From 392e8802486cb573b916e746010e141a75f507e6 Mon Sep 17 00:00:00 2001 From: Kevin Date: Sat, 15 Nov 2014 09:58:27 +0800 Subject: init android origin source code --- ANDROID_3.4.5/fs/hfs/sysdep.c | 45 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 ANDROID_3.4.5/fs/hfs/sysdep.c (limited to 'ANDROID_3.4.5/fs/hfs/sysdep.c') diff --git a/ANDROID_3.4.5/fs/hfs/sysdep.c b/ANDROID_3.4.5/fs/hfs/sysdep.c new file mode 100644 index 00000000..19cf291e --- /dev/null +++ b/ANDROID_3.4.5/fs/hfs/sysdep.c @@ -0,0 +1,45 @@ +/* + * linux/fs/hfs/sysdep.c + * + * Copyright (C) 1996 Paul H. Hargrove + * (C) 2003 Ardis Technologies + * This file may be distributed under the terms of the GNU General Public License. + * + * This file contains the code to do various system dependent things. + */ + +#include +#include "hfs_fs.h" + +/* dentry case-handling: just lowercase everything */ + +static int hfs_revalidate_dentry(struct dentry *dentry, struct nameidata *nd) +{ + struct inode *inode; + int diff; + + if (nd->flags & LOOKUP_RCU) + return -ECHILD; + + inode = dentry->d_inode; + if(!inode) + return 1; + + /* fix up inode on a timezone change */ + diff = sys_tz.tz_minuteswest * 60 - HFS_I(inode)->tz_secondswest; + if (diff) { + inode->i_ctime.tv_sec += diff; + inode->i_atime.tv_sec += diff; + inode->i_mtime.tv_sec += diff; + HFS_I(inode)->tz_secondswest += diff; + } + return 1; +} + +const struct dentry_operations hfs_dentry_operations = +{ + .d_revalidate = hfs_revalidate_dentry, + .d_hash = hfs_hash_dentry, + .d_compare = hfs_compare_dentry, +}; + -- cgit