Re: Remove constructor from buffer_head

[Andi Kleen]

On Friday 04 May 2007 23:33:47 Andrew Morton wrote:
> On Fri, 4 May 2007 13:42:12 -0700

> 
> 2.6.20:
> 
> akpm2:/home/akpm> opcontrol --start-daemon
> /usr/bin/opcontrol: line 1098: /dev/oprofile/0/enabled: No such file or directory
> /usr/bin/opcontrol: line 1098: /dev/oprofile/0/event: No such file or directory
> /usr/bin/opcontrol: line 1098: /dev/oprofile/0/count: No such file or directory
> /usr/bin/opcontrol: line 1098: /dev/oprofile/0/kernel: No such file or directory
> /usr/bin/opcontrol: line 1098: /dev/oprofile/0/user: No such file or directory
> /usr/bin/opcontrol: line 1098: /dev/oprofile/0/unit_mask: No such file or directory

This isn't a problem anymore since the nmi watchdog is off by default now.

> 2.6.21:
> 
> akpm2:/home/akpm# opreport -l /boot/vmlinux-$(uname -r) | head -50
> opreport error: No sample file found: try running opcontrol --dump
> or specify a session containing sample files

For me it works on a slightly post 2.6.21 kernel with suse oprofile-0.9.2-21

Did you try opcontrol --dump? 

-Andi
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