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| author | Al Viro <viro@zeniv.linux.org.uk> | 2009-05-08 13:31:17 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-06-11 21:36:08 -0400 |
| commit | 6fac98dd218653c6aff8a0f56305c424930cea2a (patch) | |
| tree | 0c5bdca0092e5ec3b201bae958071a7e8385409d | |
| parent | bbd6851a3213a525128473e978b692ab6ac11aba (diff) | |
| download | linux-stable-6fac98dd218653c6aff8a0f56305c424930cea2a.tar.gz linux-stable-6fac98dd218653c6aff8a0f56305c424930cea2a.tar.bz2 linux-stable-6fac98dd218653c6aff8a0f56305c424930cea2a.zip | |
Push BKL into do_mount()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | arch/alpha/kernel/osf_sys.c | 3 | ||||
| -rw-r--r-- | fs/compat.c | 2 | ||||
| -rw-r--r-- | fs/namespace.c | 4 |
3 files changed, 2 insertions, 7 deletions
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c index 42ee05981e71..9a3334ae282e 100644 --- a/arch/alpha/kernel/osf_sys.c +++ b/arch/alpha/kernel/osf_sys.c @@ -371,8 +371,6 @@ SYSCALL_DEFINE4(osf_mount, unsigned long, typenr, char __user *, path, int retval = -EINVAL; char *name; - lock_kernel(); - name = getname(path); retval = PTR_ERR(name); if (IS_ERR(name)) @@ -392,7 +390,6 @@ SYSCALL_DEFINE4(osf_mount, unsigned long, typenr, char __user *, path, } putname(name); out: - unlock_kernel(); return retval; } diff --git a/fs/compat.c b/fs/compat.c index bb2a9b2e8173..6aefb776dfeb 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 7e537f0393b5..4740f7bdb556 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: |