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| author | Andrew Morton <akpm@osdl.org> | 2006-03-24 14:18:36 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-24 18:33:30 +0300 |
| commit | d3561f78fd379a7110e46c87964ba7aa4120235c (patch) | |
| tree | 3f055910e42abf0d2d312bf3feda79dd6798f76e | |
| parent | e0661111e5441995f7a69dc4336c9f131cb9bc58 (diff) | |
| download | linux-d3561f78fd379a7110e46c87964ba7aa4120235c.tar.xz | |
[PATCH] RLIMIT_CPU: document wrong return value
Document the fact that setrlimit(RLIMIT_CPU) doesn't return error codes when
it should. I don't think we can fix this without a 2.7.x..
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Ulrich Weigand <uweigand@de.ibm.com>
Cc: Cliff Wickman <cpw@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | kernel/sys.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/sys.c b/kernel/sys.c index 9e157e0240d4..19d058be49d4 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -1656,6 +1656,13 @@ asmlinkage long sys_setrlimit(unsigned int resource, struct rlimit __user *rlim) if (resource != RLIMIT_CPU) goto out; + + /* + * RLIMIT_CPU handling. Note that the kernel fails to return an error + * code if it rejected the user's attempt to set RLIMIT_CPU. This is a + * very long-standing error, and fixing it now risks breakage of + * applications, so we live with it + */ if (new_rlim.rlim_cur == RLIM_INFINITY) goto out; |