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virtiofsd: Show submounts

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Currently, setup_mounts() bind-mounts the shared directory without
MS_REC.  This makes all submounts disappear.

Pass MS_REC so that the guest can see submounts again.

Fixes: 5baa3b8e95
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200424133516.73077-1-mreitz@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
  Changed Fixes to point to the commit with the problem rather than
          the commit that turned it on
This commit is contained in:
Max Reitz 2020-04-24 15:35:16 +02:00 committed by Dr. David Alan Gilbert
parent 397ae982f4
commit ace0829c0d
1 changed files with 1 additions and 1 deletions
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2
tools/virtiofsd/passthrough_ll.c
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@ -2666,7 +2666,7 @@ static void setup_mounts(const char *source)
int oldroot; int oldroot;
int newroot; int newroot;
if (mount(source, source, NULL, MS_BIND, NULL) < 0) { if (mount(source, source, NULL, MS_BIND | MS_REC, NULL) < 0) {
fuse_log(FUSE_LOG_ERR, "mount(%s, %s, MS_BIND): %m\n", source, source); fuse_log(FUSE_LOG_ERR, "mount(%s, %s, MS_BIND): %m\n", source, source);
exit(1); exit(1);
} }