linux-kernel - [PATCH 6/8] fs: ramfs: Replace CURRENT_TIME by current_fs

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Date:	Mon, 22 Feb 2016 07:17:52 -0800
From:	Deepa Dinamani <deepa.kernel@...il.com>
To:	linux-fsdevel@...r.kernel.org, y2038@...ts.linaro.org
Cc:	Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Howells <dhowells@...hat.com>,
	Michal Hocko <mhocko@...e.com>
Subject: [PATCH 6/8] fs: ramfs: Replace CURRENT_TIME by current_fs_time()

CURRENT_TIME macro is not appropriate for filesystems as it
doesn't use the right granularity for filesystem timestamps.
Use current_fs_time() instead.

Signed-off-by: Deepa Dinamani <deepa.kernel@...il.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: David Howells <dhowells@...hat.com>
Cc: Michal Hocko <mhocko@...e.com>
---
 fs/ramfs/inode.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c
index 38981b0..ce69aec 100644
--- a/fs/ramfs/inode.c
+++ b/fs/ramfs/inode.c
@@ -61,7 +61,8 @@ struct inode *ramfs_get_inode(struct super_block *sb,
 		inode->i_mapping->a_ops = &ramfs_aops;
 		mapping_set_gfp_mask(inode->i_mapping, GFP_HIGHUSER);
 		mapping_set_unevictable(inode->i_mapping);
-		inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
+		inode->i_atime = inode->i_mtime =
+			inode->i_ctime = current_fs_time(sb);
 		switch (mode & S_IFMT) {
 		default:
 			init_special_inode(inode, mode, dev);
@@ -93,14 +94,15 @@ struct inode *ramfs_get_inode(struct super_block *sb,
 static int
 ramfs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev)
 {
-	struct inode * inode = ramfs_get_inode(dir->i_sb, dir, mode, dev);
+	struct super_block *sb = dir->i_sb;
+	struct inode *inode = ramfs_get_inode(sb, dir, mode, dev);
 	int error = -ENOSPC;
 
 	if (inode) {
 		d_instantiate(dentry, inode);
 		dget(dentry);	/* Extra count - pin the dentry in core */
 		error = 0;
-		dir->i_mtime = dir->i_ctime = CURRENT_TIME;
+		dir->i_mtime = dir->i_ctime = current_fs_time(sb);
 	}
 	return error;
 }
@@ -120,17 +122,18 @@ static int ramfs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
 
 static int ramfs_symlink(struct inode * dir, struct dentry *dentry, const char * symname)
 {
+	struct super_block *sb = dir->i_sb;
 	struct inode *inode;
 	int error = -ENOSPC;
 
-	inode = ramfs_get_inode(dir->i_sb, dir, S_IFLNK|S_IRWXUGO, 0);
+	inode = ramfs_get_inode(sb, dir, S_IFLNK|S_IRWXUGO, 0);
 	if (inode) {
 		int l = strlen(symname)+1;
 		error = page_symlink(inode, symname, l);
 		if (!error) {
 			d_instantiate(dentry, inode);
 			dget(dentry);
-			dir->i_mtime = dir->i_ctime = CURRENT_TIME;
+			dir->i_mtime = dir->i_ctime = current_fs_time(sb);
 		} else
 			iput(inode);
 	}
-- 
1.9.1