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From: Mel Gorman <mgorman@suse.de>
To: azurIt <azurit@pobox.sk>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Eric Dumazet <eric.dumazet@gmail.com>,
	Changli Gao <xiaosuo@gmail.com>,
	Am?rico Wang <xiyou.wangcong@gmail.com>,
	Jiri Slaby <jslaby@suse.cz>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	linux-fsdevel@vger.kernel.org, Jiri Slaby <jirislaby@gmail.com>
Subject: Re: Regression from 2.6.36
Date: Fri, 15 Apr 2011 12:17:27 +0100	[thread overview]
Message-ID: <1302866247.12428.25.camel@machina.109elm.lan> (raw)
In-Reply-To: <20110415125651.68156745@pobox.sk>

On Fri, 2011-04-15 at 12:56 +0200, azurIt wrote:
> # mount -t debugfs none /sys/kernel/debug
> mount: mount point /sys/kernel/debug does not exist
> 
> # mkdir /sys/kernel/debug
> mkdir: cannot create directory `/sys/kernel/debug': No such file or directory
> 

Mount sysfs first

mount -t sysfs none /sys

> 
> config file used for testing is here:
> http://watchdog.sk/lkml/config
> 

Try setting the following

CONFIG_TRACEPOINTS=y
CONFIG_STACKTRACE=y
CONFIG_USER_STACKTRACE_SUPPORT=y
CONFIG_NOP_TRACER=y
CONFIG_TRACER_MAX_TRACE=y
CONFIG_FTRACE_NMI_ENTER=y
CONFIG_CONTEXT_SWITCH_TRACER=y
CONFIG_GENERIC_TRACER=y
CONFIG_FTRACE=y
CONFIG_FUNCTION_TRACER=y
CONFIG_FUNCTION_GRAPH_TRACER=y
CONFIG_IRQSOFF_TRACER=y
CONFIG_SCHED_TRACER=y
CONFIG_FTRACE_SYSCALLS=y
CONFIG_STACK_TRACER=y
CONFIG_BLK_DEV_IO_TRACE=y
CONFIG_DYNAMIC_FTRACE=y
CONFIG_FTRACE_MCOUNT_RECORD=y
CONFIG_FTRACE_SELFTEST=y
CONFIG_FTRACE_STARTUP_TEST=y
CONFIG_MMIOTRACE=y
CONFIG_HAVE_MMIOTRACE_SUPPORT=y

-- 
Mel Gorman
SUSE Labs


WARNING: multiple messages have this Message-ID (diff)
From: Mel Gorman <mgorman@suse.de>
To: azurIt <azurit@pobox.sk>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Eric Dumazet <eric.dumazet@gmail.com>,
	Changli Gao <xiaosuo@gmail.com>,
	Am?rico Wang <xiyou.wangcong@gmail.com>,
	Jiri Slaby <jslaby@suse.cz>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	linux-fsdevel@vger.kernel.org, Jiri Slaby <jirislaby@gmail.com>
Subject: Re: Regression from 2.6.36
Date: Fri, 15 Apr 2011 12:17:27 +0100	[thread overview]
Message-ID: <1302866247.12428.25.camel@machina.109elm.lan> (raw)
In-Reply-To: <20110415125651.68156745@pobox.sk>

On Fri, 2011-04-15 at 12:56 +0200, azurIt wrote:
> # mount -t debugfs none /sys/kernel/debug
> mount: mount point /sys/kernel/debug does not exist
> 
> # mkdir /sys/kernel/debug
> mkdir: cannot create directory `/sys/kernel/debug': No such file or directory
> 

Mount sysfs first

mount -t sysfs none /sys

> 
> config file used for testing is here:
> http://watchdog.sk/lkml/config
> 

Try setting the following

CONFIG_TRACEPOINTS=y
CONFIG_STACKTRACE=y
CONFIG_USER_STACKTRACE_SUPPORT=y
CONFIG_NOP_TRACER=y
CONFIG_TRACER_MAX_TRACE=y
CONFIG_FTRACE_NMI_ENTER=y
CONFIG_CONTEXT_SWITCH_TRACER=y
CONFIG_GENERIC_TRACER=y
CONFIG_FTRACE=y
CONFIG_FUNCTION_TRACER=y
CONFIG_FUNCTION_GRAPH_TRACER=y
CONFIG_IRQSOFF_TRACER=y
CONFIG_SCHED_TRACER=y
CONFIG_FTRACE_SYSCALLS=y
CONFIG_STACK_TRACER=y
CONFIG_BLK_DEV_IO_TRACE=y
CONFIG_DYNAMIC_FTRACE=y
CONFIG_FTRACE_MCOUNT_RECORD=y
CONFIG_FTRACE_SELFTEST=y
CONFIG_FTRACE_STARTUP_TEST=y
CONFIG_MMIOTRACE=y
CONFIG_HAVE_MMIOTRACE_SUPPORT=y

-- 
Mel Gorman
SUSE Labs

--
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  reply	other threads:[~2011-04-15 11:17 UTC|newest]

