From: Masami Hiramatsu <mhiramat@kernel.org>
To: Michael Ellerman <mpe@ellerman.id.au>
Cc: Steven Rostedt <rostedt@goodmis.org>,
linux-kernel@vger.kernel.org, Ingo Molnar <mingo@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Masami Hiramatsu <mhiramat@kernel.org>
Subject: Re: [for-next][PATCH 06/26] tools: bootconfig: Add bootconfig command
Date: Fri, 7 Feb 2020 22:39:23 +0900 [thread overview]
Message-ID: <20200207223923.b700e363c57f4a6031176205@kernel.org> (raw)
In-Reply-To: <87o8ua1rg3.fsf@mpe.ellerman.id.au>
On Sat, 08 Feb 2020 00:02:04 +1100
Michael Ellerman <mpe@ellerman.id.au> wrote:
> Steven Rostedt <rostedt@goodmis.org> writes:
> > From: Masami Hiramatsu <mhiramat@kernel.org>
> >
> > Add "bootconfig" command which operates the bootconfig
> > config-data on initrd image.
> >
> > User can add/delete/verify the boot config on initrd
> > image using this command.
> >
> > e.g.
> > Add a boot config to initrd image
> > # bootconfig -a myboot.conf /boot/initrd.img
> >
> > Remove it.
> > # bootconfig -d /boot/initrd.img
> >
> > Or verify (and show) it.
> > # bootconfig /boot/initrd.img
> >
> > Link: http://lkml.kernel.org/r/157867223582.17873.14342161849213219982.stgit@devnote2
> >
> > Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
> > [ Removed extra blank line at end of bootconfig.c ]
> > Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
> > ---
> > MAINTAINERS | 1 +
> > tools/Makefile | 11 +-
> > tools/bootconfig/.gitignore | 1 +
> > tools/bootconfig/Makefile | 20 ++
> > tools/bootconfig/include/linux/bootconfig.h | 7 +
> > tools/bootconfig/include/linux/bug.h | 12 +
> > tools/bootconfig/include/linux/ctype.h | 7 +
> > tools/bootconfig/include/linux/errno.h | 7 +
> > tools/bootconfig/include/linux/kernel.h | 18 +
> > tools/bootconfig/include/linux/printk.h | 17 +
> > tools/bootconfig/include/linux/string.h | 32 ++
> > tools/bootconfig/main.c | 353 ++++++++++++++++++++
>
> This doesn't seem to build:
>
> $ cd tools/bootconfig
> $ make
> cc ../../lib/bootconfig.c main.c -Wall -g -I./include -o bootconfig
> In file included from ./include/linux/kernel.h:8,
> from ../../lib/bootconfig.c:12:
> ../../lib/bootconfig.c: In function ‘xbc_init’:
> ./include/linux/printk.h:10:38: error: expected expression before ‘)’ token
> 10 | (pr_output ? printf(fmt, __VA_ARGS__) : 0)
> | ^
> ./include/linux/printk.h:12:16: note: in expansion of macro ‘printk’
> 12 | #define pr_err printk
> | ^~~~~~
> ../../lib/bootconfig.c:740:3: note: in expansion of macro ‘pr_err’
> 740 | pr_err("Error: bootconfig is already initialized.\n");
> | ^~~~~~
> make: *** [Makefile:14: bootconfig] Error 1
>
>
> That's on Fedora 30, x86_64, but I see the same elsewhere.
Oops, thanks for reporting!
I found that the above macro doesn't work if the function gets 1 argument.
It should use ##__VA_ARGS__ instead of __VA_ARGS__.
OK, I'll fix it.
Thanks!
