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Date: Fri, 01 Dec 2006 13:19:04 -0600
From: Russell Cattelan <cattelan@...barn.com>
To: Steven Whitehouse <swhiteho@...hat.com>
Cc: cluster-devel@...hat.com, linux-kernel@...r.kernel.org
Subject: Re: [GFS2] Change argument of gfs2_dinode_out [17/70]
On Thu, 2006-11-30 at 12:15 +0000, Steven Whitehouse wrote:
> >From 539e5d6b7ae8612c0393fe940d2da5b591318d3d Mon Sep 17 00:00:00 2001
> From: Steven Whitehouse <swhiteho@...hat.com>
> Date: Tue, 31 Oct 2006 15:07:05 -0500
> Subject: [PATCH] [GFS2] Change argument of gfs2_dinode_out
>
> Everywhere this was called, a struct gfs2_inode was available,
> but despite that, it was always called with a struct gfs2_dinode
> as an argument. By making this change it paves the way to start
> eliminating fields duplicated between the kernel's struct inode
> and the struct gfs2_dinode.
More pointless code churn.
This only makes sense once the file system is working
and we have time to do this type of cleanup on against
a stable and TESTED code base.
>
> Signed-off-by: Steven Whitehouse <swhiteho@...hat.com>
> ---
> fs/gfs2/acl.c | 2 +-
> fs/gfs2/bmap.c | 12 ++++++------
> fs/gfs2/dir.c | 20 ++++++++++----------
> fs/gfs2/eattr.c | 14 +++++++-------
> fs/gfs2/inode.c | 6 +++---
> fs/gfs2/ondisk.c | 5 ++++-
> fs/gfs2/ops_file.c | 2 +-
> fs/gfs2/ops_inode.c | 10 +++++-----
> include/linux/gfs2_ondisk.h | 3 ++-
> 9 files changed, 39 insertions(+), 35 deletions(-)
>
> diff --git a/fs/gfs2/acl.c b/fs/gfs2/acl.c
> index 5f959b8..906e403 100644
> --- a/fs/gfs2/acl.c
> +++ b/fs/gfs2/acl.c
> @@ -201,7 +201,7 @@ static int munge_mode(struct gfs2_inode
> (ip->i_di.di_mode & S_IFMT) == (mode & S_IFMT));
> ip->i_di.di_mode = mode;
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
>
> diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
> index 51f6356..8c092ab 100644
> --- a/fs/gfs2/bmap.c
> +++ b/fs/gfs2/bmap.c
> @@ -498,7 +498,7 @@ static int gfs2_block_pointers(struct in
> error = gfs2_meta_inode_buffer(ip, &dibh);
> if (!error) {
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
> set_buffer_new(bh_map);
> @@ -780,7 +780,7 @@ static int do_strip(struct gfs2_inode *i
>
> ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
>
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
>
> up_write(&ip->i_rw_mutex);
>
> @@ -860,7 +860,7 @@ static int do_grow(struct gfs2_inode *ip
> goto out_end_trans;
>
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
>
> out_end_trans:
> @@ -970,7 +970,7 @@ static int trunc_start(struct gfs2_inode
> ip->i_di.di_size = size;
> ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> gfs2_buffer_clear_tail(dibh, sizeof(struct gfs2_dinode) + size);
> error = 1;
>
> @@ -983,7 +983,7 @@ static int trunc_start(struct gfs2_inode
> ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
> ip->i_di.di_flags |= GFS2_DIF_TRUNC_IN_PROG;
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> }
> }
>
> @@ -1057,7 +1057,7 @@ static int trunc_end(struct gfs2_inode *
> ip->i_di.di_flags &= ~GFS2_DIF_TRUNC_IN_PROG;
>
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
>
> out:
> diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c
> index 59dc823..0742761 100644
> --- a/fs/gfs2/dir.c
> +++ b/fs/gfs2/dir.c
> @@ -132,7 +132,7 @@ static int gfs2_dir_write_stuffed(struct
> if (ip->i_di.di_size < offset + size)
> ip->i_di.di_size = offset + size;
> ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
>
> brelse(dibh);
>
> @@ -232,7 +232,7 @@ out:
> ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
>
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
>
> return copied;
> @@ -907,7 +907,7 @@ static int dir_make_exhash(struct inode
> for (x = sdp->sd_hash_ptrs, y = -1; x; x >>= 1, y++) ;
> dip->i_di.di_depth = y;
>
> - gfs2_dinode_out(&dip->i_di, dibh->b_data);
