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Subject[PATCH 2/3] add do_unshare()

From: Sukadev Bhattiprolu <sukadev@us.ibm.com>
Subject: [PATCH 2/3] add do_unshare()

This patch adds a do_unshare() routine which will be common
to the unshare() and unshare64() syscall.

Signed-off-by: Cedric Le Goater <clg@fr.ibm.com>
Signed-off-by: Sukadev Bhattiprolu <sukadev@us.ibm.com>
---
kernel/fork.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
Index: 2.6.25-rc2-mm1/kernel/fork.c
===================================================================
--- 2.6.25-rc2-mm1.orig/kernel/fork.c
+++ 2.6.25-rc2-mm1/kernel/fork.c
@@ -1696,7 +1696,7 @@ static int unshare_semundo(u64 unshare_f
* constructed. Here we are modifying the current, active,
* task_struct.
*/
-asmlinkage long sys_unshare(unsigned long unshare_flags)
+static long do_unshare(u64 unshare_flags)
{
int err = 0;
struct fs_struct *fs, *new_fs = NULL;
@@ -1790,3 +1790,8 @@ bad_unshare_cleanup_thread:
bad_unshare_out:
return err;
}
+
+asmlinkage long sys_unshare(unsigned long unshare_flags)
+{
+ return do_unshare(unshare_flags);
+}
--

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