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[PATCH] x86_64: Add compat_printk and sysctl to turn off compat layer warnings

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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>
This commit is contained in:
Andi Kleen
2006-06-26 13:56:52 +02:00
committed by Linus Torvalds
parent f201611fce
commit bebfa1013e
5 changed files with 32 additions and 3 deletions
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2
include/linux/sysctl.h
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@@ -148,9 +148,11 @@ enum
KERN_SPIN_RETRY=70, /* int: number of spinlock retries */
KERN_ACPI_VIDEO_FLAGS=71, /* int: flags for setting up video after ACPI sleep */
KERN_IA64_UNALIGNED=72, /* int: ia64 unaligned userland trap enable */
KERN_COMPAT_LOG=73, /* int: print compat layer messages */
};
/* CTL_VM names: */
enum
{