linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Jeff Layton <jlayton@kernel.org>
To: Alexander Viro <viro@zeniv.linux.org.uk>,
	Christian Brauner <brauner@kernel.org>,
	"Darrick J. Wong" <djwong@kernel.org>,
	Hugh Dickins <hughd@google.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Dave Chinner <david@fromorbit.com>,
	Chuck Lever <chuck.lever@oracle.com>
Cc: Jan Kara <jack@suse.cz>, Amir Goldstein <amir73il@gmail.com>,
	David Howells <dhowells@redhat.com>, Neil Brown <neilb@suse.de>,
	Matthew Wilcox <willy@infradead.org>,
	Andreas Dilger <adilger.kernel@dilger.ca>,
	Theodore T'so <tytso@mit.edu>, Chris Mason <clm@fb.com>,
	Josef Bacik <josef@toxicpanda.com>,
	David Sterba <dsterba@suse.com>,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-xfs@vger.kernel.org, linux-btrfs@vger.kernel.org,
	linux-ext4@vger.kernel.org, linux-mm@kvack.org,
	linux-nfs@vger.kernel.org
Subject: [PATCH v3 3/6] shmem: convert to multigrain timestamps
Date: Wed,  3 May 2023 10:20:34 -0400	[thread overview]
Message-ID: <20230503142037.153531-4-jlayton@kernel.org> (raw)
In-Reply-To: <20230503142037.153531-1-jlayton@kernel.org>

Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
 mm/shmem.c | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

diff --git a/mm/shmem.c b/mm/shmem.c
index 448f393d8ab2..40c794a7baa8 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1039,7 +1039,7 @@ static void shmem_undo_range(struct inode *inode, loff_t lstart, loff_t lend,
 void shmem_truncate_range(struct inode *inode, loff_t lstart, loff_t lend)
 {
 	shmem_undo_range(inode, lstart, lend, false);
-	inode->i_ctime = inode->i_mtime = current_time(inode);
+	inode->i_ctime = inode->i_mtime = current_ctime(inode);
 	inode_inc_iversion(inode);
 }
 EXPORT_SYMBOL_GPL(shmem_truncate_range);
@@ -1066,6 +1066,7 @@ static int shmem_getattr(struct mnt_idmap *idmap,
 			STATX_ATTR_IMMUTABLE |
 			STATX_ATTR_NODUMP);
 	generic_fillattr(idmap, inode, stat);
+	generic_fill_multigrain_cmtime(request_mask, inode, stat);
 
 	if (shmem_is_huge(inode, 0, false, NULL, 0))
 		stat->blksize = HPAGE_PMD_SIZE;
@@ -1136,7 +1137,7 @@ static int shmem_setattr(struct mnt_idmap *idmap,
 	if (attr->ia_valid & ATTR_MODE)
 		error = posix_acl_chmod(idmap, dentry, inode->i_mode);
 	if (!error && update_ctime) {
-		inode->i_ctime = current_time(inode);
+		inode->i_ctime = current_ctime(inode);
 		if (update_mtime)
 			inode->i_mtime = inode->i_ctime;
 		inode_inc_iversion(inode);
@@ -2361,7 +2362,7 @@ static struct inode *shmem_get_inode(struct mnt_idmap *idmap, struct super_block
 		inode->i_ino = ino;
 		inode_init_owner(idmap, inode, dir, mode);
 		inode->i_blocks = 0;
-		inode->i_atime = inode->i_mtime = inode->i_ctime = current_time(inode);
+		inode->i_atime = inode->i_mtime = inode->i_ctime = current_ctime(inode);
 		inode->i_generation = get_random_u32();
 		info = SHMEM_I(inode);
 		memset(info, 0, (char *)inode - (char *)info);
@@ -2940,7 +2941,7 @@ shmem_mknod(struct mnt_idmap *idmap, struct inode *dir,
 
 		error = 0;
 		dir->i_size += BOGO_DIRENT_SIZE;
-		dir->i_ctime = dir->i_mtime = current_time(dir);
+		dir->i_ctime = dir->i_mtime = current_ctime(dir);
 		inode_inc_iversion(dir);
 		d_instantiate(dentry, inode);
 		dget(dentry); /* Extra count - pin the dentry in core */
@@ -3016,7 +3017,7 @@ static int shmem_link(struct dentry *old_dentry, struct inode *dir, struct dentr
 	}
 
 	dir->i_size += BOGO_DIRENT_SIZE;
-	inode->i_ctime = dir->i_ctime = dir->i_mtime = current_time(inode);
+	inode->i_ctime = dir->i_ctime = dir->i_mtime = current_ctime(inode);
 	inode_inc_iversion(dir);
 	inc_nlink(inode);
 	ihold(inode);	/* New dentry reference */
@@ -3034,7 +3035,7 @@ static int shmem_unlink(struct inode *dir, struct dentry *dentry)
 		shmem_free_inode(inode->i_sb);
 
