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| author | J. Bruce Fields <bfields@redhat.com> | 2010-08-26 19:22:27 +0200 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2010-08-26 19:22:27 +0200 |
| commit | f632265d0ffb5acf331252d98c64939849d96bb2 (patch) | |
| tree | 31187d9a726bf1ca6ca12e26ad8e7c609eaf4d8b /fs/sysv/file.c | |
| parent | nfsd4: fix downgrade/lock logic (diff) | |
| parent | Linux 2.6.36-rc1 (diff) | |
| download | linux-f632265d0ffb5acf331252d98c64939849d96bb2.tar.xz linux-f632265d0ffb5acf331252d98c64939849d96bb2.zip | |
Merge commit 'v2.6.36-rc1' into HEAD
Diffstat (limited to 'fs/sysv/file.c')
| -rw-r--r-- | fs/sysv/file.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/sysv/file.c b/fs/sysv/file.c index 750cc22349bd..0a65939508e9 100644 --- a/fs/sysv/file.c +++ b/fs/sysv/file.c @@ -30,7 +30,29 @@ const struct file_operations sysv_file_operations = { .splice_read = generic_file_splice_read, }; +static int sysv_setattr(struct dentry *dentry, struct iattr *attr) +{ + struct inode *inode = dentry->d_inode; + int error; + + error = inode_change_ok(inode, attr); + if (error) + return error; + + if ((attr->ia_valid & ATTR_SIZE) && + attr->ia_size != i_size_read(inode)) { + error = vmtruncate(inode, attr->ia_size); + if (error) + return error; + } + + setattr_copy(inode, attr); + mark_inode_dirty(inode); + return 0; +} + const struct inode_operations sysv_file_inode_operations = { .truncate = sysv_truncate, + .setattr = sysv_setattr, .getattr = sysv_getattr, }; |