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knfsd: nfsd: enforce per-flavor id squashing

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Allow root squashing to vary per-pseudoflavor, so that you can (for example)
allow root access only when sufficiently strong security is in use.

Signed-off-by: "J. Bruce Fields" <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
J. Bruce Fields 2007-07-17 04:04:52 -07:00 • committed by Linus Torvalds
parent 9091224f3c
commit 1269bc69b6
2 changed files with 18 additions and 3 deletions
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3
include/linux/nfsd/export.h
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@ -43,7 +43,8 @@
#define NFSEXP_ALLFLAGS 0xFE3F
/* The flags that may vary depending on security flavor: */
#define NFSEXP_SECINFO_FLAGS 0
#define NFSEXP_SECINFO_FLAGS (NFSEXP_READONLY | NFSEXP_ROOTSQUASH \
| NFSEXP_ALLSQUASH)
#ifdef __KERNEL__