Thread overview: 98+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-15 13:25 Regression from 2.6.36 azurIt
2011-03-17  0:15 ` Greg KH
2011-03-17  0:53   ` Dave Jones
2011-03-17 13:30     ` azurIt
2011-04-07 10:01   ` azurIt
2011-04-07 10:19     ` Jiri Slaby
2011-04-07 10:19       ` Jiri Slaby
2011-04-07 10:19       ` Jiri Slaby
2011-04-07 11:21       ` Américo Wang
2011-04-07 11:21         ` Américo Wang
2011-04-07 11:57         ` Eric Dumazet
2011-04-07 11:57           ` Eric Dumazet
2011-04-07 11:57           ` Eric Dumazet
2011-04-07 12:13           ` Eric Dumazet
2011-04-07 12:13             ` Eric Dumazet
2011-04-07 12:13             ` Eric Dumazet
2011-04-07 15:27             ` Changli Gao
2011-04-07 15:36               ` Eric Dumazet
2011-04-07 15:36                 ` Eric Dumazet
2011-04-07 15:36                 ` Eric Dumazet
2011-04-12 22:49                 ` Andrew Morton
2011-04-12 22:49                   ` Andrew Morton
2011-04-13  1:23                   ` Changli Gao
2011-04-13  1:23                     ` Changli Gao
2011-04-13  1:31                     ` Andrew Morton
2011-04-13  1:31                       ` Andrew Morton
2011-04-13  2:37                       ` Eric Dumazet
2011-04-13  2:37                         ` Eric Dumazet
2011-04-13  2:37                         ` Eric Dumazet
2011-04-13  6:54                         ` Regarding memory fragmentation using malloc Pintu Agarwal
2011-04-13  6:54                           ` Pintu Agarwal
2011-04-13 11:44                           ` Américo Wang
2011-04-13 11:44                             ` Américo Wang
2011-04-13 13:56                             ` Pintu Agarwal
2011-04-13 13:56                               ` Pintu Agarwal
2011-04-13 15:25                               ` Michal Nazarewicz
2011-04-13 15:25                                 ` Michal Nazarewicz
2011-04-14  6:44                                 ` Pintu Agarwal
2011-04-14  6:44                                   ` Pintu Agarwal
2011-04-14 10:47                                   ` Michal Nazarewicz
2011-04-14 10:47                                     ` Michal Nazarewicz
2011-04-14 12:24                                     ` Pintu Agarwal
2011-04-14 12:24                                       ` Pintu Agarwal
2011-04-14 12:31                                       ` Michal Nazarewicz
2011-04-14 12:31                                         ` Michal Nazarewicz
2011-04-13 21:16                         ` Regression from 2.6.36 Andrew Morton
2011-04-13 21:16                           ` Andrew Morton
2011-04-13 21:24                           ` Andrew Morton
2011-04-13 21:24                           ` Andrew Morton
2011-04-13 21:24                             ` Andrew Morton
2011-04-19 19:29                             ` azurIt
2011-04-19 19:29                               ` azurIt
2011-04-19 19:55                               ` Andrew Morton
2011-04-19 19:55                                 ` Andrew Morton
2011-04-13 21:44                           ` David Rientjes
2011-04-13 21:44                             ` David Rientjes
2011-04-13 21:54                             ` Andrew Morton
2011-04-13 21:54                               ` Andrew Morton
2011-04-14  2:10                           ` Eric Dumazet
2011-04-14  2:10                             ` Eric Dumazet
2011-04-14  2:10                             ` Eric Dumazet
2011-04-14  5:28                             ` Andrew Morton
2011-04-14  5:28                               ` Andrew Morton
2011-04-14  6:31                               ` Eric Dumazet
2011-04-14  6:31                                 ` Eric Dumazet
2011-04-14  6:31                                 ` Eric Dumazet
2011-04-14  9:08                                 ` azurIt
2011-04-14  9:08                                   ` azurIt
2011-04-14 10:27                                   ` Eric Dumazet
2011-04-14 10:27                                     ` Eric Dumazet
2011-04-14 10:27                                     ` Eric Dumazet
2011-04-14 10:31                                     ` azurIt
2011-04-14 10:31                                       ` azurIt
2011-04-14 10:31                                       ` azurIt
2011-04-14 10:25                           ` Mel Gorman
2011-04-15  9:59                             ` azurIt
2011-04-15  9:59                               ` azurIt
2011-04-15  9:59                               ` azurIt
2011-04-15 10:47                               ` Mel Gorman
2011-04-15 10:47                                 ` Mel Gorman
2011-04-15 10:56                                 ` azurIt
2011-04-15 10:56                                   ` azurIt
2011-04-15 10:56                                   ` azurIt
2011-04-15 11:17                                   ` Mel Gorman [this message]
2011-04-15 11:17                                     ` Mel Gorman
2011-04-15 11:36                                     ` azurIt
2011-04-15 11:36                                       ` azurIt
2011-04-15 11:36                                       ` azurIt
2011-04-15 13:01                                       ` Mel Gorman
2011-04-15 13:01                                         ` Mel Gorman
2011-04-15 13:21                                         ` azurIt
2011-04-15 13:21                                           ` azurIt
2011-04-15 13:21                                           ` azurIt
2011-04-15 14:15                                           ` Mel Gorman
2011-04-15 14:15                                             ` Mel Gorman
2011-04-08 12:25               ` azurIt
2011-04-08 12:25                 ` azurIt
2011-04-08 12:25                 ` azurIt

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