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authorAl Viro <viro@zeniv.linux.org.uk>2009-05-08 13:31:17 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2009-06-11 21:36:08 -0400
commit6fac98dd218653c6aff8a0f56305c424930cea2a (patch)
tree0c5bdca0092e5ec3b201bae958071a7e8385409d /fs
parentbbd6851a3213a525128473e978b692ab6ac11aba (diff)
Push BKL into do_mount()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/compat.c2
-rw-r--r--fs/namespace.c4
2 files changed, 2 insertions, 4 deletions
diff --git a/fs/compat.c b/fs/compat.c
index bb2a9b2e817..6aefb776dfe 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -812,10 +812,8 @@ asmlinkage long compat_sys_mount(char __user * dev_name, char __user * dir_name,
}
}
- lock_kernel();
retval = do_mount((char*)dev_page, dir_page, (char*)type_page,
flags, (void*)data_page);
- unlock_kernel();
out4:
free_page(data_page);
diff --git a/fs/namespace.c b/fs/namespace.c
index 7e537f0393b..4740f7bdb55 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1921,6 +1921,7 @@ long do_mount(char *dev_name, char *dir_name, char *type_page,
if (retval)
goto dput_out;
+ lock_kernel();
if (flags & MS_REMOUNT)
retval = do_remount(&path, flags & ~MS_REMOUNT, mnt_flags,
data_page);
@@ -1933,6 +1934,7 @@ long do_mount(char *dev_name, char *dir_name, char *type_page,
else
retval = do_new_mount(&path, type_page, flags, mnt_flags,
dev_name, data_page);
+ unlock_kernel();
dput_out:
path_put(&path);
return retval;
@@ -2046,10 +2048,8 @@ SYSCALL_DEFINE5(mount, char __user *, dev_name, char __user *, dir_name,
if (retval < 0)
goto out3;
- lock_kernel();
retval = do_mount((char *)dev_page, dir_page, (char *)type_page,
flags, (void *)data_page);
- unlock_kernel();
free_page(data_page);
out3: