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nfsd: add a new config option for the block layout driver

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Split the config symbols into a generic pNFS one, which is invisible
and gets selected by the layout drivers, and one for the block layout
driver.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Christoph Hellwig
2016-03-04 20:46:16 +01:00
committed by J. Bruce Fields
parent d9186c0397
commit 81c3932901
7 changed files with 20 additions and 8 deletions
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2
fs/xfs/Makefile
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@@ -121,4 +121,4 @@ xfs-$(CONFIG_XFS_RT) += xfs_rtalloc.o
xfs-$(CONFIG_XFS_POSIX_ACL) += xfs_acl.o
xfs-$(CONFIG_SYSCTL) += xfs_sysctl.o
xfs-$(CONFIG_COMPAT) += xfs_ioctl32.o
xfs-$(CONFIG_NFSD_PNFS) += xfs_pnfs.o
xfs-$(CONFIG_NFSD_BLOCKLAYOUT) += xfs_pnfs.o

2
fs/xfs/xfs_export.c
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@@ -246,7 +246,7 @@ const struct export_operations xfs_export_operations = {
.fh_to_parent = xfs_fs_fh_to_parent,
.get_parent = xfs_fs_get_parent,
.commit_metadata = xfs_fs_nfs_commit_metadata,
#ifdef CONFIG_NFSD_PNFS
#ifdef CONFIG_NFSD_BLOCKLAYOUT
.get_uuid = xfs_fs_get_uuid,
.map_blocks = xfs_fs_map_blocks,
.commit_blocks = xfs_fs_commit_blocks,

2
fs/xfs/xfs_pnfs.h
View File

@@ -1,7 +1,7 @@
#ifndef _XFS_PNFS_H
#define _XFS_PNFS_H 1
#ifdef CONFIG_NFSD_PNFS
#ifdef CONFIG_NFSD_BLOCKLAYOUT
int xfs_fs_get_uuid(struct super_block *sb, u8 *buf, u32 *len, u64 *offset);
int xfs_fs_map_blocks(struct inode *inode, loff_t offset, u64 length,
struct iomap *iomap, bool write, u32 *device_generation);