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authorDeepa Dinamani <deepa.kernel@gmail.com>2016-09-14 17:48:04 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2016-09-28 04:06:21 +0300
commit078cd8279e659989b103359bb22373cc79445bde (patch)
tree923e3fe84d232cc9ba31481852ea1faf46f56fb6 /fs/gfs2/inode.c
parent2554c72edb81c97ae5307613dd0aee1ef8dd13ca (diff)
downloadlinux-078cd8279e659989b103359bb22373cc79445bde.tar.xz
fs: Replace CURRENT_TIME with current_time() for inode timestamps
CURRENT_TIME macro is not appropriate for filesystems as it doesn't use the right granularity for filesystem timestamps. Use current_time() instead. CURRENT_TIME is also not y2038 safe. This is also in preparation for the patch that transitions vfs timestamps to use 64 bit time and hence make them y2038 safe. As part of the effort current_time() will be extended to do range checks. Hence, it is necessary for all file system timestamps to use current_time(). Also, current_time() will be transitioned along with vfs to be y2038 safe. Note that whenever a single call to current_time() is used to change timestamps in different inodes, it is because they share the same time granularity. Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Felipe Balbi <balbi@kernel.org> Acked-by: Steven Whitehouse <swhiteho@redhat.com> Acked-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> Acked-by: David Sterba <dsterba@suse.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/gfs2/inode.c')
-rw-r--r--fs/gfs2/inode.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index e4da0ecd3285..a197a219eed9 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -652,7 +652,7 @@ static int gfs2_create_inode(struct inode *dir, struct dentry *dentry,
set_nlink(inode, S_ISDIR(mode) ? 2 : 1);
inode->i_rdev = dev;
inode->i_size = size;
- inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
+ inode->i_atime = inode->i_mtime = inode->i_ctime = current_time(inode);
gfs2_set_inode_blocks(inode, 1);
munge_mode_uid_gid(dip, inode);
check_and_update_goal(dip);
@@ -979,7 +979,7 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
gfs2_trans_add_meta(ip->i_gl, dibh);
inc_nlink(&ip->i_inode);
- ip->i_inode.i_ctime = CURRENT_TIME;
+ ip->i_inode.i_ctime = current_time(&ip->i_inode);
ihold(inode);
d_instantiate(dentry, inode);
mark_inode_dirty(inode);
@@ -1063,7 +1063,7 @@ static int gfs2_unlink_inode(struct gfs2_inode *dip,
return error;
ip->i_entries = 0;
- inode->i_ctime = CURRENT_TIME;
+ inode->i_ctime = current_time(inode);
if (S_ISDIR(inode->i_mode))
clear_nlink(inode);
else
@@ -1326,7 +1326,7 @@ static int update_moved_ino(struct gfs2_inode *ip, struct gfs2_inode *ndip,
error = gfs2_meta_inode_buffer(ip, &dibh);
if (error)
return error;
- ip->i_inode.i_ctime = CURRENT_TIME;
+ ip->i_inode.i_ctime = current_time(&ip->i_inode);
gfs2_trans_add_meta(ip->i_gl, dibh);
gfs2_dinode_out(ip, dibh->b_data);
brelse(dibh);