On 06/17, Satya Tangirala wrote:
> Introduce SB_INLINECRYPT, which is set by filesystems that wish to use
> blk-crypto for file content en/decryption. This flag maps to the
> '-o inlinecrypt' mount option which multiple filesystems will implement,
> and code in fs/crypto/ needs to be able to check for this mount option
> in a filesystem-independent way.
>
> Signed-off-by: Satya Tangirala <satyat@xxxxxxxxxx>
Reviewed-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
> ---
> fs/proc_namespace.c | 1 +
> include/linux/fs.h | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/fs/proc_namespace.c b/fs/proc_namespace.c
> index 3059a9394c2d..e0ff1f6ac8f1 100644
> --- a/fs/proc_namespace.c
> +++ b/fs/proc_namespace.c
> @@ -49,6 +49,7 @@ static int show_sb_opts(struct seq_file *m, struct super_block *sb)
> { SB_DIRSYNC, ",dirsync" },
> { SB_MANDLOCK, ",mand" },
> { SB_LAZYTIME, ",lazytime" },
> + { SB_INLINECRYPT, ",inlinecrypt" },
> { 0, NULL }
> };
> const struct proc_fs_opts *fs_infop;
> diff --git a/include/linux/fs.h b/include/linux/fs.h
> index 6c4ab4dc1cd7..abef6aa95524 100644
> --- a/include/linux/fs.h
> +++ b/include/linux/fs.h
> @@ -1380,6 +1380,7 @@ extern int send_sigurg(struct fown_struct *fown);
> #define SB_NODIRATIME 2048 /* Do not update directory access times */
> #define SB_SILENT 32768
> #define SB_POSIXACL (1<<16) /* VFS does not apply the umask */
> +#define SB_INLINECRYPT (1<<17) /* Use blk-crypto for encrypted files */
> #define SB_KERNMOUNT (1<<22) /* this is a kern_mount call */
> #define SB_I_VERSION (1<<23) /* Update inode I_version field */
> #define SB_LAZYTIME (1<<25) /* Update the on-disk [acm]times lazily */
> --
> 2.27.0.290.gba653c62da-goog
