From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760629AbYDYK2u (ORCPT ); Fri, 25 Apr 2008 06:28:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756111AbYDYK2m (ORCPT ); Fri, 25 Apr 2008 06:28:42 -0400 Received: from nwd2mail11.analog.com ([137.71.25.57]:36952 "EHLO nwd2mail11.analog.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755520AbYDYK2l (ORCPT ); Fri, 25 Apr 2008 06:28:41 -0400 X-IronPort-AV: E=Sophos;i="4.25,707,1199682000"; d="scan'208";a="52531679" From: Bryan Wu To: pmarques@grupopie.com, linux-kernel@vger.kernel.org Cc: Robin Getz , Bryan Wu Subject: [PATCH 1/2] kallsyms: Allow kernel symbols in L1 to be found in Blackfin architecture Date: Fri, 25 Apr 2008 18:28:18 +0800 Message-Id: <1209119299-27894-2-git-send-email-cooloney@kernel.org> X-Mailer: git-send-email 1.5.5 In-Reply-To: <1209119299-27894-1-git-send-email-cooloney@kernel.org> References: <1209119299-27894-1-git-send-email-cooloney@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Robin Getz Add _stext_l1, _etext_l1 for the L1 memory section in Blackfin. Signed-off-by: Robin Getz Signed-off-by: Bryan Wu --- kernel/kallsyms.c | 6 +++++- scripts/kallsyms.c | 8 +++++++- 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c index f091d13..456d1f6 100644 --- a/kernel/kallsyms.c +++ b/kernel/kallsyms.c @@ -55,7 +55,11 @@ static inline int is_kernel_inittext(unsigned long addr) static inline int is_kernel_text(unsigned long addr) { - if (addr >= (unsigned long)_stext && addr <= (unsigned long)_etext) + if ((addr >= (unsigned long)_stext && addr <= (unsigned long)_etext) +#if defined(CONFIG_BLACKFIN) + || (addr >= (unsigned long)_stext_l1 && addr <= (unsigned long)_etext_l1) +#endif + ) return 1; return in_gate_area_no_task(addr); } diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index c912137..0f7269f 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -41,6 +41,7 @@ struct sym_entry { static struct sym_entry *table; static unsigned int table_size, table_cnt; static unsigned long long _text, _stext, _etext, _sinittext, _einittext; +static unsigned long long _stext_l1, _etext_l1; static int all_symbols = 0; static char symbol_prefix_char = '\0'; @@ -98,6 +99,10 @@ static int read_symbol(FILE *in, struct sym_entry *s) _sinittext = s->addr; else if (strcmp(sym, "_einittext") == 0) _einittext = s->addr; + else if (strcmp(sym, "_stext_l1" ) == 0) + _stext_l1 = s->addr; + else if (strcmp(sym, "_etext_l1" ) == 0) + _etext_l1 = s->addr; else if (toupper(stype) == 'A') { /* Keep these useful absolute symbols */ @@ -160,7 +165,8 @@ static int symbol_valid(struct sym_entry *s) * and inittext sections are discarded */ if (!all_symbols) { if ((s->addr < _stext || s->addr > _etext) - && (s->addr < _sinittext || s->addr > _einittext)) + && (s->addr < _sinittext || s->addr > _einittext) + && (s->addr < _stext_l1 || s->addr > _etext_l1)) return 0; /* Corner case. Discard any symbols with the same value as * _etext _einittext; they can move between pass 1 and 2 when -- 1.5.5