linux-kernel - Re: linux-next: Tree for Jun 11 (kernel/sysctl.c)

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Date:   Tue, 11 Jun 2019 10:53:12 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Waiman Long <longman@...hat.com>,
        "Luis R. Rodriguez" <mcgrof@...nel.org>,
        Kees Cook <keescook@...omium.org>
Subject: Re: linux-next: Tree for Jun 11 (kernel/sysctl.c)

On 6/11/19 2:24 AM, Stephen Rothwell wrote:
> Hi all,
> 
> Changes since 20190607:
> 

on i386:

when CONFIG_SYSCTL is not set/enabled:

../kernel/sysctl.c: In function '_proc_do_string':
../kernel/sysctl.c:2003:7: error: 'sysctl_writes_strict' undeclared (first use in this function); did you mean 'sysctl_schedstats'?
   if (sysctl_writes_strict == SYSCTL_WRITES_STRICT) {
       ^~~~~~~~~~~~~~~~~~~~
       sysctl_schedstats
../kernel/sysctl.c:2003:7: note: each undeclared identifier is reported only once for each function it appears in
../kernel/sysctl.c:2003:31: error: 'SYSCTL_WRITES_STRICT' undeclared (first use in this function); did you mean 'SPECTRE_V2_USER_STRICT'?
   if (sysctl_writes_strict == SYSCTL_WRITES_STRICT) {
                               ^~~~~~~~~~~~~~~~~~~~
                               SPECTRE_V2_USER_STRICT
  CC      mm/mmu_gather.o
../kernel/sysctl.c: In function 'proc_first_pos_non_zero_ignore':
../kernel/sysctl.c:2079:10: error: 'sysctl_writes_strict' undeclared (first use in this function); did you mean 'sysctl_schedstats'?
  switch (sysctl_writes_strict) {
          ^~~~~~~~~~~~~~~~~~~~
          sysctl_schedstats
../kernel/sysctl.c:2080:7: error: 'SYSCTL_WRITES_STRICT' undeclared (first use in this function); did you mean 'SPECTRE_V2_USER_STRICT'?
  case SYSCTL_WRITES_STRICT:
       ^~~~~~~~~~~~~~~~~~~~
       SPECTRE_V2_USER_STRICT
../kernel/sysctl.c:2082:7: error: 'SYSCTL_WRITES_WARN' undeclared (first use in this function); did you mean 'SYSCTL_WRITES_STRICT'?
  case SYSCTL_WRITES_WARN:
       ^~~~~~~~~~~~~~~~~~
       SYSCTL_WRITES_STRICT
  AR      arch/x86/hyperv/built-in.a
  CC      kernel/capability.o
../kernel/sysctl.c:2088:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
At top level:
../kernel/sysctl.c:3116:12: warning: 'proc_do_cad_pid' defined but not used [-Wunused-function]
 static int proc_do_cad_pid(struct ctl_table *table, int write,
            ^~~~~~~~~~~~~~~
../kernel/sysctl.c:2816:12: warning: 'proc_dointvec_minmax_coredump' defined but not used [-Wunused-function]
 static int proc_dointvec_minmax_coredump(struct ctl_table *table, int write,
            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../kernel/sysctl.c:2795:12: warning: 'proc_dopipe_max_size' defined but not used [-Wunused-function]
 static int proc_dopipe_max_size(struct ctl_table *table, int write,
            ^~~~~~~~~~~~~~~~~~~~
../kernel/sysctl.c:2629:12: warning: 'proc_dointvec_minmax_sysadmin' defined but not used [-Wunused-function]
 static int proc_dointvec_minmax_sysadmin(struct ctl_table *table, int write,
            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../kernel/sysctl.c:2597:12: warning: 'proc_taint' defined but not used [-Wunused-function]
 static int proc_taint(struct ctl_table *table, int write,
            ^~~~~~~~~~


-- 
~Randy