From: Paul Gortmaker <p_gortmaker@yahoo.com>
To: linux-kernel list <linux-kernel@vger.kernel.org>
Subject: [PATCH-2.4] verify_write not needed 486 & up
Date: Thu, 11 Jan 2001 11:50:28 -0500 [thread overview]
Message-ID: <3A5DE454.2EFBF5C1@yahoo.com> (raw)
The existing CONFIG_WP_WORKS_OK can be used to exclude
verify_write from being built into kernels for 486 and
higher.
Paul.
--- arch/i386/mm/fault.c~ Mon Nov 20 04:19:42 2000
+++ arch/i386/mm/fault.c Thu Jan 11 09:03:50 2001
@@ -4,6 +4,7 @@
* Copyright (C) 1995 Linus Torvalds
*/
+#include <linux/config.h>
#include <linux/signal.h>
#include <linux/sched.h>
#include <linux/kernel.h>
@@ -25,6 +26,7 @@
extern void die(const char *,struct pt_regs *,long);
+#ifndef CONFIG_X86_WP_WORKS_OK
/*
* Ugly, ugly, but the goto's result in better assembly..
*/
@@ -76,6 +78,7 @@
bad_area:
return 0;
}
+#endif
extern spinlock_t console_lock, timerlist_lock;
--- arch/i386/kernel/i386_ksyms.c~ Thu Jan 11 09:06:12 2001
+++ arch/i386/kernel/i386_ksyms.c Thu Jan 11 09:05:57 2001
@@ -53,7 +53,9 @@
EXPORT_SYMBOL(EISA_bus);
#endif
EXPORT_SYMBOL(MCA_bus);
+#ifndef CONFIG_X86_WP_WORKS_OK
EXPORT_SYMBOL(__verify_write);
+#endif
EXPORT_SYMBOL(dump_thread);
EXPORT_SYMBOL(dump_fpu);
EXPORT_SYMBOL(dump_extended_fpu);
_________________________________________________________
Do You Yahoo!?
Get your free @yahoo.com address at http://mail.yahoo.com
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/
reply other threads:[~2001-01-11 16:57 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=3A5DE454.2EFBF5C1@yahoo.com \
--to=p_gortmaker@yahoo.com \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.