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| author | Steven Whitehouse <swhiteho@redhat.com> | 2010-08-11 09:53:11 +0100 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2010-09-20 11:18:29 +0100 |
| commit | a2e0f79939e09e74698564b88dee709db208e1e2 (patch) | |
| tree | 0018e445e3d47c4558901153733899ef672f789e /fs/gfs2/ops_inode.c | |
| parent | ff8f33c8b30d7b7efdcf2548c7f6e64db6a89b29 (diff) | |
| download | lwn-a2e0f79939e09e74698564b88dee709db208e1e2.tar.gz lwn-a2e0f79939e09e74698564b88dee709db208e1e2.zip | |
GFS2: Remove i_disksize
With the update of the truncate code, ip->i_disksize and
inode->i_size are merely copies of each other. This means
we can remove ip->i_disksize and use inode->i_size exclusively
reducing the size of a GFS2 inode by 8 bytes.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/ops_inode.c')
| -rw-r--r-- | fs/gfs2/ops_inode.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c index 1d3f2fb466bd..ee6ffd590418 100644 --- a/fs/gfs2/ops_inode.c +++ b/fs/gfs2/ops_inode.c @@ -406,7 +406,6 @@ static int gfs2_symlink(struct inode *dir, struct dentry *dentry, ip = ghs[1].gh_gl->gl_object; - ip->i_disksize = size; i_size_write(inode, size); error = gfs2_meta_inode_buffer(ip, &dibh); @@ -461,7 +460,7 @@ static int gfs2_mkdir(struct inode *dir, struct dentry *dentry, int mode) ip = ghs[1].gh_gl->gl_object; ip->i_inode.i_nlink = 2; - ip->i_disksize = sdp->sd_sb.sb_bsize - sizeof(struct gfs2_dinode); + i_size_write(inode, sdp->sd_sb.sb_bsize - sizeof(struct gfs2_dinode)); ip->i_diskflags |= GFS2_DIF_JDATA; ip->i_entries = 2; @@ -990,7 +989,7 @@ static void *gfs2_follow_link(struct dentry *dentry, struct nameidata *nd) struct gfs2_inode *ip = GFS2_I(dentry->d_inode); struct gfs2_holder i_gh; struct buffer_head *dibh; - unsigned int x; + unsigned int x, size; char *buf; int error; @@ -1002,7 +1001,8 @@ static void *gfs2_follow_link(struct dentry *dentry, struct nameidata *nd) return NULL; } - if (!ip->i_disksize) { + size = (unsigned int)i_size_read(&ip->i_inode); + if (size == 0) { gfs2_consist_inode(ip); buf = ERR_PTR(-EIO); goto out; @@ -1014,7 +1014,7 @@ static void *gfs2_follow_link(struct dentry *dentry, struct nameidata *nd) goto out; } - x = ip->i_disksize + 1; + x = size + 1; buf = kmalloc(x, GFP_NOFS); if (!buf) buf = ERR_PTR(-ENOMEM); |