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xfs: move logflags into bmalloca 

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Alex Elder <aelder@sgi.com>
This commit is contained in:
Christoph Hellwig 2011-09-18 20:41:02 +00:00 committed by Alex Elder
parent e0c3da5d89
commit c315c90b7d
2 changed files with 23 additions and 26 deletions
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48
fs/xfs/xfs_bmap.c
View File

@ -4607,13 +4607,13 @@ xfs_bmapi_delay(
STATIC int
xfs_bmapi_allocate(
struct xfs_bmalloca *bma,
int flags,
int *logflags)
int flags)
{
struct xfs_mount *mp = bma->ip->i_mount;
int whichfork = (flags & XFS_BMAPI_ATTRFORK) ?
XFS_ATTR_FORK : XFS_DATA_FORK;
struct xfs_ifork *ifp = XFS_IFORK_PTR(bma->ip, whichfork);
int tmp_logflags = 0;
int error;
int rt;
@ -4700,14 +4700,15 @@ xfs_bmapi_allocate(
if (bma->wasdel) {
error = xfs_bmap_add_extent_delay_real(bma->tp, bma->ip,
&bma->idx, &bma->cur, &bma->got,
bma->firstblock, bma->flist, logflags);
bma->firstblock, bma->flist, &tmp_logflags);
} else {
error = xfs_bmap_add_extent_hole_real(bma->tp, bma->ip,
&bma->idx, &bma->cur, &bma->got,
bma->firstblock, bma->flist, logflags,
bma->firstblock, bma->flist, &tmp_logflags,
whichfork);
}
bma->logflags |= tmp_logflags;
if (error)
return error;
@ -4731,16 +4732,14 @@ xfs_bmapi_convert_unwritten(
struct xfs_bmalloca *bma,
struct xfs_bmbt_irec *mval,
xfs_filblks_t len,
int flags,
int *logflags)
int flags)
{
int whichfork = (flags & XFS_BMAPI_ATTRFORK) ?
XFS_ATTR_FORK : XFS_DATA_FORK;
struct xfs_ifork *ifp = XFS_IFORK_PTR(bma->ip, whichfork);
int tmp_logflags = 0;
int error;
*logflags = 0;
/* check if we need to do unwritten->real conversion */
if (mval->br_state == XFS_EXT_UNWRITTEN &&
(flags & XFS_BMAPI_PREALLOC))
@ -4766,7 +4765,9 @@ xfs_bmapi_convert_unwritten(
? XFS_EXT_NORM : XFS_EXT_UNWRITTEN;
error = xfs_bmap_add_extent_unwritten_real(bma->tp, bma->ip, &bma->idx,
&bma->cur, mval, bma->firstblock, bma->flist, logflags);
&bma->cur, mval, bma->firstblock, bma->flist,
&tmp_logflags);
bma->logflags |= tmp_logflags;
if (error)
return error;
@ -4818,10 +4819,8 @@ xfs_bmapi_write(
xfs_fileoff_t end; /* end of mapped file region */
int eof; /* after the end of extents */
int error; /* error return */
int logflags; /* flags for transaction logging */
int n; /* current extent index */
xfs_fileoff_t obno; /* old block number (offset) */
int tmp_logflags; /* temp flags holder */
int whichfork; /* data or attr fork */
char inhole; /* current location is hole in file */
char wasdelay; /* old extent was delayed */
@ -4866,11 +4865,9 @@ xfs_bmapi_write(
XFS_STATS_INC(xs_blk_mapw);
logflags = 0;
if (XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_LOCAL) {
error = xfs_bmap_local_to_extents(tp, ip, firstblock, total,
&logflags, whichfork);
&bma.logflags, whichfork);
if (error)
goto error0;
}
@ -4918,8 +4915,7 @@ xfs_bmapi_write(
bma.length = len;
bma.offset = bno;
error = xfs_bmapi_allocate(&bma, flags, &tmp_logflags);
logflags |= tmp_logflags;
error = xfs_bmapi_allocate(&bma, flags);
if (error)
goto error0;
if (bma.blkno == NULLFSBLOCK)
@ -4931,9 +4927,7 @@ xfs_bmapi_write(
end, n, flags);
/* Execute unwritten extent conversion if necessary */
error = xfs_bmapi_convert_unwritten(&bma, mval, len,
flags, &tmp_logflags);
logflags |= tmp_logflags;
error = xfs_bmapi_convert_unwritten(&bma, mval, len, flags);
if (error == EAGAIN)
continue;
if (error)
@ -4965,10 +4959,12 @@ xfs_bmapi_write(
*/
if (XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_BTREE &&
XFS_IFORK_NEXTENTS(ip, whichfork) <= ifp->if_ext_max) {
int tmp_logflags = 0;
ASSERT(bma.cur);
error = xfs_bmap_btree_to_extents(tp, ip, bma.cur,
&tmp_logflags, whichfork);
logflags |= tmp_logflags;
bma.logflags |= tmp_logflags;
if (error)
goto error0;
}
@ -4982,19 +4978,19 @@ error0:
* Log everything. Do this after conversion, there's no point in
* logging the extent records if we've converted to btree format.
*/
if ((logflags & xfs_ilog_fext(whichfork)) &&
if ((bma.logflags & xfs_ilog_fext(whichfork)) &&
XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_EXTENTS)
logflags &= ~xfs_ilog_fext(whichfork);
else if ((logflags & xfs_ilog_fbroot(whichfork)) &&
bma.logflags &= ~xfs_ilog_fext(whichfork);
else if ((bma.logflags & xfs_ilog_fbroot(whichfork)) &&
XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE)
logflags &= ~xfs_ilog_fbroot(whichfork);
bma.logflags &= ~xfs_ilog_fbroot(whichfork);
/*
* Log whatever the flags say, even if error. Otherwise we might miss
* detecting a case where the data is changed, there's an error,
* and it's not logged so we don't shutdown when we should.
*/
if (logflags)
xfs_trans_log_inode(tp, ip, logflags);
if (bma.logflags)
xfs_trans_log_inode(tp, ip, bma.logflags);
if (bma.cur) {
if (!error) {

1
fs/xfs/xfs_bmap.h
View File

@ -123,6 +123,7 @@ typedef struct xfs_bmalloca {
struct xfs_btree_cur *cur; /* btree cursor */
xfs_extnum_t idx; /* current extent index */
int nallocs;/* number of extents alloc'd */
int logflags;/* flags for transaction logging */
xfs_extlen_t total; /* total blocks needed for xaction */
xfs_extlen_t minlen; /* minimum allocation size (blocks) */