From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael Kerrisk (man-pages)" Subject: Re: [PATCH] core: Add info about DAX coredump filtering flags Date: Wed, 02 Dec 2015 21:22:03 +0100 Message-ID: <565F52EB.5060002@gmail.com> References: <1447264982-20535-1-git-send-email-ross.zwisler@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1447264982-20535-1-git-send-email-ross.zwisler-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> Sender: linux-man-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Ross Zwisler Cc: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-man@vger.kernel.org Hello Ross, On 11/11/2015 07:03 PM, Ross Zwisler wrote: > Kernel 4.4 added two new core dump filtering flags, MMF_DUMP_DAX_PRIVATE > and MMF_DUMP_DAX_SHARED. > > These flags allow us to explicitly filter DAX mappings. This is desirable > because DAX mappings, like hugetlb mappings, have the potential to be very > large. > > Signed-off-by: Ross Zwisler > --- > > The patches adding these flags have been merged for v4.4, but we're > currently still very early in the v4.4 release cycle. I'm not sure if it's > correct to apply this documentation patch now, or if you'd rather wait > until v4.4 is actually released. Well, we're at -rc3 now, so I feel reasonably okay with this. I've applied. Thanks for the patch. Cheers, Michael > --- > man5/core.5 | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/man5/core.5 b/man5/core.5 > index fc7f927..b8a8182 100644 > --- a/man5/core.5 > +++ b/man5/core.5 > @@ -288,6 +288,12 @@ Dump private huge pages. > .TP > bit 6 (since Linux 2.6.28) > Dump shared huge pages. > +.TP > +bit 7 (since Linux 4.4) > +Dump private DAX pages. > +.TP > +bit 8 (since Linux 4.4) > +Dump shared DAX pages. > .RE > .PD > .PP > -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/ -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html