--
Masami Hiramatsu <mhiramat@kernel.org>
next prev parent reply other threads:[~2020-02-07 13:39 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-14 21:03 [for-next][PATCH 00/26] tracing: Updates for 5.6 Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 01/26] perf: Make struct ring_buffer less ambiguous Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 02/26] tracing: Rename trace_buffer to array_buffer Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 03/26] tracing: Make struct ring_buffer less ambiguous Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 04/26] bootconfig: Add Extra Boot Config support Steven Rostedt
2020-02-06 11:54 ` Borislav Petkov
2020-02-06 14:41 ` Masami Hiramatsu
2020-02-06 17:20 ` Geert Uytterhoeven
2020-02-07 0:30 ` Masami Hiramatsu
2020-02-07 8:49 ` Geert Uytterhoeven
2020-02-07 13:17 ` Masami Hiramatsu
2020-02-07 14:28 ` [PATCH] bootconfig: Allocate xbc_nodes array dynamically Masami Hiramatsu
2020-02-06 17:58 ` [for-next][PATCH 04/26] bootconfig: Add Extra Boot Config support Borislav Petkov
2020-02-06 18:10 ` Randy Dunlap
2020-02-06 22:39 ` Steven Rostedt
2020-02-06 22:51 ` Borislav Petkov
2020-02-07 8:59 ` Geert Uytterhoeven
2020-02-07 2:46 ` Masami Hiramatsu
2020-02-07 11:41 ` Borislav Petkov
2020-02-07 15:06 ` Masami Hiramatsu
2020-02-10 11:25 ` Borislav Petkov
2020-02-10 15:10 ` Masami Hiramatsu
2020-02-10 17:40 ` Borislav Petkov
2020-02-11 2:02 ` Masami Hiramatsu
2020-02-18 13:27 ` Borislav Petkov
2020-02-18 17:57 ` Steven Rostedt
2020-02-18 19:38 ` Borislav Petkov
2020-02-19 2:26 ` Masami Hiramatsu
2020-02-19 2:26 ` Masami Hiramatsu
2020-02-19 2:26 ` Masami Hiramatsu
2020-02-11 9:25 ` Geert Uytterhoeven
2020-01-14 21:03 ` [for-next][PATCH 05/26] bootconfig: Load boot config from the tail of initrd Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 06/26] tools: bootconfig: Add bootconfig command Steven Rostedt
2020-02-07 13:02 ` Michael Ellerman
2020-02-07 13:39 ` Masami Hiramatsu [this message]
2020-02-07 13:55 ` [PATCH] tools/bootconfig: Fix wrong __VA_ARGS__ usage Masami Hiramatsu
2020-02-08 11:10 ` Michael Ellerman
2020-02-09 4:09 ` Masami Hiramatsu
2020-02-09 13:05 ` [PATCH] tools/bootconfig: Suppress non-error messages Masami Hiramatsu
2020-02-10 2:06 ` Michael Ellerman
2020-02-10 7:18 ` Masami Hiramatsu
2020-02-10 9:50 ` Michael Ellerman
2020-02-10 9:50 ` [PATCH] tools/bootconfig: Fix wrong __VA_ARGS__ usage Michael Ellerman
2020-02-10 17:07 ` Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 07/26] tools: bootconfig: Add bootconfig test script Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 08/26] proc: bootconfig: Add /proc/bootconfig to show boot config list Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 09/26] init/main.c: Alloc initcall_command_line in do_initcall() and free it Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 10/26] bootconfig: init: Allow admin to use bootconfig for kernel command line Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 11/26] bootconfig: init: Allow admin to use bootconfig for init " Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 12/26] Documentation: bootconfig: Add a doc for extended boot config Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 13/26] tracing: Apply soft-disabled and filter to tracepoints printk Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 14/26] tracing: kprobes: Output kprobe event to printk buffer Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 15/26] tracing: kprobes: Register to dynevent earlier stage Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 16/26] tracing: Accept different type for synthetic event fields Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 17/26] tracing: Add NULL trace-array check in print_synth_event() Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 18/26] tracing/boot: Add boot-time tracing Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 19/26] tracing/boot: Add per-event settings Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 20/26] tracing/boot Add kprobe event support Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 21/26] tracing/boot: Add synthetic " Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 22/26] tracing/boot: Add instance node support Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 23/26] tracing/boot: Add cpu_mask option support Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 24/26] tracing/boot: Add function tracer filter options Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 25/26] Documentation: tracing: Add boot-time tracing document Steven Rostedt
2020-01-14 21:03 ` [for-next][PATCH 26/26] tracing: trigger: Replace unneeded RCU-list traversals Steven Rostedt
2020-01-14 22:11 ` Steven Rostedt
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