[Cluster-devel] [PATCH 10/18] libgfs2: Return the inode from build_rindex()

Andrew Price anprice at redhat.com
Wed Jan 12 19:26:42 UTC 2022


This allows the caller to call inode_put() when it's convenient and also
allows the debug message printing to be moved out of the function.
fsck.gfs2 passes the function by reference so it needs a shim until the
other builder functions can be given the same signature.

Signed-off-by: Andrew Price <anprice at redhat.com>
---
 gfs2/convert/gfs2_convert.c |  8 +++++---
 gfs2/fsck/initialize.c      | 15 +++++++++------
 gfs2/fsck/pass1.c           | 11 ++++++++++-
 gfs2/libgfs2/libgfs2.h      |  2 +-
 gfs2/libgfs2/structures.c   | 20 +++++++-------------
 gfs2/mkfs/main_mkfs.c       | 10 ++++++++--
 6 files changed, 40 insertions(+), 26 deletions(-)

diff --git a/gfs2/convert/gfs2_convert.c b/gfs2/convert/gfs2_convert.c
index 93c9755b..5a542e29 100644
--- a/gfs2/convert/gfs2_convert.c
+++ b/gfs2/convert/gfs2_convert.c
@@ -2308,6 +2308,7 @@ int main(int argc, char **argv)
 	/* Create our system files and directories.       */
 	/* ---------------------------------------------- */
 	if (!error) {
+		struct gfs2_inode *ip;
 		int jreduce = 0;
 
 		/* Now we've got to treat it as a gfs2 file system */
@@ -2359,12 +2360,13 @@ int main(int argc, char **argv)
 		do_init_statfs(&sb2);
 
 		/* Create the resource group index file */
-		error = build_rindex(&sb2);
-		if (error) {
+		ip = build_rindex(&sb2);
+		if (ip == NULL) {
 			log_crit(_("Error building rindex inode: %s\n"),
-			         strerror(error));
+			         strerror(errno));
 			exit(-1);
 		}
+		inode_put(&ip);
 		/* Create the quota file */
 		error = build_quota(&sb2);
 		if (error) {
diff --git a/gfs2/fsck/initialize.c b/gfs2/fsck/initialize.c
index bb2bcfb7..e1c71fc8 100644
--- a/gfs2/fsck/initialize.c
+++ b/gfs2/fsck/initialize.c
@@ -544,11 +544,12 @@ static int rebuild_master(struct gfs2_sbd *sdp)
 			exit(FSCK_ERROR);
 		}
 	} else {
-		err = build_rindex(sdp);
-		if (err) {
-			log_crit(_("Error %d building rindex inode\n"), err);
+		struct gfs2_inode *rip = build_rindex(sdp);
+		if (rip == NULL) {
+			log_crit(_("Error building rindex inode: %s\n"), strerror(errno));
 			exit(FSCK_ERROR);
 		}
+		inode_put(&rip);
 	}
 
 	if (fix_md.qinode) {
@@ -1514,7 +1515,7 @@ static int reconstruct_journals(struct gfs2_sbd *sdp)
  */
 static int init_rindex(struct gfs2_sbd *sdp)
 {
-	int err;
+	struct gfs2_inode *ip;
 
 	if (sdp->gfs1)
 		sdp->md.riinode = lgfs2_inode_read(sdp, sdp->sd_rindex_di.in_addr);
@@ -1529,10 +1530,12 @@ static int init_rindex(struct gfs2_sbd *sdp)
 		log_crit(_("Error: Cannot proceed without a valid rindex.\n"));
 		return -1;
 	}
-	if ((err = build_rindex(sdp))) {
-		log_crit(_("Error %d rebuilding rindex\n"), err);
+	ip = build_rindex(sdp);
+	if (ip == NULL) {
+		log_crit(_("Error rebuilding rindex: %s\n"), strerror(errno));
 		return -1;
 	}
+	inode_put(&ip);
 	return 0;
 }
 
diff --git a/gfs2/fsck/pass1.c b/gfs2/fsck/pass1.c
index b19292eb..389cfbe5 100644
--- a/gfs2/fsck/pass1.c
+++ b/gfs2/fsck/pass1.c
@@ -1637,6 +1637,15 @@ static int fsck_build_statfs(struct gfs2_sbd *sdp)
 	return 0;
 }
 
