On Tue, 19 May 2009, Mimi Zohar wrote:
> Based on discussion on lkml (Andrew Morton and Eric Paris),
> move ima_counts_get down a layer into shmem/hugetlb__file_setup().
> Resolves drm shmem_file_setup() usage case as well.
>
> Signed-off-by: Mimi Zohar <zohar@xxxxxxxxxx>
I still think you're doing this at the wrong level, but recognize
that you probably won't be persuaded until a few more users of
alloc_file() emerge, all wanting your ima_counts_get().
Resolving GEM's shmem_file_setup() is an improvement, so I'll say
Acked-by: Hugh Dickins <hugh.dickins@xxxxxxxxxxxxx>
> ---
> diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
> index 153d968..ccc62de 100644
> --- a/fs/hugetlbfs/inode.c
> +++ b/fs/hugetlbfs/inode.c
> @@ -30,6 +30,7 @@
> #include <linux/dnotify.h>
> #include <linux/statfs.h>
> #include <linux/security.h>
> +#include <linux/ima.h>
>
> #include <asm/uaccess.h>
>
> @@ -997,6 +998,7 @@ struct file *hugetlb_file_setup(const char *name, size_t size, int acctflag)
> &hugetlbfs_file_operations);
> if (!file)
> goto out_dentry; /* inode is already attached */
> + ima_counts_get(file);
>
> return file;
>
> diff --git a/ipc/shm.c b/ipc/shm.c
> index 47b4642..5608183 100644
> --- a/ipc/shm.c
> +++ b/ipc/shm.c
> @@ -384,7 +384,6 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
> error = PTR_ERR(file);
> if (IS_ERR(file))
> goto no_file;
> - ima_counts_get(file);
>
> id = ipc_addid(&shm_ids(ns), &shp->shm_perm, ns->shm_ctlmni);
> if (id < 0) {
> diff --git a/mm/shmem.c b/mm/shmem.c
> index a817f75..0132fbd 100644
> --- a/mm/shmem.c
> +++ b/mm/shmem.c
> @@ -2659,6 +2659,7 @@ struct file *shmem_file_setup(char *name, loff_t size, unsigned long flags)
> if (error)
> goto close_file;
> #endif
> + ima_counts_get(file);
> return file;
>
> close_file:
> @@ -2684,7 +2685,6 @@ int shmem_zero_setup(struct vm_area_struct *vma)
> if (IS_ERR(file))
> return PTR_ERR(file);
>
> - ima_counts_get(file);
> if (vma->vm_file)
> fput(vma->vm_file);
> vma->vm_file = file;
> --
> 1.6.0.6
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