Re: [PATCH 3/3] xfsprogs: remove unused flags arg from getsb interfaces

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On 5/16/19 10:46 AM, Eric Sandeen wrote:
The flags value is always* passed as 0 so remove the argument.

*mkfs.xfs is the sole exception; it passes a flag to fail on read
error, but we can easily detect the error and exit from main()
manually instead.

Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>

Looks ok to me.

Reviewed-by: Allison Collins <allison.henderson@xxxxxxxxxx>

---

(This one might actually come in via a libxfs merge instead)

diff --git a/include/xfs_trans.h b/include/xfs_trans.h
index d32acc9e..953da5d1 100644
--- a/include/xfs_trans.h
+++ b/include/xfs_trans.h
@@ -87,7 +87,7 @@ void	xfs_trans_cancel(struct xfs_trans *);
  /* cancel dfops associated with a transaction */
  void xfs_defer_cancel(struct xfs_trans *);
-struct xfs_buf *xfs_trans_getsb(struct xfs_trans *, struct xfs_mount *, int);
+struct xfs_buf *xfs_trans_getsb(struct xfs_trans *, struct xfs_mount *);
void xfs_trans_ijoin(struct xfs_trans *, struct xfs_inode *, uint);
  void	xfs_trans_log_inode (struct xfs_trans *, struct xfs_inode *,
diff --git a/libxfs/libxfs_io.h b/libxfs/libxfs_io.h
index 8fa2c2c5..4dc4d5f3 100644
--- a/libxfs/libxfs_io.h
+++ b/libxfs/libxfs_io.h
@@ -177,7 +177,7 @@ extern void	libxfs_putbuf (xfs_buf_t *);
extern void libxfs_readbuf_verify(struct xfs_buf *bp,
  			const struct xfs_buf_ops *ops);
-extern xfs_buf_t *xfs_getsb(struct xfs_mount *, int);
+extern xfs_buf_t *xfs_getsb(struct xfs_mount *);
  extern void	libxfs_bcache_purge(void);
  extern void	libxfs_bcache_free(void);
  extern void	libxfs_bcache_flush(void);
diff --git a/libxfs/rdwr.c b/libxfs/rdwr.c
index 8d6f958a..132ed0a9 100644
--- a/libxfs/rdwr.c
+++ b/libxfs/rdwr.c
@@ -476,10 +476,10 @@ libxfs_trace_putbuf(const char *func, const char *file, int line, xfs_buf_t *bp)
xfs_buf_t *
-xfs_getsb(xfs_mount_t *mp, int flags)
+xfs_getsb(xfs_mount_t *mp)
  {
  	return libxfs_readbuf(mp->m_ddev_targp, XFS_SB_DADDR,
-				XFS_FSS_TO_BB(mp, 1), flags, &xfs_sb_buf_ops);
+				XFS_FSS_TO_BB(mp, 1), 0, &xfs_sb_buf_ops);
  }
kmem_zone_t *xfs_buf_zone;
diff --git a/libxfs/trans.c b/libxfs/trans.c
index 5ef0c055..9e49def0 100644
--- a/libxfs/trans.c
+++ b/libxfs/trans.c
@@ -628,8 +628,7 @@ xfs_trans_get_buf_map(
  xfs_buf_t *
  xfs_trans_getsb(
  	xfs_trans_t		*tp,
-	xfs_mount_t		*mp,
-	int			flags)
+	xfs_mount_t		*mp)
  {
  	xfs_buf_t		*bp;
  	xfs_buf_log_item_t	*bip;
@@ -637,7 +636,7 @@ xfs_trans_getsb(
  	DEFINE_SINGLE_BUF_MAP(map, XFS_SB_DADDR, len);
if (tp == NULL)
-		return xfs_getsb(mp, flags);
+		return xfs_getsb(mp);
bp = xfs_trans_buf_item_match(tp, mp->m_dev, &map, 1);
  	if (bp != NULL) {
@@ -648,7 +647,7 @@ xfs_trans_getsb(
  		return bp;
  	}
- bp = xfs_getsb(mp, flags);
+	bp = xfs_getsb(mp);
  #ifdef XACT_DEBUG
  	fprintf(stderr, "trans_get_sb buffer %p, transaction %p\n", bp, tp);
  #endif
diff --git a/libxfs/xfs_sb.c b/libxfs/xfs_sb.c
index f1e2ba57..a1857e10 100644
--- a/libxfs/xfs_sb.c
+++ b/libxfs/xfs_sb.c
@@ -915,7 +915,7 @@ xfs_log_sb(
  	struct xfs_trans	*tp)
  {
  	struct xfs_mount	*mp = tp->t_mountp;
-	struct xfs_buf		*bp = xfs_trans_getsb(tp, mp, 0);
+	struct xfs_buf		*bp = xfs_trans_getsb(tp, mp);
mp->m_sb.sb_icount = percpu_counter_sum(&mp->m_icount);
  	mp->m_sb.sb_ifree = percpu_counter_sum(&mp->m_ifree);
@@ -1045,7 +1045,7 @@ xfs_sync_sb_buf(
  	if (error)
  		return error;
- bp = xfs_trans_getsb(tp, mp, 0);
+	bp = xfs_trans_getsb(tp, mp);
  	xfs_log_sb(tp);
  	xfs_trans_bhold(tp, bp);
  	xfs_trans_set_sync(tp);
diff --git a/mkfs/xfs_mkfs.c b/mkfs/xfs_mkfs.c
index 09106648..647e2bc2 100644
--- a/mkfs/xfs_mkfs.c
+++ b/mkfs/xfs_mkfs.c
@@ -4123,7 +4123,11 @@ main(
  	/*
  	 * Mark the filesystem ok.
  	 */
-	buf = libxfs_getsb(mp, LIBXFS_EXIT_ON_FAILURE);
+	buf = libxfs_getsb(mp);
+	if (!buf) {
+		fprintf(stderr, _("couldn't get superblock\n"));
+		exit(1);
+	}
  	(XFS_BUF_TO_SBP(buf))->sb_inprogress = 0;
  	libxfs_writebuf(buf, LIBXFS_EXIT_ON_FAILURE);
diff --git a/repair/phase5.c b/repair/phase5.c
index 0f6a8395..8ad32365 100644
--- a/repair/phase5.c
+++ b/repair/phase5.c
@@ -2177,7 +2177,7 @@ sync_sb(xfs_mount_t *mp)
  {
  	xfs_buf_t	*bp;
- bp = libxfs_getsb(mp, 0);
+	bp = libxfs_getsb(mp);
  	if (!bp)
  		do_error(_("couldn't get superblock\n"));
diff --git a/repair/xfs_repair.c b/repair/xfs_repair.c
index 9657503f..4000b3e6 100644
--- a/repair/xfs_repair.c
+++ b/repair/xfs_repair.c
@@ -1044,7 +1044,7 @@ _("Warning:  project quota information would be cleared.\n"
  	/*
  	 * Clear the quota flags if they're on.
  	 */
-	sbp = libxfs_getsb(mp, 0);
+	sbp = libxfs_getsb(mp);
  	if (!sbp)
  		do_error(_("couldn't get superblock\n"));



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