forked from Minki/linux
hpfs: update ctime and mtime on directory modification
Update ctime and mtime when a directory is modified. (though OS/2 doesn't update them anyway) Signed-off-by: Mikulas Patocka <mpatocka@redhat.com> Cc: stable@kernel.org # v3.3+ Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -8,6 +8,17 @@
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#include <linux/sched.h>
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#include "hpfs_fn.h"
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static void hpfs_update_directory_times(struct inode *dir)
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{
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time_t t = get_seconds();
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if (t == dir->i_mtime.tv_sec &&
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t == dir->i_ctime.tv_sec)
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return;
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dir->i_mtime.tv_sec = dir->i_ctime.tv_sec = t;
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dir->i_mtime.tv_nsec = dir->i_ctime.tv_nsec = 0;
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hpfs_write_inode_nolock(dir);
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}
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static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
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{
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const unsigned char *name = dentry->d_name.name;
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@ -99,6 +110,7 @@ static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
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result->i_mode = mode | S_IFDIR;
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hpfs_write_inode_nolock(result);
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}
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hpfs_update_directory_times(dir);
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d_instantiate(dentry, result);
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hpfs_unlock(dir->i_sb);
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return 0;
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@ -187,6 +199,7 @@ static int hpfs_create(struct inode *dir, struct dentry *dentry, umode_t mode, b
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result->i_mode = mode | S_IFREG;
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hpfs_write_inode_nolock(result);
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}
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hpfs_update_directory_times(dir);
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d_instantiate(dentry, result);
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hpfs_unlock(dir->i_sb);
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return 0;
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@ -262,6 +275,7 @@ static int hpfs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, de
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insert_inode_hash(result);
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hpfs_write_inode_nolock(result);
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hpfs_update_directory_times(dir);
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d_instantiate(dentry, result);
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brelse(bh);
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hpfs_unlock(dir->i_sb);
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@ -340,6 +354,7 @@ static int hpfs_symlink(struct inode *dir, struct dentry *dentry, const char *sy
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insert_inode_hash(result);
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hpfs_write_inode_nolock(result);
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hpfs_update_directory_times(dir);
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d_instantiate(dentry, result);
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hpfs_unlock(dir->i_sb);
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return 0;
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@ -423,6 +438,8 @@ again:
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out1:
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hpfs_brelse4(&qbh);
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out:
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if (!err)
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hpfs_update_directory_times(dir);
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hpfs_unlock(dir->i_sb);
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return err;
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}
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@ -477,6 +494,8 @@ static int hpfs_rmdir(struct inode *dir, struct dentry *dentry)
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out1:
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hpfs_brelse4(&qbh);
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out:
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if (!err)
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hpfs_update_directory_times(dir);
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hpfs_unlock(dir->i_sb);
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return err;
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}
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@ -595,7 +614,7 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
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goto end1;
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}
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end:
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end:
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hpfs_i(i)->i_parent_dir = new_dir->i_ino;
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if (S_ISDIR(i->i_mode)) {
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inc_nlink(new_dir);
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@ -610,6 +629,10 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
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brelse(bh);
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}
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end1:
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if (!err) {
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hpfs_update_directory_times(old_dir);
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hpfs_update_directory_times(new_dir);
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}
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hpfs_unlock(i->i_sb);
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return err;
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}
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