linux-ext4 - [PATCH v4 9/9] btrfs: convert to multigrain timestamps

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Date:   Thu, 18 May 2023 07:47:42 -0400
From:   Jeff Layton <jlayton@...nel.org>
To:     Alexander Viro <viro@...iv.linux.org.uk>,
        Christian Brauner <brauner@...nel.org>,
        "Darrick J. Wong" <djwong@...nel.org>,
        Hugh Dickins <hughd@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Dave Chinner <david@...morbit.com>,
        Chuck Lever <chuck.lever@...cle.com>
Cc:     Jan Kara <jack@...e.cz>, Amir Goldstein <amir73il@...il.com>,
        David Howells <dhowells@...hat.com>,
        Neil Brown <neilb@...e.de>,
        Matthew Wilcox <willy@...radead.org>,
        Andreas Dilger <adilger.kernel@...ger.ca>,
        Theodore T'so <tytso@....edu>, Chris Mason <clm@...com>,
        Josef Bacik <josef@...icpanda.com>,
        David Sterba <dsterba@...e.com>,
        Namjae Jeon <linkinjeon@...nel.org>,
        Steve French <sfrench@...ba.org>,
        Sergey Senozhatsky <senozhatsky@...omium.org>,
        Tom Talpey <tom@...pey.com>, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-xfs@...r.kernel.org,
        linux-btrfs@...r.kernel.org, linux-ext4@...r.kernel.org,
        linux-mm@...ck.org, linux-nfs@...r.kernel.org,
        linux-cifs@...r.kernel.org
Subject: [PATCH v4 9/9] btrfs: convert to multigrain timestamps

Signed-off-by: Jeff Layton <jlayton@...nel.org>
---
 fs/btrfs/delayed-inode.c | 2 +-
 fs/btrfs/inode.c         | 2 +-
 fs/btrfs/super.c         | 5 +++--
 fs/btrfs/tree-log.c      | 2 +-
 4 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c
index 6b457b010cbc..8307fd69da43 100644
--- a/fs/btrfs/delayed-inode.c
+++ b/fs/btrfs/delayed-inode.c
@@ -1810,7 +1810,7 @@ static void fill_stack_inode_item(struct btrfs_trans_handle *trans,
 	btrfs_set_stack_timespec_sec(&inode_item->ctime,
 				     inode->i_ctime.tv_sec);
 	btrfs_set_stack_timespec_nsec(&inode_item->ctime,
-				      inode->i_ctime.tv_nsec);
+				      ctime_nsec_peek(inode));
 
 	btrfs_set_stack_timespec_sec(&inode_item->otime,
 				     BTRFS_I(inode)->i_otime.tv_sec);
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 2335b5e1cecc..b27d4dda6024 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -3970,7 +3970,7 @@ static void fill_inode_item(struct btrfs_trans_handle *trans,
 	btrfs_set_token_timespec_sec(&token, &item->ctime,
 				     inode->i_ctime.tv_sec);
 	btrfs_set_token_timespec_nsec(&token, &item->ctime,
-				      inode->i_ctime.tv_nsec);
+				      ctime_nsec_peek(inode));
 
 	btrfs_set_token_timespec_sec(&token, &item->otime,
 				     BTRFS_I(inode)->i_otime.tv_sec);
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index ec18e2210602..fc6abf8b1f42 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -2144,7 +2144,7 @@ static struct file_system_type btrfs_fs_type = {
 	.name		= "btrfs",
 	.mount		= btrfs_mount,
 	.kill_sb	= btrfs_kill_super,
-	.fs_flags	= FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA,
+	.fs_flags	= FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA | FS_MULTIGRAIN_TS,
 };
 
 static struct file_system_type btrfs_root_fs_type = {
@@ -2152,7 +2152,8 @@ static struct file_system_type btrfs_root_fs_type = {
 	.name		= "btrfs",
 	.mount		= btrfs_mount_root,
 	.kill_sb	= btrfs_kill_super,
-	.fs_flags	= FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA | FS_ALLOW_IDMAP,
+	.fs_flags	= FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA |
+			  FS_ALLOW_IDMAP | FS_MULTIGRAIN_TS,
 };
 
 MODULE_ALIAS_FS("btrfs");
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 9b212e8c70cc..9a4d1b2ab204 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -4150,7 +4150,7 @@ static void fill_inode_item(struct btrfs_trans_handle *trans,
 	btrfs_set_token_timespec_sec(&token, &item->ctime,
 				     inode->i_ctime.tv_sec);
 	btrfs_set_token_timespec_nsec(&token, &item->ctime,
-				      inode->i_ctime.tv_nsec);
+				      ctime_nsec_peek(inode));
 
 	/*
 	 * We do not need to set the nbytes field, in fact during a fast fsync
-- 
2.40.1