Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 84438
b: refs/heads/master
c: 541d7d3
h: refs/heads/master
v: v3
  • Loading branch information
Lachlan McIlroy authored and Lachlan McIlroy committed Feb 7, 2008
1 parent 4552fac commit ca5d742
Show file tree
Hide file tree
Showing 13 changed files with 80 additions and 250 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 21a62542b6d7f726d6c1d2cfbfa084f721ba4a26
refs/heads/master: 541d7d3c4b31e2b0ac846fe6d2eb5cdbe1353095
4 changes: 2 additions & 2 deletions trunk/fs/xfs/linux-2.6/xfs_aops.c
Original file line number Diff line number Diff line change
Expand Up @@ -317,7 +317,7 @@ xfs_map_blocks(
xfs_inode_t *ip = XFS_I(inode);
int error, nmaps = 1;

error = xfs_bmap(ip, offset, count,
error = xfs_iomap(ip, offset, count,
flags, mapp, &nmaps);
if (!error && (flags & (BMAPI_WRITE|BMAPI_ALLOCATE)))
xfs_iflags_set(ip, XFS_IMODIFIED);
Expand Down Expand Up @@ -1336,7 +1336,7 @@ __xfs_get_blocks(
offset = (xfs_off_t)iblock << inode->i_blkbits;
ASSERT(bh_result->b_size >= (1 << inode->i_blkbits));
size = bh_result->b_size;
error = xfs_bmap(XFS_I(inode), offset, size,
error = xfs_iomap(XFS_I(inode), offset, size,
create ? flags : BMAPI_READ, &iomap, &niomap);
if (error)
return -error;
Expand Down
56 changes: 17 additions & 39 deletions trunk/fs/xfs/linux-2.6/xfs_lrw.c
Original file line number Diff line number Diff line change
Expand Up @@ -131,15 +131,15 @@ xfs_inval_cached_trace(
*/
STATIC int
xfs_iozero(
struct inode *ip, /* inode */
struct xfs_inode *ip, /* inode */
loff_t pos, /* offset in file */
size_t count) /* size of data to zero */
{
struct page *page;
struct address_space *mapping;
int status;

mapping = ip->i_mapping;
mapping = ip->i_vnode->i_mapping;
do {
unsigned offset, bytes;
void *fsdata;
Expand Down Expand Up @@ -389,20 +389,19 @@ xfs_splice_write(
*/
STATIC int /* error (positive) */
xfs_zero_last_block(
struct inode *ip,
xfs_iocore_t *io,
xfs_inode_t *ip,
xfs_fsize_t offset,
xfs_fsize_t isize)
{
xfs_fileoff_t last_fsb;
xfs_mount_t *mp = io->io_mount;
xfs_mount_t *mp = ip->i_mount;
int nimaps;
int zero_offset;
int zero_len;
int error = 0;
xfs_bmbt_irec_t imap;

ASSERT(ismrlocked(io->io_lock, MR_UPDATE) != 0);
ASSERT(ismrlocked(&ip->i_lock, MR_UPDATE) != 0);

zero_offset = XFS_B_FSB_OFFSET(mp, isize);
if (zero_offset == 0) {
Expand All @@ -415,7 +414,7 @@ xfs_zero_last_block(

last_fsb = XFS_B_TO_FSBT(mp, isize);
nimaps = 1;
error = XFS_BMAPI(mp, NULL, io, last_fsb, 1, 0, NULL, 0, &imap,
error = xfs_bmapi(NULL, ip, last_fsb, 1, 0, NULL, 0, &imap,
&nimaps, NULL, NULL);
if (error) {
return error;
Expand All @@ -433,14 +432,14 @@ xfs_zero_last_block(
* out sync. We need to drop the ilock while we do this so we
* don't deadlock when the buffer cache calls back to us.
*/
XFS_IUNLOCK(mp, io, XFS_ILOCK_EXCL| XFS_EXTSIZE_RD);
xfs_iunlock(ip, XFS_ILOCK_EXCL| XFS_EXTSIZE_RD);

zero_len = mp->m_sb.sb_blocksize - zero_offset;
if (isize + zero_len > offset)
zero_len = offset - isize;
error = xfs_iozero(ip, isize, zero_len);

