Re: [PATCH 15/16] pramfs: test module
On Mon, Oct 11, 2010 at 01:24:04PM +0100, Kieran Bingham wrote: @@ -0,0 +1,49 @@ +/* + * FILE NAME fs/pramfs/namei.c FILE NAME != namei.c Yes, that's why you should never do such filename comments which are not only utterly prone to be out of data, but also 100% useless. -- To unsubscribe from this list: send the line unsubscribe linux-embedded in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH 15/16] pramfs: test module
2010/10/10 Randy Dunlap rdun...@xenotime.net:
On Sun, 10 Oct 2010 18:37:49 +0200 Marco Stornelli wrote:
Above 2 lines need to indented more.
Ack.
+ return 1;
+ }
+
+ /*
+ * Attempt an unprotected clear of checksum information in the
+ * superblock, this should cause a kernel page protection fault.
+ */
+ printk(%s: writing to kernel VA %p\n, __func__, psb);
+ psb-s_sum = 0;
+
+ return 0;
+}
+
+void test_pramfs_write_cleanup(void) {}
+
+/* Module information */
+MODULE_LICENSE(GPL);
+module_init(test_pramfs_write);
+module_exit(test_pramfs_write_cleanup);
--
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Re: [PATCH 15/16] pramfs: test module
On 10/10/2010 17:37, Marco Stornelli wrote: From: Marco Stornellimarco.storne...@gmail.com Test module. Signed-off-by: Marco Stornellimarco.storne...@gmail.com --- diff -Nurp linux-2.6.36-orig/fs/pramfs/pramfs_test.c linux-2.6.36/fs/pramfs/pramfs_test.c --- linux-2.6.36-orig/fs/pramfs/pramfs_test.c 1970-01-01 01:00:00.0 +0100 +++ linux-2.6.36/fs/pramfs/pramfs_test.c2010-09-14 18:49:52.0 +0200 @@ -0,0 +1,49 @@ +/* + * FILE NAME fs/pramfs/namei.c FILE NAME != namei.c -- To unsubscribe from this list: send the line unsubscribe linux-embedded in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
[PATCH 15/16] pramfs: test module
From: Marco Stornelli marco.storne...@gmail.com
Test module.
Signed-off-by: Marco Stornelli marco.storne...@gmail.com
---
diff -Nurp linux-2.6.36-orig/fs/pramfs/pramfs_test.c
linux-2.6.36/fs/pramfs/pramfs_test.c
--- linux-2.6.36-orig/fs/pramfs/pramfs_test.c 1970-01-01 01:00:00.0
+0100
+++ linux-2.6.36/fs/pramfs/pramfs_test.c2010-09-14 18:49:52.0
+0200
@@ -0,0 +1,49 @@
+/*
+ * FILE NAME fs/pramfs/namei.c
+ *
+ * BRIEF DESCRIPTION
+ *
+ * Pramfs test module.
+ *
+ * Copyright 2009-2010 Marco Stornelli marco.storne...@gmail.com
+ * Copyright 2003 Sony Corporation
+ * Copyright 2003 Matsushita Electric Industrial Co., Ltd.
+ * 2003-2004 (c) MontaVista Software, Inc. , Steve Longerbeam
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed as is without any
+ * warranty of any kind, whether express or implied.
+ */
+#include linux/module.h
+#include linux/version.h
+#include linux/init.h
+#include linux/fs.h
+#include pram.h
+
+int __init test_pramfs_write(void)
+{
+ struct pram_super_block *psb;
+
+ psb = get_pram_super();
+ if (!psb) {
+ printk(KERN_ERR
+ %s: PRAMFS super block not found (not mounted?)\n,
+ __func__);
+ return 1;
+ }
+
+ /*
+* Attempt an unprotected clear of checksum information in the
+* superblock, this should cause a kernel page protection fault.
+*/
+ printk(%s: writing to kernel VA %p\n, __func__, psb);
+ psb-s_sum = 0;
+
+ return 0;
+}
+
+void test_pramfs_write_cleanup(void) {}
+
+/* Module information */
+MODULE_LICENSE(GPL);
+module_init(test_pramfs_write);
+module_exit(test_pramfs_write_cleanup);
--
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Re: [PATCH 15/16] pramfs: test module
On Sun, 10 Oct 2010 18:37:49 +0200 Marco Stornelli wrote:
From: Marco Stornelli marco.storne...@gmail.com
Test module.
Signed-off-by: Marco Stornelli marco.storne...@gmail.com
---
diff -Nurp linux-2.6.36-orig/fs/pramfs/pramfs_test.c
linux-2.6.36/fs/pramfs/pramfs_test.c
--- linux-2.6.36-orig/fs/pramfs/pramfs_test.c 1970-01-01 01:00:00.0
+0100
+++ linux-2.6.36/fs/pramfs/pramfs_test.c 2010-09-14 18:49:52.0
+0200
@@ -0,0 +1,49 @@
+/*
+ * FILE NAME fs/pramfs/namei.c
+ *
+ * BRIEF DESCRIPTION
+ *
+ * Pramfs test module.
+ *
+ * Copyright 2009-2010 Marco Stornelli marco.storne...@gmail.com
+ * Copyright 2003 Sony Corporation
+ * Copyright 2003 Matsushita Electric Industrial Co., Ltd.
+ * 2003-2004 (c) MontaVista Software, Inc. , Steve Longerbeam
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed as is without any
+ * warranty of any kind, whether express or implied.
+ */
+#include linux/module.h
+#include linux/version.h
+#include linux/init.h
+#include linux/fs.h
+#include pram.h
+
+int __init test_pramfs_write(void)
+{
+ struct pram_super_block *psb;
+
+ psb = get_pram_super();
+ if (!psb) {
+ printk(KERN_ERR
+ %s: PRAMFS super block not found (not mounted?)\n,
+ __func__);
Above 2 lines need to indented more.
+ return 1;
+ }
+
+ /*
+ * Attempt an unprotected clear of checksum information in the
+ * superblock, this should cause a kernel page protection fault.
+ */
+ printk(%s: writing to kernel VA %p\n, __func__, psb);
+ psb-s_sum = 0;
+
+ return 0;
+}
+
+void test_pramfs_write_cleanup(void) {}
+
+/* Module information */
+MODULE_LICENSE(GPL);
+module_init(test_pramfs_write);
+module_exit(test_pramfs_write_cleanup);
---
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***
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