[16/41] xfs_io: support flag for limited bulkstat of the metadata directory

Commit Message

Darrick J. Wong Dec. 23, 2024, 9:50 p.m. UTC

From: Darrick J. Wong <[e-mail]>

Support the new XFS_BULK_IREQ_METADIR flag for bulkstat commands.

Signed-off-by: "Darrick J. Wong" <[e-mail]>
Reviewed-by: Christoph Hellwig <[e-mail]>
---
 io/bulkstat.c     |   16 +++++++++++++++-
 man/man8/xfs_io.8 |   10 +++++++---
 2 files changed, 22 insertions(+), 4 deletions(-)

Patch

diff --git a/io/bulkstat.c b/io/bulkstat.c
index 06023e1289e420..f312c6d55f47bc 100644
--- a/io/bulkstat.c
+++ b/io/bulkstat.c
@@ -70,6 +70,7 @@  bulkstat_help(void)
 "   -d         Print debugging output.\n"
 "   -q         Be quiet, no output.\n"
 "   -e <ino>   Stop after this inode.\n"
+"   -m         Include metadata directories.\n"
 "   -n <nr>    Ask for this many results at once.\n"
 "   -s <ino>   Inode to start with.\n"
 "   -v <ver>   Use this version of the ioctl (1 or 5).\n"));
@@ -107,11 +108,12 @@  bulkstat_f(
 	bool			has_agno = false;
 	bool			debug = false;
 	bool			quiet = false;
+	bool			metadir = false;
 	unsigned int		i;
 	int			c;
 	int			ret;
 
-	while ((c = getopt(argc, argv, "a:de:n:qs:v:")) != -1) {
+	while ((c = getopt(argc, argv, "a:de:mn:qs:v:")) != -1) {
 		switch (c) {
 		case 'a':
 			agno = cvt_u32(optarg, 10);
@@ -131,6 +133,9 @@  bulkstat_f(
 				return 1;
 			}
 			break;
+		case 'm':
+			metadir = true;
+			break;
 		case 'n':
 			batch_size = cvt_u32(optarg, 10);
 			if (errno) {
@@ -185,6 +190,8 @@  bulkstat_f(
 
 	if (has_agno)
 		xfrog_bulkstat_set_ag(breq, agno);
+	if (metadir)
+		breq->hdr.flags |= XFS_BULK_IREQ_METADIR;
 
 	set_xfd_flags(&xfd, ver);
 
@@ -253,6 +260,7 @@  bulkstat_single_f(
 	unsigned long		ver = 0;
 	unsigned int		i;
 	bool			debug = false;
+	bool			metadir = false;
 	int			c;
 	int			ret;
 
@@ -261,6 +269,9 @@  bulkstat_single_f(
 		case 'd':
 			debug = true;
 			break;
+		case 'm':
+			metadir = true;
+			break;
 		case 'v':
 			errno = 0;
 			ver = strtoull(optarg, NULL, 10);
@@ -313,6 +324,9 @@  bulkstat_single_f(
 			}
 		}
 
+		if (metadir)
+			flags |= XFS_BULK_IREQ_METADIR;
+
 		ret = -xfrog_bulkstat_single(&xfd, ino, flags, &bulkstat);
 		if (ret) {
 			xfrog_perror(ret, "xfrog_bulkstat_single");
diff --git a/man/man8/xfs_io.8 b/man/man8/xfs_io.8
index eb2201fca74380..fb7a026224fda7 100644
--- a/man/man8/xfs_io.8
+++ b/man/man8/xfs_io.8
@@ -1243,7 +1243,7 @@  .SH MEMORY MAPPED I/O COMMANDS
 
 .SH FILESYSTEM COMMANDS
 .TP
-.BI "bulkstat [ \-a " agno " ] [ \-d ] [ \-e " endino " ] [ \-n " batchsize " ] [ \-q ] [ \-s " startino " ] [ \-v " version" ]
+.BI "bulkstat [ \-a " agno " ] [ \-d ] [ \-e " endino " ] [ \-m ] [ \-n " batchsize " ] [ \-q ] [ \-s " startino " ] [ \-v " version" ]
 Display raw stat information about a bunch of inodes in an XFS filesystem.
 Options are as follows:
 .RS 1.0i
@@ -1260,6 +1260,9 @@  .SH FILESYSTEM COMMANDS
 Stop displaying records when this inode number is reached.
 Defaults to stopping when the system call stops returning results.
 .TP
+.BI \-m
+Include metadata directories in the output.
+.TP
 .BI \-n " batchsize"
 Retrieve at most this many records per call.
 Defaults to 4,096.
@@ -1280,10 +1283,11 @@  .SH FILESYSTEM COMMANDS
 .RE
 .PD
 .TP
-.BI "bulkstat_single [ \-d ] [ \-v " version " ] [ " inum... " | " special... " ]
+.BI "bulkstat_single [ \-d ] [ \-m ] [ \-v " version " ] [ " inum... " | " special... " ]
 Display raw stat information about individual inodes in an XFS filesystem.
 The
-.B \-d
+.BR \-d ,
+.BR \-m ,
 and
 .B \-v
 options are the same as the