2001-11-29 19:40:16

by Tommy Reynolds

[permalink] [raw]
Subject: seq_open, et. al. are not exported for modules

Alex,

The patch below, relative to 2.4.16, exports the seq_FOO symbols so they can be
used from a loadable kernel module.

BTW: could the "kmalloc()" calls be safely changed to "vmalloc()"?

--- linux/kernel/ksyms.c.orig Thu Nov 29 13:14:10 2001
+++ linux/kernel/ksyms.c Thu Nov 29 13:15:29 2001
@@ -46,6 +46,7 @@
#include <linux/tty.h>
#include <linux/in6.h>
#include <linux/completion.h>
+#include <linux/seq_file.h>
#include <asm/checksum.h>

#if defined(CONFIG_PROC_FS)
@@ -559,3 +560,11 @@ EXPORT_SYMBOL(init_task_union);

EXPORT_SYMBOL(tasklist_lock);
EXPORT_SYMBOL(pidhash);
+
+/* Sequential file systems */
+
+EXPORT_SYMBOL(seq_open);
+EXPORT_SYMBOL(seq_read);
+EXPORT_SYMBOL(seq_lseek);
+EXPORT_SYMBOL(seq_release);
+EXPORT_SYMBOL(seq_escape);


---------------------------------------------+-----------------------------
Tommy Reynolds | mailto: <[email protected]>
Red Hat, Inc., Embedded Development Services | Phone: +1.256.704.9286
307 Wynn Drive NW, Huntsville, AL 35805 USA | FAX: +1.256.837.3839
Senior Software Developer | Mobile: +1.919.641.2923

Attachments:
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2001-11-29 20:09:36

by Tommy Reynolds

[permalink] [raw]
Subject: Re: seq_open, et. al. are not exported for modules

More important activities lacking, "Tommy Reynolds" <[email protected]> wrote:

> Alex,
>
> The patch below, relative to 2.4.16, exports the seq_FOO symbols so they can be
> used from a loadable kernel module.

The patch omitted "seq_printf" ;-(

This one doesn't:

--- linux/kernel/ksyms.c.orig Thu Nov 29 13:14:10 2001
+++ linux/kernel/ksyms.c Thu Nov 29 13:58:27 2001
@@ -46,6 +46,7 @@
#include <linux/tty.h>
#include <linux/in6.h>
#include <linux/completion.h>
+#include <linux/seq_file.h>
#include <asm/checksum.h>

#if defined(CONFIG_PROC_FS)
@@ -559,3 +560,12 @@ EXPORT_SYMBOL(init_task_union);

EXPORT_SYMBOL(tasklist_lock);
EXPORT_SYMBOL(pidhash);
+
+/* Sequential file systems */
+
+EXPORT_SYMBOL(seq_open);
+EXPORT_SYMBOL(seq_read);
+EXPORT_SYMBOL(seq_lseek);
+EXPORT_SYMBOL(seq_release);
+EXPORT_SYMBOL(seq_escape);
+EXPORT_SYMBOL(seq_printf);


---------------------------------------------+-----------------------------
Tommy Reynolds | mailto: <[email protected]>
Red Hat, Inc., Embedded Development Services | Phone: +1.256.704.9286
307 Wynn Drive NW, Huntsville, AL 35805 USA | FAX: +1.256.837.3839
Senior Software Developer | Mobile: +1.919.641.2923

Attachments:
(No filename) (197.00 B)