* [PATCH -mm] fs: proc -- Make /proc/<pid>/map_files being CHECKPOINT_RESTORE dependent
@ 2011-12-21 13:22 Cyrill Gorcunov
0 siblings, 0 replies; only message in thread
From: Cyrill Gorcunov @ 2011-12-21 13:22 UTC (permalink / raw)
To: Andrew Morton
Cc: Pavel Emelyanov, Tejun Heo, Vasiliy Kulikov, Andrey Vagin, LKML
This entry was introduced in a sake of C/R, so no need to
built it in by default.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
---
For -mm tree
fs/proc/base.c | 6 ++++++
1 file changed, 6 insertions(+)
Index: linux-2.6.git/fs/proc/base.c
===================================================================
--- linux-2.6.git.orig/fs/proc/base.c
+++ linux-2.6.git/fs/proc/base.c
@@ -2160,6 +2160,8 @@ static const struct file_operations proc
.llseek = default_llseek,
};
+#ifdef CONFIG_CHECKPOINT_RESTORE
+
/*
* dname_to_vma_addr - maps a dentry name into two unsigned longs
* which represent vma start and end addresses.
@@ -2505,6 +2507,8 @@ static const struct file_operations proc
.llseek = default_llseek,
};
+#endif /* CONFIG_CHECKPOINT_RESTORE */
+
/*
* /proc/pid/fd needs a special permission handler so that a process can still
* access /proc/self/fd after it has executed a setuid().
@@ -3120,7 +3124,9 @@ static const struct inode_operations pro
static const struct pid_entry tgid_base_stuff[] = {
DIR("task", S_IRUGO|S_IXUGO, proc_task_inode_operations, proc_task_operations),
DIR("fd", S_IRUSR|S_IXUSR, proc_fd_inode_operations, proc_fd_operations),
+#ifdef CONFIG_CHECKPOINT_RESTORE
DIR("map_files", S_IRUSR|S_IXUSR, proc_map_files_inode_operations, proc_map_files_operations),
+#endif
DIR("fdinfo", S_IRUSR|S_IXUSR, proc_fdinfo_inode_operations, proc_fdinfo_operations),
DIR("ns", S_IRUSR|S_IXUGO, proc_ns_dir_inode_operations, proc_ns_dir_operations),
#ifdef CONFIG_NET
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