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SubjectRe: [RFC v2 09/83] Add Kconfig and Makefile
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On 10.03.2018 20:17, Andiry Xu wrote:
> From: Andiry Xu <jix024@cs.ucsd.edu>
>
> Signed-off-by: Andiry Xu <jix024@cs.ucsd.edu>
> ---
> fs/Kconfig | 2 ++
> fs/Makefile | 1 +
> fs/nova/Kconfig | 15 +++++++++++++++
> fs/nova/Makefile | 7 +++++++
> 4 files changed, 25 insertions(+)
> create mode 100644 fs/nova/Kconfig
> create mode 100644 fs/nova/Makefile
>
> diff --git a/fs/Kconfig b/fs/Kconfig
> index bc821a8..5e9ff3e 100644
> --- a/fs/Kconfig
> +++ b/fs/Kconfig
> @@ -58,6 +58,8 @@ config FS_DAX_PMD
> depends on ZONE_DEVICE
> depends on TRANSPARENT_HUGEPAGE
>
> +source "fs/nova/Kconfig"
> +
> # Selected by DAX drivers that do not expect filesystem DAX to support
> # get_user_pages() of DAX mappings. I.e. "limited" indicates no support
> # for fork() of processes with MAP_SHARED mappings or support for
> diff --git a/fs/Makefile b/fs/Makefile
> index add789e..65ea619 100644
> --- a/fs/Makefile
> +++ b/fs/Makefile
> @@ -113,6 +113,7 @@ obj-$(CONFIG_OMFS_FS) += omfs/
> obj-$(CONFIG_JFS_FS) += jfs/
> obj-$(CONFIG_XFS_FS) += xfs/
> obj-$(CONFIG_9P_FS) += 9p/
> +obj-$(CONFIG_NOVA_FS) += nova/
> obj-$(CONFIG_AFS_FS) += afs/
> obj-$(CONFIG_NILFS2_FS) += nilfs2/
> obj-$(CONFIG_BEFS_FS) += befs/
> diff --git a/fs/nova/Kconfig b/fs/nova/Kconfig
> new file mode 100644
> index 0000000..c1c692e
> --- /dev/null
> +++ b/fs/nova/Kconfig
> @@ -0,0 +1,15 @@
> +config NOVA_FS
> + tristate "NOVA: log-structured file system for non-volatile memories"
> + depends on FS_DAX
> + select CRC32

What do you need crc32 for? Selecting libcrc32c is enough to do "the
right thing"

> + select LIBCRC32C
> + help
> + If your system has a block of fast (comparable in access speed to
> + system memory) and non-volatile byte-addressable memory and you wish
> + to mount a light-weight filesystem with strong consistency support
> + over it, say Y here.
> +
> + To compile this as a module, choose M here: the module will be
> + called nova.
> +
> + If unsure, say N.
> diff --git a/fs/nova/Makefile b/fs/nova/Makefile
> new file mode 100644
> index 0000000..eb19646
> --- /dev/null
> +++ b/fs/nova/Makefile
> @@ -0,0 +1,7 @@
> +#
> +# Makefile for the linux NOVA filesystem routines.
> +#
> +
> +obj-$(CONFIG_NOVA_FS) += nova.o
> +
> +nova-y := bbuild.o inode.o rebuild.o super.o
>

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