linux-kernel - RE: randconfig build error with next-20141113, in fs/pstore/inode.c

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Date:	Thu, 13 Nov 2014 19:18:11 +0000
From:	"Luck, Tony" <tony.luck@...el.com>
To:	"yath@...h.de" <yath@...h.de>
CC:	"keescook@...omium.org" <keescook@...omium.org>,
	"ccross@...roid.com" <ccross@...roid.com>,
	"anton@...msg.org" <anton@...msg.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-next <linux-next@...r.kernel.org>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	Jim Davis <jim.epost@...il.com>
Subject: RE: randconfig build error with next-20141113, in fs/pstore/inode.c

> Building with the attached random configuration file,
>
> fs/built-in.o: In function `pstore_check_syslog_permissions':
> inode.c:(.text+0x13a1bd): undefined reference to `check_syslog_permissions'
> make: *** [vmlinux] Error 1

Sebastian,

This looks to come from your "Honor dmesg_restrict sysctl on dmesg dumps" patch

The randconfig doesn't have CONFIG_PRINTK.  I guess we need to provide a stub
in <linux/syslog.h> to cover this.

-Tony