XFS_ILOCK(mp, io, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD);
xfs_ilock(ip, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD);
ASSERT(error >= 0);
return error;
}
Expand All @@ -458,12 +457,11 @@ xfs_zero_last_block(

int /* error (positive) */
xfs_zero_eof(
bhv_vnode_t *vp,
xfs_iocore_t *io,
xfs_inode_t *ip,
xfs_off_t offset, /* starting I/O offset */
xfs_fsize_t isize) /* current inode size */
{
struct inode *ip = vn_to_inode(vp);
xfs_iocore_t *io = &ip->i_iocore;
xfs_fileoff_t start_zero_fsb;
xfs_fileoff_t end_zero_fsb;
xfs_fileoff_t zero_count_fsb;
Expand All @@ -483,7 +481,7 @@ xfs_zero_eof(
* First handle zeroing the block on which isize resides.
* We only zero a part of that block so it is handled specially.
*/
error = xfs_zero_last_block(ip, io, offset, isize);
error = xfs_zero_last_block(ip, offset, isize);
if (error) {
ASSERT(ismrlocked(io->io_lock, MR_UPDATE));
ASSERT(ismrlocked(io->io_iolock, MR_UPDATE));
Expand Down Expand Up @@ -514,7 +512,7 @@ xfs_zero_eof(
while (start_zero_fsb <= end_zero_fsb) {
nimaps = 1;
zero_count_fsb = end_zero_fsb - start_zero_fsb + 1;
error = XFS_BMAPI(mp, NULL, io, start_zero_fsb, zero_count_fsb,
error = xfs_bmapi(NULL, ip, start_zero_fsb, zero_count_fsb,
0, NULL, 0, &imap, &nimaps, NULL, NULL);
if (error) {
ASSERT(ismrlocked(io->io_lock, MR_UPDATE));
Expand Down Expand Up @@ -542,7 +540,7 @@ xfs_zero_eof(
* Drop the inode lock while we're doing the I/O.
* We'll still have the iolock to protect us.
*/
XFS_IUNLOCK(mp, io, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD);
xfs_iunlock(ip, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD);

zero_off = XFS_FSB_TO_B(mp, start_zero_fsb);
zero_len = XFS_FSB_TO_B(mp, imap.br_blockcount);
Expand All @@ -558,14 +556,13 @@ xfs_zero_eof(
start_zero_fsb = imap.br_startoff + imap.br_blockcount;
ASSERT(start_zero_fsb <= (end_zero_fsb + 1));

XFS_ILOCK(mp, io, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD);
xfs_ilock(ip, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD);
}

return 0;

out_lock:

XFS_ILOCK(mp, io, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD);
xfs_ilock(ip, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD);
ASSERT(error >= 0);
return error;
}
Expand Down Expand Up @@ -706,7 +703,7 @@ xfs_write(
*/

if (pos > xip->i_size) {
error = xfs_zero_eof(vp, io, pos, xip->i_size);
error = xfs_zero_eof(xip, pos, xip->i_size);
if (error) {
xfs_iunlock(xip, XFS_ILOCK_EXCL);
goto out_unlock_internal;
Expand Down Expand Up @@ -751,7 +748,7 @@ xfs_write(

if (need_i_mutex) {
/* demote the lock now the cached pages are gone */
XFS_ILOCK_DEMOTE(mp, io, XFS_IOLOCK_EXCL);
xfs_ilock_demote(xip, XFS_IOLOCK_EXCL);
mutex_unlock(&inode->i_mutex);

iolock = XFS_IOLOCK_SHARED;
Expand Down Expand Up @@ -894,25 +891,6 @@ xfs_bdstrat_cb(struct xfs_buf *bp)
}
}


int
xfs_bmap(
xfs_inode_t *ip,
xfs_off_t offset,
ssize_t count,
int flags,
xfs_iomap_t *iomapp,
int *niomaps)
{
xfs_iocore_t *io = &ip->i_iocore;

ASSERT((ip->i_d.di_mode & S_IFMT) == S_IFREG);
ASSERT(((ip->i_d.di_flags & XFS_DIFLAG_REALTIME) != 0) ==
((ip->i_iocore.io_flags & XFS_IOCORE_RT) != 0));

return xfs_iomap(io, offset, count, flags, iomapp, niomaps);
}

/*
* Wrapper around bdstrat so that we can stop data
* from going to disk in case we are shutting down the filesystem.
Expand Down
3 changes: 1 addition & 2 deletions trunk/fs/xfs/linux-2.6/xfs_lrw.h
Original file line number Diff line number Diff line change
Expand Up @@ -73,7 +73,6 @@ extern int xfsbdstrat(struct xfs_mount *, struct xfs_buf *);
extern int xfs_bdstrat_cb(struct xfs_buf *);
extern int xfs_dev_is_read_only(struct xfs_mount *, char *);

extern int xfs_zero_eof(struct inode *, struct xfs_iocore *, xfs_off_t,
xfs_fsize_t);
extern int xfs_zero_eof(struct xfs_inode *, xfs_off_t, xfs_fsize_t);

