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fs: convert simple fs to new truncate

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Convert simple filesystems: ramfs, configfs, sysfs, block_dev to new truncate
sequence.

Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Nick Piggin
2010-05-27 22:42:19 +10:00
committed by Al Viro
parent 15c6fd9786
commit 3322e79a38
5 changed files with 17 additions and 21 deletions
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7
fs/ramfs/file-nommu.c
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@@ -146,7 +146,7 @@ static int ramfs_nommu_resize(struct inode *inode, loff_t newsize, loff_t size)
return ret;
}
ret = vmtruncate(inode, newsize);
ret = simple_setsize(inode, newsize);
return ret;
}
@@ -169,7 +169,8 @@ static int ramfs_nommu_setattr(struct dentry *dentry, struct iattr *ia)
/* pick out size-changing events */
if (ia->ia_valid & ATTR_SIZE) {
loff_t size = i_size_read(inode);
loff_t size = inode->i_size;
if (ia->ia_size != size) {
ret = ramfs_nommu_resize(inode, ia->ia_size, size);
if (ret < 0 || ia->ia_valid == ATTR_SIZE)
@@ -182,7 +183,7 @@ static int ramfs_nommu_setattr(struct dentry *dentry, struct iattr *ia)
}
}
ret = inode_setattr(inode, ia);
generic_setattr(inode, ia);
out:
ia->ia_valid = old_ia_valid;
return ret;