linux-kernel - Re: [PATCH v4 1/2] mm: hugetlb: proc: add HugetlbPages field to /proc/PID/smaps

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <alpine.DEB.2.10.1508121325450.5382@chino.kir.corp.google.com>
Date:	Wed, 12 Aug 2015 13:25:59 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Naoya Horiguchi <n-horiguchi@...jp.nec.com>
cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Jörn Engel <joern@...estorage.com>,
	Mike Kravetz <mike.kravetz@...cle.com>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Naoya Horiguchi <nao.horiguchi@...il.com>
Subject: Re: [PATCH v4 1/2] mm: hugetlb: proc: add HugetlbPages field to
 /proc/PID/smaps

On Wed, 12 Aug 2015, Naoya Horiguchi wrote:

> Currently /proc/PID/smaps provides no usage info for vma(VM_HUGETLB), which
> is inconvenient when we want to know per-task or per-vma base hugetlb usage.
> To solve this, this patch adds a new line for hugetlb usage like below:
> 
>   Size:              20480 kB
>   Rss:                   0 kB
>   Pss:                   0 kB
>   Shared_Clean:          0 kB
>   Shared_Dirty:          0 kB
>   Private_Clean:         0 kB
>   Private_Dirty:         0 kB
>   Referenced:            0 kB
>   Anonymous:             0 kB
>   AnonHugePages:         0 kB
>   HugetlbPages:      18432 kB
>   Swap:                  0 kB
>   KernelPageSize:     2048 kB
>   MMUPageSize:        2048 kB
>   Locked:                0 kB
>   VmFlags: rd wr mr mw me de ht
> 
> Signed-off-by: Naoya Horiguchi <n-horiguchi@...jp.nec.com>

Acked-by: David Rientjes <rientjes@...gle.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/