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Subject[PATCH 1/1] fs/jfs/jfs_inode.c: atomically set inode->i_flags
According to commit 00a1a053ebe5f
("ext4: atomically set inode->i_flags in ext4_set_inode_flags()")

Inspired-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: jfs-discussion@lists.sourceforge.net
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Fabian Frederick <fabf@skynet.be>
---
fs/jfs/jfs_inode.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/fs/jfs/jfs_inode.c b/fs/jfs/jfs_inode.c
index 7f464c5..3309074 100644
--- a/fs/jfs/jfs_inode.c
+++ b/fs/jfs/jfs_inode.c
@@ -29,20 +29,20 @@
void jfs_set_inode_flags(struct inode *inode)
{
unsigned int flags = JFS_IP(inode)->mode2;
-
- inode->i_flags &= ~(S_IMMUTABLE | S_APPEND |
- S_NOATIME | S_DIRSYNC | S_SYNC);
+ unsigned int new_fl = 0;

if (flags & JFS_IMMUTABLE_FL)
- inode->i_flags |= S_IMMUTABLE;
+ new_fl |= S_IMMUTABLE;
if (flags & JFS_APPEND_FL)
- inode->i_flags |= S_APPEND;
+ new_fl |= S_APPEND;
if (flags & JFS_NOATIME_FL)
- inode->i_flags |= S_NOATIME;
+ new_fl |= S_NOATIME;
if (flags & JFS_DIRSYNC_FL)
- inode->i_flags |= S_DIRSYNC;
+ new_fl |= S_DIRSYNC;
if (flags & JFS_SYNC_FL)
- inode->i_flags |= S_SYNC;
+ new_fl |= S_SYNC;
+ set_mask_bits(&inode->i_flags, S_IMMUTABLE | S_APPEND | S_NOATIME |
+ S_DIRSYNC | S_SYNC, new_fl);
}

void jfs_get_inode_flags(struct jfs_inode_info *jfs_ip)
--
1.8.4.5


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