Signed-off-by: Dave Hansen <haveblue@xxxxxxxxxx> --- lxc-dave/fs/namei.c | 4 ++++ lxc-dave/ipc/mqueue.c | 5 ++++- 2 files changed, 8 insertions(+), 1 deletion(-) diff -puN fs/namei.c~elevate-mnt-writers-for-vfs-unlink-callers fs/namei.c --- lxc/fs/namei.c~elevate-mnt-writers-for-vfs-unlink-callers 2007-07-10 12:46:16.000000000 -0700 +++ lxc-dave/fs/namei.c 2007-07-10 12:46:16.000000000 -0700 @@ -2195,7 +2195,11 @@ static long do_unlinkat(int dfd, const c inode = dentry->d_inode; if (inode) atomic_inc(&inode->i_count); + error = mnt_want_write(nd.mnt); + if (error) + goto exit2; error = vfs_unlink(nd.dentry->d_inode, dentry); + mnt_drop_write(nd.mnt); exit2: dput(dentry); } diff -puN ipc/mqueue.c~elevate-mnt-writers-for-vfs-unlink-callers ipc/mqueue.c --- lxc/ipc/mqueue.c~elevate-mnt-writers-for-vfs-unlink-callers 2007-07-10 12:46:16.000000000 -0700 +++ lxc-dave/ipc/mqueue.c 2007-07-10 12:46:16.000000000 -0700 @@ -750,8 +750,11 @@ asmlinkage long sys_mq_unlink(const char inode = dentry->d_inode; if (inode) atomic_inc(&inode->i_count); - + err = mnt_want_write(mqueue_mnt); + if (err) + goto out_err; err = vfs_unlink(dentry->d_parent->d_inode, dentry); + mnt_drop_write(mqueue_mnt); out_err: dput(dentry); _ - To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