> + gfs2_dinode_out(dip, dibh->b_data);
>
> brelse(dibh);
>
> @@ -1039,7 +1039,7 @@ static int dir_split_leaf(struct inode *
> error = gfs2_meta_inode_buffer(dip, &dibh);
> if (!gfs2_assert_withdraw(GFS2_SB(&dip->i_inode), !error)) {
> dip->i_di.di_blocks++;
> - gfs2_dinode_out(&dip->i_di, dibh->b_data);
> + gfs2_dinode_out(dip, dibh->b_data);
> brelse(dibh);
> }
>
> @@ -1119,7 +1119,7 @@ static int dir_double_exhash(struct gfs2
> error = gfs2_meta_inode_buffer(dip, &dibh);
> if (!gfs2_assert_withdraw(sdp, !error)) {
> dip->i_di.di_depth++;
> - gfs2_dinode_out(&dip->i_di, dibh->b_data);
> + gfs2_dinode_out(dip, dibh->b_data);
> brelse(dibh);
> }
>
> @@ -1517,7 +1517,7 @@ static int dir_new_leaf(struct inode *in
> return error;
> gfs2_trans_add_bh(ip->i_gl, bh, 1);
> ip->i_di.di_blocks++;
> - gfs2_dinode_out(&ip->i_di, bh->b_data);
> + gfs2_dinode_out(ip, bh->b_data);
> brelse(bh);
> return 0;
> }
> @@ -1561,7 +1561,7 @@ int gfs2_dir_add(struct inode *inode, co
> gfs2_trans_add_bh(ip->i_gl, bh, 1);
> ip->i_di.di_entries++;
> ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
> - gfs2_dinode_out(&ip->i_di, bh->b_data);
> + gfs2_dinode_out(ip, bh->b_data);
> brelse(bh);
> error = 0;
> break;
> @@ -1647,7 +1647,7 @@ int gfs2_dir_del(struct gfs2_inode *dip,
> gfs2_trans_add_bh(dip->i_gl, bh, 1);
> dip->i_di.di_entries--;
> dip->i_di.di_mtime = dip->i_di.di_ctime = get_seconds();
> - gfs2_dinode_out(&dip->i_di, bh->b_data);
> + gfs2_dinode_out(dip, bh->b_data);
> brelse(bh);
> mark_inode_dirty(&dip->i_inode);
>
> @@ -1695,7 +1695,7 @@ int gfs2_dir_mvino(struct gfs2_inode *di
> }
>
> dip->i_di.di_mtime = dip->i_di.di_ctime = get_seconds();
> - gfs2_dinode_out(&dip->i_di, bh->b_data);
> + gfs2_dinode_out(dip, bh->b_data);
> brelse(bh);
> return 0;
> }
> @@ -1875,7 +1875,7 @@ static int leaf_dealloc(struct gfs2_inod
> goto out_end_trans;
>
> gfs2_trans_add_bh(dip->i_gl, dibh, 1);
> - gfs2_dinode_out(&dip->i_di, dibh->b_data);
> + gfs2_dinode_out(dip, dibh->b_data);
> brelse(dibh);
>
> out_end_trans:
> diff --git a/fs/gfs2/eattr.c b/fs/gfs2/eattr.c
> index 518f0c0..9b7bb56 100644
> --- a/fs/gfs2/eattr.c
> +++ b/fs/gfs2/eattr.c
> @@ -302,7 +302,7 @@ static int ea_dealloc_unstuffed(struct g
> if (!error) {
> ip->i_di.di_ctime = get_seconds();
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
>
> @@ -717,7 +717,7 @@ static int ea_alloc_skeleton(struct gfs2
> }
> ip->i_di.di_ctime = get_seconds();
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
>
> @@ -852,7 +852,7 @@ static int ea_set_simple_noalloc(struct
> }
> ip->i_di.di_ctime = get_seconds();
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> out:
> gfs2_trans_end(GFS2_SB(&ip->i_inode));
> @@ -1132,7 +1132,7 @@ static int ea_remove_stuffed(struct gfs2
> if (!error) {
> ip->i_di.di_ctime = get_seconds();
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
>
> @@ -1287,7 +1287,7 @@ int gfs2_ea_acl_chmod(struct gfs2_inode
> gfs2_assert_warn(GFS2_SB(&ip->i_inode), !error);
> gfs2_inode_attr_out(ip);
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
>
> @@ -1397,7 +1397,7 @@ static int ea_dealloc_indirect(struct gf
> error = gfs2_meta_inode_buffer(ip, &dibh);
> if (!error) {
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
>
> @@ -1446,7 +1446,7 @@ static int ea_dealloc_block(struct gfs2_
> error = gfs2_meta_inode_buffer(ip, &dibh);
> if (!error) {
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
>
> diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
> index fb96930..b861ddb 100644
> --- a/fs/gfs2/inode.c
> +++ b/fs/gfs2/inode.c
> @@ -338,7 +338,7 @@ int gfs2_change_nlink(struct gfs2_inode
> ip->i_inode.i_nlink = nlink;
>
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> mark_inode_dirty(&ip->i_inode);
>
> @@ -792,7 +792,7 @@ static int link_dinode(struct gfs2_inode
