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Kernel+Userland: Support remounting filesystems :^)

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This makes it possible to change flags of a mount after the fact, with the
caveats outlined in the man page.
This commit is contained in:
Sergey Bugaev 2020-05-28 21:12:13 +03:00 • committed by Andreas Kling
parent d395b93b15
commit 3847d00727
8 changed files with 58 additions and 0 deletions
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2
Userland/chroot.cpp
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@ -59,6 +59,8 @@ int main(int argc, char** argv)
flags |= MS_NOSUID;
else if (part == "ro")
flags |= MS_RDONLY;
else if (part == "remount")
flags |= MS_REMOUNT;
else if (part == "bind")
fprintf(stderr, "Ignoring -o bind, as it doesn't make sense for chroot\n");
else