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Message-ID: <4CD51969.3060603@gmail.com> Date: Sat, 06 Nov 2010 10:01:29 +0100 From: Marco Stornelli <marco.stornelli@...il.com> To: Linux Kernel <linux-kernel@...r.kernel.org> CC: Linux Embedded <linux-embedded@...r.kernel.org>, Linux FS Devel <linux-fsdevel@...r.kernel.org>, Tim Bird <tim.bird@...sony.com>, Andrew Morton <akpm@...ux-foundation.org> Subject: [PATCH 16/16 v2] pramfs: Makefile and Kconfig From: Marco Stornelli <marco.stornelli@...il.com> Makefile and Kconfig. Signed-off-by: Marco Stornelli <marco.stornelli@...il.com> --- diff -Nurp linux-2.6.36-orig/fs/Makefile linux-2.6.36/fs/Makefile --- linux-2.6.36-orig/fs/Makefile 2010-09-13 01:07:37.000000000 +0200 +++ linux-2.6.36/fs/Makefile 2010-09-14 18:49:52.000000000 +0200 @@ -126,3 +126,4 @@ obj-$(CONFIG_BTRFS_FS) += btrfs/ obj-$(CONFIG_GFS2_FS) += gfs2/ obj-$(CONFIG_EXOFS_FS) += exofs/ obj-$(CONFIG_CEPH_FS) += ceph/ +obj-$(CONFIG_PRAMFS) += pramfs/ diff -Nurp linux-2.6.36-orig/fs/Kconfig linux-2.6.36/fs/Kconfig --- linux-2.6.36-orig/fs/Kconfig 2010-09-13 01:07:37.000000000 +0200 +++ linux-2.6.36/fs/Kconfig 2010-09-14 18:49:52.000000000 +0200 @@ -13,7 +13,7 @@ source "fs/ext4/Kconfig" config FS_XIP # execute in place bool - depends on EXT2_FS_XIP + depends on EXT2_FS_XIP || PRAMFS_XIP default y source "fs/jbd/Kconfig" @@ -25,13 +25,14 @@ config FS_MBCACHE default y if EXT2_FS=y && EXT2_FS_XATTR default y if EXT3_FS=y && EXT3_FS_XATTR default y if EXT4_FS=y && EXT4_FS_XATTR - default m if EXT2_FS_XATTR || EXT3_FS_XATTR || EXT4_FS_XATTR + default y if PRAMFS=y && PRAMFS_XATTR + default m if EXT2_FS_XATTR || EXT3_FS_XATTR || EXT4_FS_XATTR || PRAMFS_XATTR source "fs/reiserfs/Kconfig" source "fs/jfs/Kconfig" config FS_POSIX_ACL -# Posix ACL utility routines (for now, only ext2/ext3/jfs/reiserfs/nfs4) +# Posix ACL utility routines (for now, only ext2/ext3/jfs/reiserfs/nfs4/pramfs) # # NOTE: you can implement Posix ACLs without these helpers (XFS does). # Never use this symbol for ifdefs. @@ -189,6 +190,7 @@ source "fs/romfs/Kconfig" source "fs/sysv/Kconfig" source "fs/ufs/Kconfig" source "fs/exofs/Kconfig" +source "fs/pramfs/Kconfig" endif # MISC_FILESYSTEMS diff -Nurp linux-2.6.36-orig/fs/pramfs/Kconfig linux-2.6.36/fs/pramfs/Kconfig --- linux-2.6.36-orig/fs/pramfs/Kconfig 1970-01-01 01:00:00.000000000 +0100 +++ linux-2.6.36/fs/pramfs/Kconfig 2010-10-30 10:30:19.000000000 +0200 @@ -0,0 +1,72 @@ +config PRAMFS + tristate "Persistent and Protected RAM file system support" + depends on HAS_IOMEM && EXPERIMENTAL + select CRC16 + help + If your system has a block of fast (comparable in access speed to + system memory) and non-volatile RAM and you wish to mount a + light-weight, full-featured, and space-efficient filesystem over it, + say Y here, and read <file:Documentation/filesystems/pramfs.txt>. + + To compile this as a module, choose M here: the module will be + called pramfs. + +config PRAMFS_XIP + bool "Enable Execute-in-place in PRAMFS" + depends on PRAMFS && !PRAMFS_WRITE_PROTECT + help + Say Y here to enable XIP feature of PRAMFS. + +config PRAMFS_WRITE_PROTECT + bool "Enable PRAMFS write protection" + depends on PRAMFS && MMU && HAVE_SET_MEMORY_RO + default y + help + Say Y here to enable the write protect feature of PRAMFS. + +config PRAMFS_XATTR + bool "PRAMFS extended attributes" + depends on PRAMFS + help + Extended attributes are name:value pairs associated with inodes by + the kernel or by users (see the attr(5) manual page, or visit + <http://acl.bestbits.at/> for details). + + If unsure, say N. + +config PRAMFS_POSIX_ACL + bool "PRAMFS POSIX Access Control Lists" + depends on PRAMFS_XATTR + select FS_POSIX_ACL + help + Posix Access Control Lists (ACLs) support permissions for users and + groups beyond the owner/group/world scheme. + + To learn more about Access Control Lists, visit the Posix ACLs for + Linux website <http://acl.bestbits.at/>. + + If you don't know what Access Control Lists are, say N. + +config PRAMFS_SECURITY + bool "PRAMFS Security Labels" + depends on PRAMFS_XATTR + help + Security labels support alternative access control models + implemented by security modules like SELinux. This option + enables an extended attribute handler for file security + labels in the pram filesystem. + + If you are not using a security module that requires using + extended attributes for file security labels, say N. + +config PRAMFS_TEST + boolean + depends on PRAMFS + +config TEST_MODULE + tristate "PRAMFS Test" + depends on PRAMFS && m + select PRAMFS_TEST + help + Say Y here to build a simple module to test the protection of + PRAMFS. The module will be called pramfs_test. diff -Nurp linux-2.6.36-orig/fs/pramfs/Makefile linux-2.6.36/fs/pramfs/Makefile --- linux-2.6.36-orig/fs/pramfs/Makefile 1970-01-01 01:00:00.000000000 +0100 +++ linux-2.6.36/fs/pramfs/Makefile 2010-09-14 18:49:52.000000000 +0200 @@ -0,0 +1,14 @@ +# +# Makefile for the linux pram-filesystem routines. +# + +obj-$(CONFIG_PRAMFS) += pramfs.o +obj-$(CONFIG_TEST_MODULE) += pramfs_test.o + +pramfs-y := balloc.o dir.o file.o inode.o namei.o super.o symlink.o + +pramfs-$(CONFIG_PRAMFS_WRITE_PROTECT) += wprotect.o +pramfs-$(CONFIG_PRAMFS_XIP) += xip.o +pramfs-$(CONFIG_PRAMFS_XATTR) += xattr.o xattr_user.o xattr_trusted.o desctree.o +pramfs-$(CONFIG_PRAMFS_POSIX_ACL) += acl.o +pramfs-$(CONFIG_PRAMFS_SECURITY) += xattr_security.o -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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