> goto fail_end_trans;
> ip->i_di.di_nlink = 1;
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> return 0;
>
> @@ -1349,7 +1349,7 @@ __gfs2_setattr_simple(struct gfs2_inode
> gfs2_inode_attr_out(ip);
>
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
> return error;
> diff --git a/fs/gfs2/ondisk.c b/fs/gfs2/ondisk.c
> index 2d1682d..2c50fa0 100644
> --- a/fs/gfs2/ondisk.c
> +++ b/fs/gfs2/ondisk.c
> @@ -15,6 +15,8 @@ #include <linux/buffer_head.h>
>
> #include "gfs2.h"
> #include <linux/gfs2_ondisk.h>
> +#include <linux/lm_interface.h>
> +#include "incore.h"
>
> #define pv(struct, member, fmt) printk(KERN_INFO " "#member" = "fmt"\n", \
> struct->member);
> @@ -187,8 +189,9 @@ void gfs2_dinode_in(struct gfs2_dinode_h
>
> }
>
> -void gfs2_dinode_out(const struct gfs2_dinode_host *di, void *buf)
> +void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf)
> {
> + const struct gfs2_dinode_host *di = &ip->i_di;
> struct gfs2_dinode *str = buf;
>
> gfs2_meta_header_out(&di->di_header, buf);
> diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c
> index 2fc8868..7ea4175 100644
> --- a/fs/gfs2/ops_file.c
> +++ b/fs/gfs2/ops_file.c
> @@ -336,7 +336,7 @@ static int do_gfs2_set_flags(struct file
> goto out_trans_end;
> gfs2_trans_add_bh(ip->i_gl, bh, 1);
> ip->i_di.di_flags = new_flags;
> - gfs2_dinode_out(&ip->i_di, bh->b_data);
> + gfs2_dinode_out(ip, bh->b_data);
> brelse(bh);
> out_trans_end:
> gfs2_trans_end(sdp);
> diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c
> index ef6e5ed..bd26885 100644
> --- a/fs/gfs2/ops_inode.c
> +++ b/fs/gfs2/ops_inode.c
> @@ -339,7 +339,7 @@ static int gfs2_symlink(struct inode *di
> error = gfs2_meta_inode_buffer(ip, &dibh);
>
> if (!gfs2_assert_withdraw(sdp, !error)) {
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> memcpy(dibh->b_data + sizeof(struct gfs2_dinode), symname,
> size);
> brelse(dibh);
> @@ -414,7 +414,7 @@ static int gfs2_mkdir(struct inode *dir,
> gfs2_inum_out(&dip->i_num, &dent->de_inum);
> dent->de_type = cpu_to_be16(DT_DIR);
>
> - gfs2_dinode_out(&ip->i_di, di);
> + gfs2_dinode_out(ip, di);
>
> brelse(dibh);
> }
> @@ -541,7 +541,7 @@ static int gfs2_mknod(struct inode *dir,
> error = gfs2_meta_inode_buffer(ip, &dibh);
>
> if (!gfs2_assert_withdraw(sdp, !error)) {
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
>
> @@ -762,7 +762,7 @@ static int gfs2_rename(struct inode *odi
> goto out_end_trans;
> ip->i_di.di_ctime = get_seconds();
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
> }
>
> @@ -949,7 +949,7 @@ static int setattr_chown(struct inode *i
> gfs2_inode_attr_out(ip);
>
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> - gfs2_dinode_out(&ip->i_di, dibh->b_data);
> + gfs2_dinode_out(ip, dibh->b_data);
> brelse(dibh);
>
> if (ouid != NO_QUOTA_CHANGE || ogid != NO_QUOTA_CHANGE) {
> diff --git a/include/linux/gfs2_ondisk.h b/include/linux/gfs2_ondisk.h
> index 10a507d..550effa 100644
> --- a/include/linux/gfs2_ondisk.h
> +++ b/include/linux/gfs2_ondisk.h
> @@ -535,7 +535,8 @@ extern void gfs2_rgrp_in(struct gfs2_rgr
> extern void gfs2_rgrp_out(const struct gfs2_rgrp_host *rg, void *buf);
> extern void gfs2_quota_in(struct gfs2_quota_host *qu, const void *buf);
> extern void gfs2_dinode_in(struct gfs2_dinode_host *di, const void *buf);
> -extern void gfs2_dinode_out(const struct gfs2_dinode_host *di, void *buf);
> +struct gfs2_inode;
> +extern void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf);
> extern void gfs2_ea_header_in(struct gfs2_ea_header *ea, const void *buf);
> extern void gfs2_ea_header_out(const struct gfs2_ea_header *ea, void *buf);
> extern void gfs2_log_header_in(struct gfs2_log_header_host *lh, const void *buf);
--
Russell Cattelan <cattelan@...barn.com>
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