From 18bc0bbd162e3eb3e7ea2953c315ad4113a57164 Mon Sep 17 00:00:00 2001 From: Evgeniy Polyakov <zbr@ioremap.net> Date: Mon, 9 Feb 2009 17:02:42 +0300 Subject: [PATCH] Staging: pohmelfs: kconfig/makefile and vfs changes. This patch adds Kconfig and Makefile entries and exports to VFS functions to be used by POHMELFS. Signed-off-by: Evgeniy Polyakov <zbr@ioremap.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> --- drivers/staging/Kconfig | 2 ++ drivers/staging/Makefile | 1 + drivers/staging/pohmelfs/Kconfig | 23 +++++++++++++++++++++++ drivers/staging/pohmelfs/Makefile | 3 +++ mm/filemap.c | 2 ++ 5 files changed, 31 insertions(+) create mode 100644 drivers/staging/pohmelfs/Kconfig create mode 100644 drivers/staging/pohmelfs/Makefile diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index e319c67c5964a..f62c2d125b69a 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -95,5 +95,7 @@ source "drivers/staging/android/Kconfig" source "drivers/staging/dst/Kconfig" +source "drivers/staging/pohmelfs/Kconfig" + endif # !STAGING_EXCLUDE_BUILD endif # STAGING diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index 1971299a82fd3..16a8d703319f2 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -30,3 +30,4 @@ obj-$(CONFIG_TRANZPORT) += frontier/ obj-$(CONFIG_EPL) += epl/ obj-$(CONFIG_ANDROID) += android/ obj-$(CONFIG_DST) += dst/ +obj-$(CONFIG_POHMELFS) += pohmelfs/ diff --git a/drivers/staging/pohmelfs/Kconfig b/drivers/staging/pohmelfs/Kconfig new file mode 100644 index 0000000000000..82d13ad67c86e --- /dev/null +++ b/drivers/staging/pohmelfs/Kconfig @@ -0,0 +1,23 @@ +config POHMELFS + tristate "POHMELFS filesystem support" + select CONNECTOR + help + POHMELFS stands for Parallel Optimized Host Message Exchange Layered File System. + This is a network filesystem which supports coherent caching of data and metadata + on clients. + +config POHMELFS_DEBUG + bool "POHMELFS debugging" + depends on POHMELFS + default n + help + Turns on excessive POHMELFS debugging facilities. + You usually do not want to slow things down noticebly and get really lots of kernel + messages in syslog. + +config POHMELFS_CRYPTO + bool "POHMELFS crypto support" + depends on CONFIG_CRYPTO_BLKCIPHER && CONFIG_CRYPTO_HASH + help + This option allows to encrypt and/or protect with strong cryptographic hash all dataflow + between server and clients. Each config group can have own keys. diff --git a/drivers/staging/pohmelfs/Makefile b/drivers/staging/pohmelfs/Makefile new file mode 100644 index 0000000000000..196561ca26bc7 --- /dev/null +++ b/drivers/staging/pohmelfs/Makefile @@ -0,0 +1,3 @@ +obj-$(CONFIG_POHMELFS) += pohmelfs.o + +pohmelfs-y := inode.o config.o dir.o net.o path_entry.o trans.o crypto.o lock.o mcache.o diff --git a/mm/filemap.c b/mm/filemap.c index fc11974f2bee5..2e2d38ebda4bb 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -513,6 +513,7 @@ int add_to_page_cache_lru(struct page *page, struct address_space *mapping, } return ret; } +EXPORT_SYMBOL_GPL(add_to_page_cache_lru); #ifdef CONFIG_NUMA struct page *__page_cache_alloc(gfp_t gfp) @@ -645,6 +646,7 @@ int __lock_page_killable(struct page *page) return __wait_on_bit_lock(page_waitqueue(page), &wait, sync_page_killable, TASK_KILLABLE); } +EXPORT_SYMBOL_GPL(__lock_page_killable); /** * __lock_page_nosync - get a lock on the page, without calling sync_page() -- GitLab