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mount: reduce failure noise 

Change-Id: I2709a4a220f6d1db42e5259e0a883d4c74066bef
Signed-off-by: Ashod Nakashian <ashod.nakashian@collabora.co.uk>
pull/9014/head
Ashod Nakashian 2024-05-08 07:12:26 -04:00 committed by Michael Meeks
parent 5a9c6a0e37
commit 4d8d1119a2
1 changed files with 11 additions and 3 deletions
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14
tools/mount.cpp
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@ -190,9 +190,17 @@ int main(int argc, char** argv)
retval = umount2(target, MNT_FORCE);
if (retval != 0)
{
// Complain to capture the reason of failure.
fprintf(stderr, "%s: forced unmount of [%s] failed: %s.\n", program, target,
strerror(errno));
// From man umount(2), MNT_FORCE is not commonly supported:
// As at Linux 4.12, MNT_FORCE is supported only on the following filesystems: 9p (since
// Linux 2.6.16), ceph (since Linux 2.6.34), cifs (since Linux 2.6.12),
// fuse (since Linux 2.6.16), lustre (since Linux 3.11), and NFS (since Linux 2.1.116).
if (errno != EINVAL)
{
// Complain to capture the reason of failure.
fprintf(stderr, "%s: forced unmount of [%s] failed: %s.\n", program, target,
strerror(errno));
}
return EX_SOFTWARE;
}
}