From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Jason Wessel <jason.wessel@windriver.com>,
linux-next@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: linux-next: build failure after merge of the kgdb tree
Date: Wed, 24 Mar 2010 21:59:25 -0700 [thread overview]
Message-ID: <201003242159.25770.dmitry.torokhov@gmail.com> (raw)
In-Reply-To: <20100325154307.9cdeae10.sfr@canb.auug.org.au>
On Wednesday 24 March 2010 09:43:07 pm Stephen Rothwell wrote:
> Hi Jason, Dmitry,
>
> On Tue, 23 Mar 2010 15:04:43 +1100 Stephen Rothwell <sfr@canb.auug.org.au>
wrote:
> > After merging the kgdb tree, today's linux-next build (x86_64
> > allmodconfig) failed like this:
> >
> > kernel/debug/kdb/kdb_main.c: In function 'kdb_sr':
> > kernel/debug/kdb/kdb_main.c:1822: error: '__sysrq_enabled' undeclared
> > (first use in this function)
> >
> > Caused by commit ab28988df9667f8dd70c7434c8ca463beb00b300 ("kdb: core for
> > kgdb back end (1 of 2)") from the kgdb tree interacting with commit
> > edc6e384f9d96e54a6d03068d3b03fa5b56b6449 ("") fromInput: implement SysRq
> > as a separate input handler the input tree.
>
> I got this again today (I stopped reverting the input tree commits that I
> was reverting for another build problem). The patch below still seems to
> work OK.
Yes, I of __sysrq_enabled is not global anymore...
I am not sure I like kgdb enabling sysrq functonality on its own, I'd rather
export __handle_sysrq that does not check sysrq state...
>
> > From: Stephen Rothwell <sfr@canb.auug.org.au>
> > Date: Tue, 23 Mar 2010 14:45:22 +1100
> > Subject: [PATCH] kgdb: update for sysrq handling change
> >
> > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
> > ---
> >
> > kernel/debug/kdb/kdb_main.c | 6 ++----
> > 1 files changed, 2 insertions(+), 4 deletions(-)
> >
> > diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
> > index f1f9309..bad8e63 100644
> > --- a/kernel/debug/kdb/kdb_main.c
> > +++ b/kernel/debug/kdb/kdb_main.c
> > @@ -1819,10 +1819,8 @@ static int kdb_sr(int argc, const char **argv)
> >
> > {
> >
> > if (argc != 1)
> >
> > return KDB_ARGCOUNT;
> >
> > - if (!__sysrq_enabled) {
> > - kdb_printf("Auto activating sysrq\n");
> > - __sysrq_enabled = 1;
> > - }
> > +
> > + sysrq_toggle_support(1);
> >
> > kdb_trap_printk++;
> > handle_sysrq(*argv[1], NULL);
Thanks.
--
Dmitry
next prev parent reply other threads:[~2010-03-25 4:59 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-23 4:04 linux-next: build failure after merge of the kgdb tree Stephen Rothwell
2010-03-25 4:43 ` Stephen Rothwell
2010-03-25 4:59 ` Dmitry Torokhov [this message]
2010-05-21 0:21 ` Stephen Rothwell
2010-05-21 0:49 ` Jason Wessel
2010-05-21 1:09 ` Stephen Rothwell
2010-05-21 1:23 ` Dmitry Torokhov
2010-05-21 1:28 ` Jason Wessel
2010-05-24 18:17 ` Dmitry Torokhov
2010-05-24 20:04 ` Jason Wessel
2010-05-24 20:34 ` Dmitry Torokhov
2010-05-24 20:50 ` Jason Wessel
2020-05-19 14:05 Stephen Rothwell
2020-05-19 14:58 ` Doug Anderson
2020-05-19 15:52 ` Doug Anderson
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=201003242159.25770.dmitry.torokhov@gmail.com \
--to=dmitry.torokhov@gmail.com \
--cc=jason.wessel@windriver.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-next@vger.kernel.org \
--cc=sfr@canb.auug.org.au \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).