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authorEvgeniy Polyakov <zbr@ioremap.net>2009-02-09 17:02:42 +0300
committerGreg Kroah-Hartman <gregkh@suse.de>2009-04-03 14:53:36 -0700
commit18bc0bbd162e3eb3e7ea2953c315ad4113a57164 (patch)
tree6c46e99774772b8ac0ef92633377f4328bd87dbf
parentc09ee9d206994655d55de60222a3024702ad2055 (diff)
downloadop-kernel-dev-18bc0bbd162e3eb3e7ea2953c315ad4113a57164.zip
op-kernel-dev-18bc0bbd162e3eb3e7ea2953c315ad4113a57164.tar.gz
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>
-rw-r--r--drivers/staging/Kconfig2
-rw-r--r--drivers/staging/Makefile1
-rw-r--r--drivers/staging/pohmelfs/Kconfig23
-rw-r--r--drivers/staging/pohmelfs/Makefile3
-rw-r--r--mm/filemap.c2
5 files changed, 31 insertions, 0 deletions
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig
index e319c67..f62c2d1 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 1971299..16a8d70 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-$(CONFIG_POHMELFS) += pohmelfs/
diff --git a/drivers/staging/pohmelfs/Kconfig b/drivers/staging/pohmelfs/Kconfig
new file mode 100644
index 0000000..82d13ad
--- /dev/null
+++ b/drivers/staging/pohmelfs/Kconfig
@@ -0,0 +1,23 @@
+config POHMELFS
+ tristate "POHMELFS filesystem support"
+ select CONNECTOR
+ help
+ POHMELFS stands for Parallel Optimized Host Message Exchange Layered File System.
+ This is a network filesystem which supports coherent caching of data and metadata
+ on clients.
+
+config POHMELFS_DEBUG
+ bool "POHMELFS debugging"
+ depends on POHMELFS
+ default n
+ help
+ Turns on excessive POHMELFS debugging facilities.
+ You usually do not want to slow things down noticebly and get really lots of kernel
+ messages in syslog.
+
+config POHMELFS_CRYPTO
+ bool "POHMELFS crypto support"
+ depends on CONFIG_CRYPTO_BLKCIPHER && CONFIG_CRYPTO_HASH
+ help
+ This option allows to encrypt and/or protect with strong cryptographic hash all dataflow
+ between server and clients. Each config group can have own keys.
diff --git a/drivers/staging/pohmelfs/Makefile b/drivers/staging/pohmelfs/Makefile
new file mode 100644
index 0000000..196561c
--- /dev/null
+++ b/drivers/staging/pohmelfs/Makefile
@@ -0,0 +1,3 @@
+obj-$(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 fc11974..2e2d38e 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()
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