 	dir->i_size -= BOGO_DIRENT_SIZE;
-	inode->i_ctime = dir->i_ctime = dir->i_mtime = current_time(inode);
+	inode->i_ctime = dir->i_ctime = dir->i_mtime = current_ctime(inode);
 	inode_inc_iversion(dir);
 	drop_nlink(inode);
 	dput(dentry);	/* Undo the count from "create" - this does all the work */
@@ -3124,7 +3125,7 @@ static int shmem_rename2(struct mnt_idmap *idmap,
 	new_dir->i_size += BOGO_DIRENT_SIZE;
 	old_dir->i_ctime = old_dir->i_mtime =
 	new_dir->i_ctime = new_dir->i_mtime =
-	inode->i_ctime = current_time(old_dir);
+	inode->i_ctime = current_ctime(old_dir);
 	inode_inc_iversion(old_dir);
 	inode_inc_iversion(new_dir);
 	return 0;
@@ -3178,7 +3179,7 @@ static int shmem_symlink(struct mnt_idmap *idmap, struct inode *dir,
 		folio_put(folio);
 	}
 	dir->i_size += BOGO_DIRENT_SIZE;
-	dir->i_ctime = dir->i_mtime = current_time(dir);
+	dir->i_ctime = dir->i_mtime = current_ctime(dir);
 	inode_inc_iversion(dir);
 	d_instantiate(dentry, inode);
 	dget(dentry);
@@ -3250,7 +3251,7 @@ static int shmem_fileattr_set(struct mnt_idmap *idmap,
 		(fa->flags & SHMEM_FL_USER_MODIFIABLE);
 
 	shmem_set_inode_flags(inode, info->fsflags);
-	inode->i_ctime = current_time(inode);
+	inode->i_ctime = current_ctime(inode);
 	inode_inc_iversion(inode);
 	return 0;
 }
@@ -3320,7 +3321,7 @@ static int shmem_xattr_handler_set(const struct xattr_handler *handler,
 	name = xattr_full_name(handler, name);
 	err = simple_xattr_set(&info->xattrs, name, value, size, flags, NULL);
 	if (!err) {
-		inode->i_ctime = current_time(inode);
+		inode->i_ctime = current_ctime(inode);
 		inode_inc_iversion(inode);
 	}
 	return err;
@@ -4052,9 +4053,9 @@ static struct file_system_type shmem_fs_type = {
 #endif
 	.kill_sb	= kill_litter_super,
 #ifdef CONFIG_SHMEM
-	.fs_flags	= FS_USERNS_MOUNT | FS_ALLOW_IDMAP,
+	.fs_flags	= FS_USERNS_MOUNT | FS_ALLOW_IDMAP | FS_MULTIGRAIN_TS
 #else
-	.fs_flags	= FS_USERNS_MOUNT,
+	.fs_flags	= FS_USERNS_MOUNT | FS_MULTIGRAIN_TS,
 #endif
 };
 
-- 
2.40.1


  parent reply	other threads:[~2023-05-03 14:20 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-03 14:20 [PATCH v3 0/6] fs: implement " Jeff Layton
2023-05-03 14:20 ` [PATCH v3 1/6] fs: add infrastructure for multigrain inode i_m/ctime Jeff Layton
2023-05-05  0:10   ` Dave Chinner
2023-05-03 14:20 ` [PATCH v3 2/6] overlayfs: allow it handle multigrain timestamps Jeff Layton
2023-05-03 14:20 ` Jeff Layton [this message]
2023-05-03 14:20 ` [PATCH v3 4/6] xfs: convert to " Jeff Layton
2023-05-03 14:20 ` [PATCH v3 5/6] ext4: " Jeff Layton
2023-05-03 14:20 ` [PATCH v3 6/6] btrfs: " Jeff Layton

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20230503142037.153531-4-jlayton@kernel.org \
    --to=jlayton@kernel.org \
    --cc=adilger.kernel@dilger.ca \
    --cc=akpm@linux-foundation.org \
    --cc=amir73il@gmail.com \
    --cc=brauner@kernel.org \
    --cc=chuck.lever@oracle.com \
    --cc=clm@fb.com \
    --cc=david@fromorbit.com \
    --cc=dhowells@redhat.com \
    --cc=djwong@kernel.org \
    --cc=dsterba@suse.com \
    --cc=hughd@google.com \
    --cc=jack@suse.cz \
    --cc=josef@toxicpanda.com \
    --cc=linux-btrfs@vger.kernel.org \
    --cc=linux-ext4@vger.kernel.org \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=linux-nfs@vger.kernel.org \
    --cc=linux-xfs@vger.kernel.org \
    --cc=neilb@suse.de \
    --cc=tytso@mit.edu \
    --cc=viro@zeniv.linux.org.uk \
    --cc=willy@infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox