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Re: [Cluster-devel] [-mm patch] make gfs2_change_nlink_i() static



Adrian Bunk wrote:
On Thu, Jan 11, 2007 at 10:26:27PM -0800, Andrew Morton wrote:
...
Changes since 2.6.20-rc3-mm1:
...
 git-gfs2-nmw.patch
...
 git trees
...


This patch makes the needlessly globlal gfs2_change_nlink_i() static.
We will probably need to call this routine from other files in our next round of code check-in.

-- Wendy
Signed-off-by: Adrian Bunk <bunk stusta de>

---

 fs/gfs2/inode.c |   88 ++++++++++++++++++++++++------------------------
fs/gfs2/inode.h | 1 2 files changed, 44 insertions(+), 45 deletions(-)

--- linux-2.6.20-rc4-mm1/fs/gfs2/inode.h.old	2007-01-13 08:56:24.000000000 +0100
+++ linux-2.6.20-rc4-mm1/fs/gfs2/inode.h	2007-01-13 08:56:30.000000000 +0100
@@ -40,7 +40,6 @@
int gfs2_dinode_dealloc(struct gfs2_inode *inode);
 int gfs2_change_nlink(struct gfs2_inode *ip, int diff);
-int gfs2_change_nlink_i(struct gfs2_inode *ip);
 struct inode *gfs2_lookupi(struct inode *dir, const struct qstr *name,
 			   int is_root, struct nameidata *nd);
 struct inode *gfs2_createi(struct gfs2_holder *ghs, const struct qstr *name,
--- linux-2.6.20-rc4-mm1/fs/gfs2/inode.c.old	2007-01-13 08:56:37.000000000 +0100
+++ linux-2.6.20-rc4-mm1/fs/gfs2/inode.c	2007-01-13 08:57:21.000000000 +0100
@@ -280,6 +280,50 @@
 	return error;
 }
+static int gfs2_change_nlink_i(struct gfs2_inode *ip)
+{
+	struct gfs2_sbd *sdp = ip->i_inode.i_sb->s_fs_info;
+	struct gfs2_inode *rindex = GFS2_I(sdp->sd_rindex);
+	struct gfs2_glock *ri_gl = rindex->i_gl;
+	struct gfs2_rgrpd *rgd;
+	struct gfs2_holder ri_gh, rg_gh;
+	int existing, error;
+
+	/* if we come from rename path, we could have the lock already */
+	existing = gfs2_glock_is_locked_by_me(ri_gl);
+	if (!existing) {
+		error = gfs2_rindex_hold(sdp, &ri_gh);
+		if (error)
+			goto out;
+	}
+
+	/* find the matching rgd */
+	error = -EIO;
+	rgd = gfs2_blk2rgrpd(sdp, ip->i_num.no_addr);
+	if (!rgd)
+		goto out_norgrp;
+
+	/*
+	 * Eventually we may want to move rgd(s) to a linked list
+	 * and piggyback the free logic into one of gfs2 daemons
+	 * to gain some performance.
+	 */
+	if (!rgd->rd_gl || !gfs2_glock_is_locked_by_me(rgd->rd_gl)) {
+		error = gfs2_glock_nq_init(rgd->rd_gl, LM_ST_EXCLUSIVE, 0, &rg_gh);
+		if (error)
+			goto out_norgrp;
+
+		gfs2_unlink_di(&ip->i_inode); /* mark inode unlinked */
+		gfs2_glock_dq_uninit(&rg_gh);
+	}
+
+out_norgrp:
+	if (!existing)
+		gfs2_glock_dq_uninit(&ri_gh);
+out:
+	return error;
+}
+
 /**
  * gfs2_change_nlink - Change nlink count on inode
  * @ip: The GFS2 inode
@@ -326,50 +370,6 @@
 	return error;
 }
-int gfs2_change_nlink_i(struct gfs2_inode *ip)
-{
-	struct gfs2_sbd *sdp = ip->i_inode.i_sb->s_fs_info;
-	struct gfs2_inode *rindex = GFS2_I(sdp->sd_rindex);
-	struct gfs2_glock *ri_gl = rindex->i_gl;
-	struct gfs2_rgrpd *rgd;
-	struct gfs2_holder ri_gh, rg_gh;
-	int existing, error;
-
-	/* if we come from rename path, we could have the lock already */
-	existing = gfs2_glock_is_locked_by_me(ri_gl);
-	if (!existing) {
-		error = gfs2_rindex_hold(sdp, &ri_gh);
-		if (error)
-			goto out;
-	}
-
-	/* find the matching rgd */
-	error = -EIO;
-	rgd = gfs2_blk2rgrpd(sdp, ip->i_num.no_addr);
-	if (!rgd)
-		goto out_norgrp;
-
-	/*
-	 * Eventually we may want to move rgd(s) to a linked list
-	 * and piggyback the free logic into one of gfs2 daemons
-	 * to gain some performance.
-	 */
-	if (!rgd->rd_gl || !gfs2_glock_is_locked_by_me(rgd->rd_gl)) {
-		error = gfs2_glock_nq_init(rgd->rd_gl, LM_ST_EXCLUSIVE, 0, &rg_gh);
-		if (error)
-			goto out_norgrp;
-
-		gfs2_unlink_di(&ip->i_inode); /* mark inode unlinked */
-		gfs2_glock_dq_uninit(&rg_gh);
-	}
-
-out_norgrp:
-	if (!existing)
-		gfs2_glock_dq_uninit(&ri_gh);
-out:
-	return error;
-}
-
 struct inode *gfs2_lookup_simple(struct inode *dip, const char *name)
 {
 	struct qstr qstr;



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