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authorRob Landley <rob@landley.net>2014-12-02 03:17:34 -0600
committerRob Landley <rob@landley.net>2014-12-02 03:17:34 -0600
commita03a0449e810c26f001cdfc56e5527f51577a639 (patch)
tree8e9267e2adf9a56bb6ca21884640d01a563ded59 /toys/posix/grep.c
parentaebcdfa659679e5a1f92a9ad12e7c36621962988 (diff)
downloadtoybox-a03a0449e810c26f001cdfc56e5527f51577a639.tar.gz
Don't mount a filesystem over an existing one with the same /dev and /dir.
The OS mostly catches this for block devices, but calling "mount -a" twice shouldn't overmount tmpfs entries with new tmpfs instances. (This needs a test suite entry, and the test suite needs a root context to run in...)
Diffstat (limited to 'toys/posix/grep.c')
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