linux-kernel - Re: [PATCH] kdb: Remove redundant function definitions/prototypes

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <CAFA6WYNhdMXVaDJf90_kx7Pzmbozwcq3DjSwm0isXw3pTcVhzA@mail.gmail.com>
Date:   Wed, 24 Feb 2021 11:02:09 +0530
From:   Sumit Garg <sumit.garg@...aro.org>
To:     Doug Anderson <dianders@...omium.org>
Cc:     kgdb-bugreport@...ts.sourceforge.net,
        Daniel Thompson <daniel.thompson@...aro.org>,
        Jason Wessel <jason.wessel@...driver.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] kdb: Remove redundant function definitions/prototypes

On Tue, 23 Feb 2021 at 21:39, Doug Anderson <dianders@...omium.org> wrote:
>
> Hi,
>
> On Tue, Feb 23, 2021 at 4:01 AM Sumit Garg <sumit.garg@...aro.org> wrote:
> >
> > @@ -103,7 +103,6 @@ extern int kdb_getword(unsigned long *, unsigned long, size_t);
> >  extern int kdb_putword(unsigned long, unsigned long, size_t);
> >
> >  extern int kdbgetularg(const char *, unsigned long *);
> > -extern int kdbgetu64arg(const char *, u64 *);
>
> IMO you should leave kdbgetu64arg() the way it was.  It is symmetric
> to all of the other similar functions and even if there are no
> external users of kdbgetu64arg() now it seems like it makes sense to
> keep it matching.
>

Okay, will keep kdbgetu64arg() the way it was.

-Sumit

>
> > @@ -209,9 +208,7 @@ extern unsigned long kdb_task_state(const struct task_struct *p,
> >                                     unsigned long mask);
> >  extern void kdb_ps_suppressed(void);
> >  extern void kdb_ps1(const struct task_struct *p);
> > -extern void kdb_print_nameval(const char *name, unsigned long val);
> >  extern void kdb_send_sig(struct task_struct *p, int sig);
> > -extern void kdb_meminfo_proc_show(void);
>
> Getting rid of kdb_print_nameval() / kdb_meminfo_proc_show() makes sense to me.
>
>
> >  extern char kdb_getchar(void);
> >  extern char *kdb_getstr(char *, size_t, const char *);
> >  extern void kdb_gdb_state_pass(char *buf);
> > diff --git a/kernel/debug/kdb/kdb_support.c b/kernel/debug/kdb/kdb_support.c
> > index 6226502ce049..b59aad1f0b55 100644
> > --- a/kernel/debug/kdb/kdb_support.c
> > +++ b/kernel/debug/kdb/kdb_support.c
> > @@ -665,24 +665,6 @@ unsigned long kdb_task_state(const struct task_struct *p, unsigned long mask)
> >         return (mask & kdb_task_state_string(state)) != 0;
> >  }
> >
> > -/*
> > - * kdb_print_nameval - Print a name and its value, converting the
> > - *     value to a symbol lookup if possible.
> > - * Inputs:
> > - *     name    field name to print
> > - *     val     value of field
> > - */
> > -void kdb_print_nameval(const char *name, unsigned long val)
> > -{
> > -       kdb_symtab_t symtab;
> > -       kdb_printf("  %-11.11s ", name);
> > -       if (kdbnearsym(val, &symtab))
> > -               kdb_symbol_print(val, &symtab,
> > -                                KDB_SP_VALUE|KDB_SP_SYMSIZE|KDB_SP_NEWLINE);
> > -       else
> > -               kdb_printf("0x%lx\n", val);
> > -}
> > -
>
> Getting rid of kdb_print_nameval() makes sense to me.
>
> -Doug