diff options
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_fs_subr.c')
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_fs_subr.c | 59 |
1 files changed, 12 insertions, 47 deletions
diff --git a/fs/xfs/linux-2.6/xfs_fs_subr.c b/fs/xfs/linux-2.6/xfs_fs_subr.c index 575f2a790f3..dc0562828e7 100644 --- a/fs/xfs/linux-2.6/xfs_fs_subr.c +++ b/fs/xfs/linux-2.6/xfs_fs_subr.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. + * Copyright (c) 2000-2002,2005-2006 Silicon Graphics, Inc. * All Rights Reserved. * * This program is free software; you can redistribute it and/or @@ -15,40 +15,12 @@ * along with this program; if not, write the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ - #include "xfs.h" -/* - * Stub for no-op vnode operations that return error status. - */ -int -fs_noerr(void) -{ - return 0; -} +int fs_noerr(void) { return 0; } +int fs_nosys(void) { return ENOSYS; } +void fs_noval(void) { return; } -/* - * Operation unsupported under this file system. - */ -int -fs_nosys(void) -{ - return ENOSYS; -} - -/* - * Stub for inactive, strategy, and read/write lock/unlock. Does nothing. - */ -/* ARGSUSED */ -void -fs_noval(void) -{ -} - -/* - * vnode pcache layer for vnode_tosspages. - * 'last' parameter unused but left in for IRIX compatibility - */ void fs_tosspages( bhv_desc_t *bdp, @@ -56,18 +28,13 @@ fs_tosspages( xfs_off_t last, int fiopt) { - vnode_t *vp = BHV_TO_VNODE(bdp); + bhv_vnode_t *vp = BHV_TO_VNODE(bdp); struct inode *ip = vn_to_inode(vp); if (VN_CACHED(vp)) truncate_inode_pages(ip->i_mapping, first); } - -/* - * vnode pcache layer for vnode_flushinval_pages. - * 'last' parameter unused but left in for IRIX compatibility - */ void fs_flushinval_pages( bhv_desc_t *bdp, @@ -75,20 +42,17 @@ fs_flushinval_pages( xfs_off_t last, int fiopt) { - vnode_t *vp = BHV_TO_VNODE(bdp); + bhv_vnode_t *vp = BHV_TO_VNODE(bdp); struct inode *ip = vn_to_inode(vp); if (VN_CACHED(vp)) { + if (VN_TRUNC(vp)) + VUNTRUNCATE(vp); filemap_write_and_wait(ip->i_mapping); - truncate_inode_pages(ip->i_mapping, first); } } -/* - * vnode pcache layer for vnode_flush_pages. - * 'last' parameter unused but left in for IRIX compatibility - */ int fs_flush_pages( bhv_desc_t *bdp, @@ -97,15 +61,16 @@ fs_flush_pages( uint64_t flags, int fiopt) { - vnode_t *vp = BHV_TO_VNODE(bdp); + bhv_vnode_t *vp = BHV_TO_VNODE(bdp); struct inode *ip = vn_to_inode(vp); - if (VN_CACHED(vp)) { + if (VN_DIRTY(vp)) { + if (VN_TRUNC(vp)) + VUNTRUNCATE(vp); filemap_fdatawrite(ip->i_mapping); if (flags & XFS_B_ASYNC) return 0; filemap_fdatawait(ip->i_mapping); } - return 0; } |