From: Dave Chinner <dchinner@xxxxxxxxxx>
Add the XFS_FSOP_GEOM_FLAGS_V5SB flag to the XFS_IOC_FSGEOMETRY
ioctl to allow utilities like xfs_info to detect that the filesystem
is CRC enabled.
Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
---
growfs/xfs_growfs.c | 9 +++++++--
include/xfs_fs.h | 1 +
mkfs/xfs_mkfs.c | 2 +-
3 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/growfs/xfs_growfs.c b/growfs/xfs_growfs.c
index 5d544da..7d80f84 100644
--- a/growfs/xfs_growfs.c
+++ b/growfs/xfs_growfs.c
@@ -53,11 +53,13 @@ report_info(
int dirversion,
int logversion,
int attrversion,
+ int crcs_enabled,
int cimode)
{
printf(_(
"meta-data=%-22s isize=%-6u agcount=%u, agsize=%u blks\n"
" =%-22s sectsz=%-5u attr=%u\n"
+ " =%-22s crc=%u\n"
"data =%-22s bsize=%-6u blocks=%llu, imaxpct=%u\n"
" =%-22s sunit=%-6u swidth=%u blks\n"
"naming =version %-14u bsize=%-6u ascii-ci=%d\n"
@@ -67,6 +69,7 @@ report_info(
mntpoint, geo.inodesize, geo.agcount, geo.agblocks,
"", geo.sectsize, attrversion,
+ "", crcs_enabled,
"", geo.blocksize, (unsigned long long)geo.datablocks,
geo.imaxpct,
"", geo.sunit, geo.swidth,
@@ -115,6 +118,7 @@ main(int argc, char **argv)
char *rtdev; /* RT device name */
fs_path_t *fs; /* mount point information */
libxfs_init_t xi; /* libxfs structure */
+ int crcs_enabled;
progname = basename(argv[0]);
setlocale(LC_ALL, "");
@@ -234,10 +238,11 @@ main(int argc, char **argv)
attrversion = geo.flags & XFS_FSOP_GEOM_FLAGS_ATTR2 ? 2 : \
(geo.flags & XFS_FSOP_GEOM_FLAGS_ATTR ? 1 : 0);
ci = geo.flags & XFS_FSOP_GEOM_FLAGS_DIRV2CI ? 1 : 0;
+ crcs_enabled = geo.flags & XFS_FSOP_GEOM_FLAGS_V5SB ? 1 : 0;
if (nflag) {
report_info(geo, datadev, isint, logdev, rtdev,
lazycount, dirversion, logversion,
- attrversion, ci);
+ attrversion, crcs_enabled, ci);
exit(0);
}
@@ -274,7 +279,7 @@ main(int argc, char **argv)
report_info(geo, datadev, isint, logdev, rtdev,
lazycount, dirversion, logversion,
- attrversion, ci);
+ attrversion, crcs_enabled, ci);
ddsize = xi.dsize;
dlsize = ( xi.logBBsize? xi.logBBsize :
diff --git a/include/xfs_fs.h b/include/xfs_fs.h
index 1cc1aa0..44b69e7 100644
--- a/include/xfs_fs.h
+++ b/include/xfs_fs.h
@@ -236,6 +236,7 @@ typedef struct xfs_fsop_resblks {
#define XFS_FSOP_GEOM_FLAGS_PROJID32 0x0800 /* 32-bit project IDs */
#define XFS_FSOP_GEOM_FLAGS_DIRV2CI 0x1000 /* ASCII only CI names */
#define XFS_FSOP_GEOM_FLAGS_LAZYSB 0x4000 /* lazy superblock counters */
+#define XFS_FSOP_GEOM_FLAGS_V5SB 0x8000 /* version 5 superblock */
/*
diff --git a/mkfs/xfs_mkfs.c b/mkfs/xfs_mkfs.c
index dad7dab..9bc672e 100644
--- a/mkfs/xfs_mkfs.c
+++ b/mkfs/xfs_mkfs.c
@@ -2425,7 +2425,7 @@ an AG size that is one stripe unit smaller, for example %llu.\n"),
printf(_(
"meta-data=%-22s isize=%-6d agcount=%lld, agsize=%lld blks\n"
" =%-22s sectsz=%-5u attr=%u, projid32bit=%u\n"
- " =%-22s crc=%-5u\n"
+ " =%-22s crc=%u\n"
"data =%-22s bsize=%-6u blocks=%llu, imaxpct=%u\n"
" =%-22s sunit=%-6u swidth=%u blks\n"
"naming =version %-14u bsize=%-6u ascii-ci=%d\n"
--
1.7.10.4
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