l0, l1;
+ __be64 l0, l1;
} xfs_bmbt_rec_64_t;
typedef __uint64_t xfs_bmbt_rec_base_t; /* use this for casts */
@@ -264,15 +264,9 @@ extern xfs_fsblock_t
xfs_bmbt_get_startblock(xfs_bmbt_rec_host_t *r);
extern xfs_fileoff_t xfs_bmbt_get_startoff(xfs_bmbt_rec_host_t *r);
extern xfs_exntst_t xfs_bmbt_get_state(xfs_bmbt_rec_host_t *r);
-#ifndef XFS_NATIVE_HOST
extern void xfs_bmbt_disk_get_all(xfs_bmbt_rec_t *r, xfs_bmbt_irec_t *s);
extern xfs_filblks_t xfs_bmbt_disk_get_blockcount(xfs_bmbt_rec_t *r);
extern xfs_fileoff_t xfs_bmbt_disk_get_startoff(xfs_bmbt_rec_t *r);
-#else
-#define xfs_bmbt_disk_get_all(r, s) xfs_bmbt_get_all(r, s)
-#define xfs_bmbt_disk_get_blockcount(r) xfs_bmbt_get_blockcount(r)
-#define xfs_bmbt_disk_get_startoff(r) xfs_bmbt_get_startoff(r)
-#endif /* XFS_NATIVE_HOST */
extern int xfs_bmbt_increment(struct xfs_btree_cur *, int, int *);
extern int xfs_bmbt_insert(struct xfs_btree_cur *, int *);
@@ -298,14 +292,9 @@ extern void xfs_bmbt_set_startblock(xfs_bmbt_rec_host_t
*r, xfs_fsblock_t v);
extern void xfs_bmbt_set_startoff(xfs_bmbt_rec_host_t *r, xfs_fileoff_t v);
extern void xfs_bmbt_set_state(xfs_bmbt_rec_host_t *r, xfs_exntst_t v);
-#ifndef XFS_NATIVE_HOST
extern void xfs_bmbt_disk_set_all(xfs_bmbt_rec_t *r, xfs_bmbt_irec_t *s);
extern void xfs_bmbt_disk_set_allf(xfs_bmbt_rec_t *r, xfs_fileoff_t o,
xfs_fsblock_t b, xfs_filblks_t c, xfs_exntst_t v);
-#else
-#define xfs_bmbt_disk_set_all(r, s) xfs_bmbt_set_all(r, s)
-#define xfs_bmbt_disk_set_allf(r, o, b, c, v) xfs_bmbt_set_allf(r, o, b, c, v)
-#endif /* XFS_NATIVE_HOST */
extern void xfs_bmbt_to_bmdr(xfs_bmbt_block_t *, int, xfs_bmdr_block_t *, int);
extern int xfs_bmbt_update(struct xfs_btree_cur *, xfs_fileoff_t,
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index ef8c31a..cebcfcc 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -634,10 +634,8 @@ xfs_iformat_extents(
xfs_validate_extents(ifp, nex, XFS_EXTFMT_INODE(ip));
for (i = 0; i < nex; i++, dp++) {
xfs_bmbt_rec_host_t *ep = xfs_iext_get_ext(ifp, i);
- ep->l0 = INT_GET(get_unaligned((__uint64_t*)&dp->l0),
- ARCH_CONVERT);
- ep->l1 = INT_GET(get_unaligned((__uint64_t*)&dp->l1),
- ARCH_CONVERT);
+ ep->l0 = be64_to_cpu(get_unaligned(&dp->l0));
+ ep->l1 = be64_to_cpu(get_unaligned(&dp->l1));
}
XFS_BMAP_TRACE_EXLIST(ip, nex, whichfork);
if (whichfork != XFS_DATA_FORK ||
@@ -2916,10 +2914,8 @@ xfs_iextents_copy(
}
/* Translate to on disk format */
- put_unaligned(INT_GET(ep->l0, ARCH_CONVERT),
- (__uint64_t*)&dp->l0);
- put_unaligned(INT_GET(ep->l1, ARCH_CONVERT),
- (__uint64_t*)&dp->l1);
+ put_unaligned(cpu_to_be64(ep->l0), &dp->l0);
+ put_unaligned(cpu_to_be64(ep->l1), &dp->l1);
dp++;
copied++;
}
-
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