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authorDave Chinner <dchinner@redhat.com>2016-02-09 16:54:58 +1100
committerDave Chinner <david@fromorbit.com>2016-02-09 16:54:58 +1100
commit54d7b5c1d03e9711cce2d72237d5b3f5c87431f4 (patch)
tree217051439807a7bc0fba823d0319c7a5900cc2c3 /fs/xfs/libxfs
parent50997470ef95fd8ae0ef6acab3b2e1d886ae2445 (diff)
downloadlinux-54d7b5c1d03e9711cce2d72237d5b3f5c87431f4.tar.bz2
xfs: use vfs inode nlink field everywhere
The VFS tracks the inode nlink just like the xfs_icdinode. We can remove the variable from the icdinode and use the VFS inode variable everywhere, reducing the size of the xfs_icdinode by a further 4 bytes. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Brian Foster <bfoster@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/libxfs')
-rw-r--r--fs/xfs/libxfs/xfs_inode_buf.c6
-rw-r--r--fs/xfs/libxfs/xfs_inode_buf.h1
2 files changed, 3 insertions, 4 deletions
diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c
index fe8f4f349b37..cc509c1af75e 100644
--- a/fs/xfs/libxfs/xfs_inode_buf.c
+++ b/fs/xfs/libxfs/xfs_inode_buf.c
@@ -210,12 +210,12 @@ xfs_inode_from_disk(
* minimum inode version format we support in the rest of the code.
*/
if (to->di_version == 1) {
- to->di_nlink = be16_to_cpu(from->di_onlink);
+ set_nlink(inode, be16_to_cpu(from->di_onlink));
to->di_projid_lo = 0;
to->di_projid_hi = 0;
to->di_version = 2;
} else {
- to->di_nlink = be32_to_cpu(from->di_nlink);
+ set_nlink(inode, be32_to_cpu(from->di_nlink));
to->di_projid_lo = be16_to_cpu(from->di_projid_lo);
to->di_projid_hi = be16_to_cpu(from->di_projid_hi);
}
@@ -275,7 +275,6 @@ xfs_inode_to_disk(
to->di_format = from->di_format;
to->di_uid = cpu_to_be32(from->di_uid);
to->di_gid = cpu_to_be32(from->di_gid);
- to->di_nlink = cpu_to_be32(from->di_nlink);
to->di_projid_lo = cpu_to_be16(from->di_projid_lo);
to->di_projid_hi = cpu_to_be16(from->di_projid_hi);
@@ -286,6 +285,7 @@ xfs_inode_to_disk(
to->di_mtime.t_nsec = cpu_to_be32(inode->i_mtime.tv_nsec);
to->di_ctime.t_sec = cpu_to_be32(inode->i_ctime.tv_sec);
to->di_ctime.t_nsec = cpu_to_be32(inode->i_ctime.tv_nsec);
+ to->di_nlink = cpu_to_be32(inode->i_nlink);
to->di_size = cpu_to_be64(from->di_size);
to->di_nblocks = cpu_to_be64(from->di_nblocks);
diff --git a/fs/xfs/libxfs/xfs_inode_buf.h b/fs/xfs/libxfs/xfs_inode_buf.h
index 73ba1d8ffac2..320b72344270 100644
--- a/fs/xfs/libxfs/xfs_inode_buf.h
+++ b/fs/xfs/libxfs/xfs_inode_buf.h
@@ -34,7 +34,6 @@ struct xfs_icdinode {
__uint16_t di_flushiter; /* incremented on flush */
__uint32_t di_uid; /* owner's user id */
__uint32_t di_gid; /* owner's group id */
- __uint32_t di_nlink; /* number of links to file */
__uint16_t di_projid_lo; /* lower part of owner's project id */
__uint16_t di_projid_hi; /* higher part of owner's project id */
xfs_fsize_t di_size; /* number of bytes in file */