[XFS] simplify validata_fields
Stop using xfs_getattr and a onstack bhv_vattr_t just to get three fields
from the underlying inode and opencode copying from the inode fields
instead.
SGI-PV: 970662
SGI-Modid: xfs-linux-melb:xfs-kern:29711a
Signed-off-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index 9c4d997..11edd72 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -179,18 +179,19 @@
*/
STATIC void
xfs_validate_fields(
- struct inode *ip,
- bhv_vattr_t *vattr)
+ struct inode *inode)
{
- vattr->va_mask = XFS_AT_NLINK|XFS_AT_SIZE|XFS_AT_NBLOCKS;
- if (!xfs_getattr(XFS_I(ip), vattr, ATTR_LAZY)) {
- ip->i_nlink = vattr->va_nlink;
- ip->i_blocks = vattr->va_nblocks;
+ struct xfs_inode *ip = XFS_I(inode);
+ loff_t size;
- /* we're under i_sem so i_size can't change under us */
- if (i_size_read(ip) != vattr->va_size)
- i_size_write(ip, vattr->va_size);
- }
+ inode->i_nlink = ip->i_d.di_nlink;
+ inode->i_blocks =
+ XFS_FSB_TO_BB(ip->i_mount, ip->i_d.di_nblocks +
+ ip->i_delayed_blks);
+ /* we're under i_sem so i_size can't change under us */
+ size = XFS_ISIZE(ip);
+ if (i_size_read(inode) != size)
+ i_size_write(inode, size);
}
/*
@@ -334,9 +335,9 @@
if (S_ISCHR(mode) || S_ISBLK(mode))
ip->i_rdev = rdev;
else if (S_ISDIR(mode))
- xfs_validate_fields(ip, &vattr);
+ xfs_validate_fields(ip);
d_instantiate(dentry, ip);
- xfs_validate_fields(dir, &vattr);
+ xfs_validate_fields(dir);
}
return -error;
}
@@ -391,7 +392,6 @@
{
struct inode *ip; /* inode of guy being linked to */
bhv_vnode_t *vp; /* vp of name being linked */
- bhv_vattr_t vattr;
int error;
ip = old_dentry->d_inode; /* inode being linked to */
@@ -403,7 +403,7 @@
VN_RELE(vp);
} else {
xfs_iflags_set(XFS_I(dir), XFS_IMODIFIED);
- xfs_validate_fields(ip, &vattr);
+ xfs_validate_fields(ip);
d_instantiate(dentry, ip);
}
return -error;
@@ -415,15 +415,14 @@
struct dentry *dentry)
{
struct inode *inode;
- bhv_vattr_t vattr;
int error;
inode = dentry->d_inode;
error = xfs_remove(XFS_I(dir), dentry);
if (likely(!error)) {
- xfs_validate_fields(dir, &vattr); /* size needs update */
- xfs_validate_fields(inode, &vattr);
+ xfs_validate_fields(dir); /* size needs update */
+ xfs_validate_fields(inode);
}
return -error;
}
@@ -451,8 +450,8 @@
if (likely(!error)) {
ip = vn_to_inode(cvp);
d_instantiate(dentry, ip);
- xfs_validate_fields(dir, &va);
- xfs_validate_fields(ip, &va);
+ xfs_validate_fields(dir);
+ xfs_validate_fields(ip);
} else {
xfs_cleanup_inode(dir, cvp, dentry, 0);
}
@@ -466,13 +465,12 @@
struct dentry *dentry)
{
struct inode *inode = dentry->d_inode;
- bhv_vattr_t vattr;
int error;
error = xfs_rmdir(XFS_I(dir), dentry);
if (likely(!error)) {
- xfs_validate_fields(inode, &vattr);
- xfs_validate_fields(dir, &vattr);
+ xfs_validate_fields(inode);
+ xfs_validate_fields(dir);
}
return -error;
}
@@ -486,7 +484,6 @@
{
struct inode *new_inode = ndentry->d_inode;
bhv_vnode_t *tvp; /* target directory */
- bhv_vattr_t vattr;
int error;
tvp = vn_from_inode(ndir);
@@ -494,10 +491,10 @@
error = xfs_rename(XFS_I(odir), odentry, tvp, ndentry);
if (likely(!error)) {
if (new_inode)
- xfs_validate_fields(new_inode, &vattr);
- xfs_validate_fields(odir, &vattr);
+ xfs_validate_fields(new_inode);
+ xfs_validate_fields(odir);
if (ndir != odir)
- xfs_validate_fields(ndir, &vattr);
+ xfs_validate_fields(ndir);
}
return -error;
}