The patch titled Document panic_on_unrecovered_nmi sysctl has been removed from the -mm tree. Its filename was document-panic_on_unrecovered_nmi-sysctl.patch This patch was dropped because it was merged into mainline or a subsystem tree The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: Document panic_on_unrecovered_nmi sysctl From: Bernhard Walle <bwalle@xxxxxxx> This adds "panic_on_unrecovered_nmi" sysctl to Documentation/filesystems/proc.txt. The text is mainly taken from http://readlist.com/lists/vger.kernel.org/linux-kernel/43/217998.html. Signed-off-by: Bernhard Walle <bwalle@xxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- Documentation/filesystems/proc.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff -puN Documentation/filesystems/proc.txt~document-panic_on_unrecovered_nmi-sysctl Documentation/filesystems/proc.txt --- a/Documentation/filesystems/proc.txt~document-panic_on_unrecovered_nmi-sysctl +++ a/Documentation/filesystems/proc.txt @@ -1321,6 +1321,18 @@ debugging information is displayed on co NMI switch that most IA32 servers have fires unknown NMI up, for example. If a system hangs up, try pressing the NMI switch. +panic_on_unrecovered_nmi +------------------------ + +The default Linux behaviour on an NMI of either memory or unknown is to continue +operation. For many environments such as scientific computing it is preferable +that the box is taken out and the error dealt with than an uncorrected +parity/ECC error get propogated. + +A small number of systems do generate NMI's for bizarre random reasons such as +power management so the default is off. That sysctl works like the existing +panic controls already in that directory. + nmi_watchdog ------------ _ Patches currently in -mm which might be from bwalle@xxxxxxx are origin.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html