+static int fsck_build_rindex(struct gfs2_sbd *sdp)
+{
+	struct gfs2_inode *ip = build_rindex(sdp);
+	if (ip == NULL)
+		return -1;
+	inode_put(&ip);
+	return 0;
+}
+
 static int check_system_inodes(struct gfs2_sbd *sdp)
 {
 	int journal_count;
@@ -1682,7 +1691,7 @@ static int check_system_inodes(struct gfs2_sbd *sdp)
 		stack;
 		return -1;
 	}
-	if (check_system_inode(sdp, &sdp->md.riinode, "rindex", build_rindex,
+	if (check_system_inode(sdp, &sdp->md.riinode, "rindex", fsck_build_rindex,
 			       0, sdp->master_dir, !sdp->gfs1)) {
 		stack;
 		return -1;
diff --git a/gfs2/libgfs2/libgfs2.h b/gfs2/libgfs2/libgfs2.h
index 83fc90ce..3c1ec9b2 100644
--- a/gfs2/libgfs2/libgfs2.h
+++ b/gfs2/libgfs2/libgfs2.h
@@ -779,7 +779,7 @@ extern int build_journal(struct gfs2_sbd *sdp, int j,
 extern struct gfs2_inode *lgfs2_build_jindex(struct gfs2_inode *metafs, struct lgfs2_inum *jnls, size_t nmemb);
 extern struct gfs2_inode *build_inum(struct gfs2_sbd *sdp);
 extern struct gfs2_inode *build_statfs(struct gfs2_sbd *sdp);
-extern int build_rindex(struct gfs2_sbd *sdp);
+extern struct gfs2_inode *build_rindex(struct gfs2_sbd *sdp);
 extern int build_quota(struct gfs2_sbd *sdp);
 extern int build_root(struct gfs2_sbd *sdp);
 extern int do_init_inum(struct gfs2_sbd *sdp);
diff --git a/gfs2/libgfs2/structures.c b/gfs2/libgfs2/structures.c
index f790adcc..eb4bbe01 100644
--- a/gfs2/libgfs2/structures.c
+++ b/gfs2/libgfs2/structures.c
@@ -368,7 +368,7 @@ struct gfs2_inode *build_statfs(struct gfs2_sbd *sdp)
 	return ip;
 }
 
-int build_rindex(struct gfs2_sbd *sdp)
+struct gfs2_inode *build_rindex(struct gfs2_sbd *sdp)
 {
 	struct gfs2_inode *ip;
 	struct osi_node *n, *next = NULL;
@@ -378,9 +378,9 @@ int build_rindex(struct gfs2_sbd *sdp)
 
 	ip = createi(sdp->master_dir, "rindex", S_IFREG | 0600,
 		     GFS2_DIF_SYSTEM | GFS2_DIF_JDATA);
-	if (ip == NULL) {
-		return errno;
-	}
+	if (ip == NULL)
+		return NULL;
+
 	ip->i_payload_format = GFS2_FORMAT_RI;
 	bmodified(ip->i_bh);
 
@@ -392,20 +392,14 @@ int build_rindex(struct gfs2_sbd *sdp)
 
 		count = gfs2_writei(ip, buf, ip->i_size, sizeof(struct gfs2_rindex));
 		if (count != sizeof(struct gfs2_rindex))
-			return -1;
+			return NULL;
 	}
 	memset(buf, 0, sizeof(struct gfs2_rindex));
 	count = __gfs2_writei(ip, buf, ip->i_size, sizeof(struct gfs2_rindex), 0);
 	if (count != sizeof(struct gfs2_rindex))
-		return -1;
-
-	if (cfg_debug) {
-		printf("\nResource Index:\n");
-		lgfs2_dinode_print(ip->i_bh->b_data);
-	}
+		return NULL;
 
-	inode_put(&ip);
-	return 0;
+	return ip;
 }
 
 int build_quota(struct gfs2_sbd *sdp)
diff --git a/gfs2/mkfs/main_mkfs.c b/gfs2/mkfs/main_mkfs.c
index 647c969b..23d9f1ec 100644
--- a/gfs2/mkfs/main_mkfs.c
+++ b/gfs2/mkfs/main_mkfs.c
@@ -1198,6 +1198,7 @@ int main(int argc, char *argv[])
 {
 	struct gfs2_sbd sbd;
 	struct mkfs_opts opts;
+	struct gfs2_inode *ip;
 	lgfs2_rgrps_t rgs;
 	uint64_t rgaddr;
 	int error;
@@ -1314,11 +1315,16 @@ int main(int argc, char *argv[])
 		printf("\nStatFS Inode:\n");
 		lgfs2_dinode_print(sbd.md.statfs->i_bh->b_data);
 	}
-	error = build_rindex(&sbd);
-	if (error) {
+	ip = build_rindex(&sbd);
+	if (ip == NULL) {
 		fprintf(stderr, _("Error building '%s': %s\n"), "rindex", strerror(errno));
 		exit(EXIT_FAILURE);
 	}
+	if (opts.debug) {
+		printf("\nResource Index:\n");
+		lgfs2_dinode_print(ip->i_bh->b_data);
+	}
+	inode_put(&ip);
 	if (!opts.quiet) {
 		printf("%s", _("Creating quota file: "));
 		fflush(stdout);
-- 
2.34.1




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