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Re: [PATCH] add some long-missing capabilities to fs_mask

To:  "Serge E. Hallyn" <>
Subject:  Re: [PATCH] add some long-missing capabilities to fs_mask
Date:  Mon, 13 Apr 2009 17:03:28 -0400
Message-ID:  <>
Cc:  Linus Torvalds <>,, Stephen Smalley <>, Andrew Morgan <>,, lkml <>,, Igor Zhbanov <>, "J. Bruce Fields" <>,,, Chris Wright <>
Archive-link:  Article

On Mon, 13 Apr 2009 09:56:14 CDT, "Serge E. Hallyn" said:
> When POSIX capabilities were introduced during the 2.1 Linux
> cycle, the fs mask, which represents the capabilities which having
> fsuid==0 is supposed to grant, did not include CAP_MKNOD and
> CAP_LINUX_IMMUTABLE.  However, before capabilities the privilege
> to call these did in fact depend upon fsuid==0.

Wow. How did this manage to stay un-noticed for this long?

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