The patch titled
r/o bind mounts: mount_is_safe(): add comment
has been removed from the -mm tree. Its filename is
ro-bind-mounts-mount_is_safe-add-comment.patch
This patch was dropped because Viro's comments sounded rather serious
------------------------------------------------------
Subject: r/o bind mounts: mount_is_safe(): add comment
From: Dave Hansen <haveblue@xxxxxxxxxx>
This area of code is currently #ifdef'd out, so add a comment for the time
when it is actually used.
Signed-off-by: Dave Hansen <haveblue@xxxxxxxxxx>
Cc: Serge Hallyn <serue@xxxxxxxxxx>
Cc: Herbert Poetzl <herbert@xxxxxxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
fs/namespace.c | 4 ++++
1 file changed, 4 insertions(+)
diff -puN fs/namespace.c~ro-bind-mounts-mount_is_safe-add-comment fs/namespace.c
--- a/fs/namespace.c~ro-bind-mounts-mount_is_safe-add-comment
+++ a/fs/namespace.c
@@ -688,6 +688,10 @@ static int mount_is_safe(struct nameidat
if (current->uid != nd->dentry->d_inode->i_uid)
return -EPERM;
}
+ /*
+ * We will eventually check for the mnt->writer_count here,
+ * but since the code is not used now, skip it - Dave Hansen
+ */
if (vfs_permission(nd, MAY_WRITE))
return -EPERM;
return 0;
_
Patches currently in -mm which might be from haveblue@xxxxxxxxxx are
origin.patch
git-acpi.patch
ro-bind-mounts-mount_is_safe-add-comment.patch
ro-bind-mounts-unix_find_other-elevate-write-count-for-touch_atime.patch
ro-bind-mounts-elevate-write-count-over-calls-to-vfs_rename.patch
ro-bind-mounts-tricky-elevate-write-count-files-are-opened.patch
ro-bind-mounts-elevate-writer-count-for-do_sys_truncate.patch
ro-bind-mounts-elevate-write-count-for-do_utimes.patch
ro-bind-mounts-elevate-write-count-for-do_sys_utime-and-touch_atime.patch
ro-bind-mounts-sys_mknodat-elevate-write-count-for-vfs_mknod-create.patch
ro-bind-mounts-elevate-mnt-writers-for-vfs_unlink-callers.patch
ro-bind-mounts-do_rmdir-elevate-write-count.patch
ro-bind-mounts-elevate-writer-count-for-custom-struct-file.patch
ro-bind-mounts-honor-r-w-changes-at-do_remount-time.patch
page-owner-tracking-leak-detector.patch
x86-e820-debugging.patch
-
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