From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 119673 invoked by alias); 28 Nov 2017 13:22:20 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Received: (qmail 119539 invoked by uid 89); 28 Nov 2017 13:22:19 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-25.7 required=5.0 tests=BAYES_00,GIT_PATCH_0,GIT_PATCH_1,GIT_PATCH_2,GIT_PATCH_3,KAM_LAZY_DOMAIN_SECURITY,KB_WAM_FROM_NAME_SINGLEWORD,SPF_HELO_PASS,T_RP_MATCHES_RCVD autolearn=ham version=3.3.2 spammy= X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 28 Nov 2017 13:22:18 +0000 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C3BAC5F73A for ; Tue, 28 Nov 2017 13:22:16 +0000 (UTC) Received: from dritchie.redhat.com (unknown [10.36.118.108]) by smtp.corp.redhat.com (Postfix) with ESMTP id DA3095C1A1; Tue, 28 Nov 2017 13:22:15 +0000 (UTC) From: Sergio Lopez To: gdb-patches@sourceware.org Cc: Sergio Lopez Subject: [PATCH 2/4] Document new 'set honor-dontdump-flag' command Date: Tue, 28 Nov 2017 13:22:00 -0000 Message-Id: <20171128132148.31802-3-slp@redhat.com> In-Reply-To: <20171128132148.31802-1-slp@redhat.com> References: <20171128132148.31802-1-slp@redhat.com> X-SW-Source: 2017-11/txt/msg00722.txt.bz2 2017-11-28 Sergio Lopez * gdb.texinfo (gcore): Mention new command 'set honor-dontdump-flag'. (set honor-dontdump-flag): Document new command. --- gdb/doc/ChangeLog | 6 ++++++ gdb/doc/gdb.texinfo | 14 +++++++++++++- 2 files changed, 19 insertions(+), 1 deletion(-) diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog index 2a1eb76d15..cdde49a887 100644 --- a/gdb/doc/ChangeLog +++ b/gdb/doc/ChangeLog @@ -1,3 +1,9 @@ +2017-11-28 Sergio Lopez + + * gdb.texinfo (gcore): Mention new command 'set + honor-dontdump-flag'. + (set honor-dontdump-flag): Document new command. + 2017-11-26 Dominik Czarnota PR gdb/21945 diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo index 675f6e7bc8..472a0fe8cc 100644 --- a/gdb/doc/gdb.texinfo +++ b/gdb/doc/gdb.texinfo @@ -11543,7 +11543,9 @@ this writing, @sc{gnu}/Linux, FreeBSD, Solaris, and S390). On @sc{gnu}/Linux, this command can take into account the value of the file @file{/proc/@var{pid}/coredump_filter} when generating the core -dump (@pxref{set use-coredump-filter}). +dump (@pxref{set use-coredump-filter}), and will honor the VM_DONTDUMP +flag for sections where is present in the file +@file{/proc/@var{pid}/smaps} (@pxref{set honor-dontdump-flag}). @kindex set use-coredump-filter @anchor{set use-coredump-filter} @@ -11573,6 +11575,16 @@ value is currently @code{0x33}, which means that bits @code{0} (anonymous private mappings), @code{1} (anonymous shared mappings), @code{4} (ELF headers) and @code{5} (private huge pages) are active. This will cause these memory mappings to be dumped automatically. + +@kindex set honor-dontdump-flag +@anchor{set honor-dontdump-flag} +@item set honor-dontdump-flag on +@itemx set honor-dontdump-flag off +If @code{on} is specified, GDB will not dump memory regions marked +with the VM_DONTDUMP flag. This flag is represented in +@file{/proc/@var{pid}/smaps} with the acronym @code{dd}. + +The default value is @code{on}. @end table @node Character Sets -- 2.14.3