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| author | Andi Kleen <ak@suse.de> | 2006-06-26 13:56:52 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-26 19:48:16 +0200 |
| commit | bebfa1013eee1d91b3242e5801cc8fbdfaf148ec (patch) | |
| tree | d1abf916c29bbb5c312717f57798987268aff9a9 /kernel/sysctl.c | |
| parent | [PATCH] x86_64: Use -ENODEV in IOMMU initialization (diff) | |
| download | linux-bebfa1013eee1d91b3242e5801cc8fbdfaf148ec.tar.xz linux-bebfa1013eee1d91b3242e5801cc8fbdfaf148ec.zip | |
[PATCH] x86_64: Add compat_printk and sysctl to turn off compat layer warnings
Sometimes e.g. with crashme the compat layer warnings can be noisy.
Add a way to turn them off by gating all output through compat_printk
that checks a global sysctl. The default is not changed.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to '')
| -rw-r--r-- | kernel/sysctl.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 2c0e65819448..f1a4eb1a655e 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -73,6 +73,7 @@ extern int printk_ratelimit_burst; extern int pid_max_min, pid_max_max; extern int sysctl_drop_caches; extern int percpu_pagelist_fraction; +extern int compat_log; #if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_X86) int unknown_nmi_panic; @@ -677,6 +678,16 @@ static ctl_table kern_table[] = { .proc_handler = &proc_dointvec, }, #endif +#ifdef CONFIG_COMPAT + { + .ctl_name = KERN_COMPAT_LOG, + .procname = "compat-log", + .data = &compat_log, + .maxlen = sizeof (int), + .mode = 0644, + .proc_handler = &proc_dointvec, + }, +#endif { .ctl_name = 0 } }; |