Re: [PATCH 11/11] maps3: make page monitoring /proc file optional | KernelTrap

Re: [PATCH 11/11] maps3: make page monitoring /proc file optional

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From: Dave Hansen

Subject: Re: [PATCH 11/11] maps3: make page monitoring /proc file optional

Date: Monday, October 15, 2007 - 3:49 pm

On Mon, 2007-10-15 at 17:26 -0500, Matt Mackall wrote:
quoted text> 
> +config PROC_PAGE_MONITOR
> +       default y
> +       bool "Enable /proc page monitoring" if EMBEDDED && PROC_FS && MMU
> +       help
> +         Various /proc files exist to monitor process memory utilization:
> +         /proc/pid/smaps, /proc/pid/clear_refs, /proc/pid/pagemap,
> +         /proc/kpagecount, and /proc/kpageflags. Disabling these
> +          interfaces will reduce the size of the kernel by approximately 4kb. 

How about pulling the EMBEDDED off there?  I certainly want it for
non-embedded reasons. ;)

-- Dave

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Messages in current thread:

[PATCH 0/11] maps3: pagemap monitoring v3, Matt Mackall, (Mon Oct 15, 3:25 pm)

[PATCH 1/11] maps3: add proportional set size accounting i ..., Matt Mackall, (Mon Oct 15, 3:25 pm)

[PATCH 2/11] maps3: introduce task_size_of for all arches, Matt Mackall, (Mon Oct 15, 3:25 pm)

[PATCH 3/11] maps3: move is_swap_pte, Matt Mackall, (Mon Oct 15, 3:26 pm)

[PATCH 4/11] maps3: introduce a generic page walker, Matt Mackall, (Mon Oct 15, 3:26 pm)

[PATCH 5/11] maps3: use pagewalker in clear_refs and smaps, Matt Mackall, (Mon Oct 15, 3:26 pm)

[PATCH 6/11] maps3: simplify interdependence of maps and smaps, Matt Mackall, (Mon Oct 15, 3:26 pm)

[PATCH 7/11] maps3: move clear_refs code to task_mmu.c, Matt Mackall, (Mon Oct 15, 3:26 pm)

[PATCH 8/11] maps3: regroup task_mmu by interface, Matt Mackall, (Mon Oct 15, 3:26 pm)

[PATCH 9/11] maps3: add /proc/pid/pagemap interface, Matt Mackall, (Mon Oct 15, 3:26 pm)

[PATCH 10/11] maps3: add /proc/kpagecount and /proc/kpagef ..., Matt Mackall, (Mon Oct 15, 3:26 pm)

[PATCH 11/11] maps3: make page monitoring /proc file optional, Matt Mackall, (Mon Oct 15, 3:26 pm)

Re: [PATCH 4/11] maps3: introduce a generic page walker, Jeremy Fitzhardinge, (Mon Oct 15, 3:40 pm)

Re: [PATCH 10/11] maps3: add /proc/kpagecount and /proc/kp ..., Dave Hansen, (Mon Oct 15, 3:48 pm)

Re: [PATCH 11/11] maps3: make page monitoring /proc file o ..., Dave Hansen, (Mon Oct 15, 3:49 pm)

Re: [PATCH 11/11] maps3: make page monitoring /proc file o ..., Jeremy Fitzhardinge, (Mon Oct 15, 3:51 pm)

Re: [PATCH 4/11] maps3: introduce a generic page walker, Dave Hansen, (Mon Oct 15, 4:05 pm)

Re: [PATCH 10/11] maps3: add /proc/kpagecount and /proc/kp ..., Matt Mackall, (Mon Oct 15, 4:11 pm)

Re: [PATCH 4/11] maps3: introduce a generic page walker, Jeremy Fitzhardinge, (Mon Oct 15, 4:20 pm)

Re: [PATCH 4/11] maps3: introduce a generic page walker, Matt Mackall, (Mon Oct 15, 4:30 pm)

Re: [PATCH 10/11] maps3: add /proc/kpagecount and /proc/kp ..., Dave Hansen, (Mon Oct 15, 4:34 pm)

Re: [PATCH 1/11] maps3: add proportional set size accounti ..., David Rientjes, (Mon Oct 15, 4:36 pm)

Re: [PATCH 2/11] maps3: introduce task_size_of for all arches, David Rientjes, (Mon Oct 15, 4:45 pm)

Re: [PATCH 11/11] maps3: make page monitoring /proc file o ..., Rusty Russell, (Mon Oct 15, 5:03 pm)

Re: [PATCH 1/11] maps3: add proportional set size accounti ..., Matt Mackall, (Mon Oct 15, 5:18 pm)

Re: [PATCH 11/11] maps3: make page monitoring /proc file o ..., Matt Mackall, (Mon Oct 15, 5:20 pm)

Re: [PATCH 10/11] maps3: add /proc/kpagecount and /proc/kp ..., Matt Mackall, (Mon Oct 15, 5:35 pm)

Re: [PATCH 2/11] maps3: introduce task_size_of for all arches, Dave Hansen, (Mon Oct 15, 5:36 pm)

Re: [PATCH 10/11] maps3: add /proc/kpagecount and /proc/kp ..., Dave Hansen, (Mon Oct 15, 5:49 pm)

Re: [PATCH 10/11] maps3: add /proc/kpagecount and /proc/kp ..., Matt Mackall, (Mon Oct 15, 5:58 pm)

Re: [PATCH 10/11] maps3: add /proc/kpagecount and /proc/kp ..., Dave Hansen, (Mon Oct 15, 6:07 pm)

Re: [PATCH 1/11] maps3: add proportional set size accounti ..., David Rientjes, (Mon Oct 15, 7:24 pm)

Re: [PATCH 2/11] maps3: introduce task_size_of for all arches, David Rientjes, (Mon Oct 15, 7:26 pm)

Re: [PATCH 4/11] maps3: introduce a generic page walker, David Rientjes, (Mon Oct 15, 9:58 pm)

Re: [PATCH 5/11] maps3: use pagewalker in clear_refs and smaps, David Rientjes, (Mon Oct 15, 10:03 pm)

Re: [PATCH 7/11] maps3: move clear_refs code to task_mmu.c, David Rientjes, (Mon Oct 15, 10:11 pm)