#endif /* __XFS_LRW_H__ */
2 changes: 1 addition & 1 deletion trunk/fs/xfs/xfs_dfrag.c
Original file line number Diff line number Diff line change
Expand Up @@ -111,7 +111,7 @@ xfs_swapext(
goto error0;
}

error = XFS_SWAP_EXTENTS(mp, &ip->i_iocore, &tip->i_iocore, sxp);
error = xfs_swap_extents(ip, tip, sxp);

error0:
if (fp != NULL)
Expand Down
8 changes: 2 additions & 6 deletions trunk/fs/xfs/xfs_inode.c
Original file line number Diff line number Diff line change
Expand Up @@ -1711,7 +1711,7 @@ xfs_itruncate_finish(
* runs.
*/
XFS_BMAP_INIT(&free_list, &first_block);
error = XFS_BUNMAPI(mp, ntp, &ip->i_iocore,
error = xfs_bunmapi(ntp, ip,
first_unmap_block, unmap_len,
XFS_BMAPI_AFLAG(fork) |
(sync ? 0 : XFS_BMAPI_ASYNC),
Expand Down Expand Up @@ -1844,8 +1844,6 @@ xfs_igrow_start(
xfs_fsize_t new_size,
cred_t *credp)
{
int error;

ASSERT(ismrlocked(&(ip->i_lock), MR_UPDATE) != 0);
ASSERT(ismrlocked(&(ip->i_iolock), MR_UPDATE) != 0);
ASSERT(new_size > ip->i_size);
Expand All @@ -1855,9 +1853,7 @@ xfs_igrow_start(
* xfs_write_file() beyond the end of the file
* and any blocks between the old and new file sizes.
*/
error = xfs_zero_eof(XFS_ITOV(ip), &ip->i_iocore, new_size,
ip->i_size);
return error;
return xfs_zero_eof(ip, new_size, ip->i_size);
}

/*
Expand Down
40 changes: 0 additions & 40 deletions trunk/fs/xfs/xfs_iocore.c
Original file line number Diff line number Diff line change
Expand Up @@ -47,46 +47,6 @@
#include "xfs_trans_space.h"
#include "xfs_iomap.h"


STATIC xfs_fsize_t
xfs_size_fn(
xfs_inode_t *ip)
{
return XFS_ISIZE(ip);
}

STATIC int
xfs_ioinit(
struct xfs_mount *mp,
struct xfs_mount_args *mntargs,
int flags)
{
return xfs_mountfs(mp, flags);
}

xfs_ioops_t xfs_iocore_xfs = {
.xfs_ioinit = (xfs_ioinit_t) xfs_ioinit,
.xfs_bmapi_func = (xfs_bmapi_t) xfs_bmapi,
.xfs_bunmapi_func = (xfs_bunmapi_t) xfs_bunmapi,
.xfs_bmap_eof_func = (xfs_bmap_eof_t) xfs_bmap_eof,
.xfs_iomap_write_direct =
(xfs_iomap_write_direct_t) xfs_iomap_write_direct,
.xfs_iomap_write_delay =
(xfs_iomap_write_delay_t) xfs_iomap_write_delay,
.xfs_iomap_write_allocate =
(xfs_iomap_write_allocate_t) xfs_iomap_write_allocate,
.xfs_iomap_write_unwritten =
(xfs_iomap_write_unwritten_t) xfs_iomap_write_unwritten,
.xfs_ilock = (xfs_lock_t) xfs_ilock,
.xfs_lck_map_shared = (xfs_lck_map_shared_t) xfs_ilock_map_shared,
.xfs_ilock_demote = (xfs_lock_demote_t) xfs_ilock_demote,
.xfs_ilock_nowait = (xfs_lock_nowait_t) xfs_ilock_nowait,
.xfs_unlock = (xfs_unlk_t) xfs_iunlock,
.xfs_size_func = (xfs_size_t) xfs_size_fn,
.xfs_iodone = (xfs_iodone_t) fs_noerr,
.xfs_swap_extents_func = (xfs_swap_extents_t) xfs_swap_extents,
};

void
xfs_iocore_inode_reinit(
xfs_inode_t *ip)
Expand Down
Loading

0 comments on commit ca5d742

Please sign in to comment.