From: Gao Xiang <hsiangkao@redhat.com>
To: linux-xfs@vger.kernel.org
Cc: Gao Xiang <hsiangkao@redhat.com>
Subject: [WIP] [RFC PATCH] xfs_growfs: allow shrinking unused space in the last AG
Date: Wed, 28 Oct 2020 19:40:10 +0800 [thread overview]
Message-ID: <20201028114010.545331-1-hsiangkao@redhat.com> (raw)
This allows shrinking operation can pass into kernel.
Signed-off-by: Gao Xiang <hsiangkao@redhat.com>
---
preliminary version.
growfs/xfs_growfs.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/growfs/xfs_growfs.c b/growfs/xfs_growfs.c
index a68b515d..d45ba703 100644
--- a/growfs/xfs_growfs.c
+++ b/growfs/xfs_growfs.c
@@ -246,12 +246,11 @@ main(int argc, char **argv)
error = 1;
}
- if (!error && dsize < geo.datablocks) {
- fprintf(stderr, _("data size %lld too small,"
- " old size is %lld\n"),
+ if (!error && dsize < geo.datablocks)
+ fprintf(stderr,
+_("[EXPERIMENTAL] try to shrink unused space %lld, old size is %lld\n"),
(long long)dsize, (long long)geo.datablocks);
- error = 1;
- } else if (!error &&
+ if (!error &&
dsize == geo.datablocks && maxpct == geo.imaxpct) {
if (dflag)
fprintf(stderr, _(
--
2.18.1
next reply other threads:[~2020-10-28 21:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-28 11:40 Gao Xiang [this message]
2021-03-24 17:32 ` [WIP] [RFC PATCH] xfs_growfs: allow shrinking unused space in the last AG Darrick J. Wong
2021-03-25 0:44 ` Gao Xiang
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