From bcec2b7f2bf856bdf2a8780a57fe78417a513682 Mon Sep 17 00:00:00 2001 From: Nathan Scott Date: Fri, 2 Sep 2005 16:40:17 +1000 Subject: [XFS] Add a chunk of tracing code to diagnose truncate related issues. SGI-PV: 938410 SGI-Modid: xfs-linux:xfs-kern:22966a Signed-off-by: Nathan Scott --- fs/xfs/linux-2.6/xfs_aops.c | 11 +++++++++++ fs/xfs/linux-2.6/xfs_lrw.h | 7 ++++--- 2 files changed, 15 insertions(+), 3 deletions(-) (limited to 'fs/xfs') diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c index a3a4b5aaf5d9..bd9aba1f2353 100644 --- a/fs/xfs/linux-2.6/xfs_aops.c +++ b/fs/xfs/linux-2.6/xfs_aops.c @@ -1202,6 +1202,16 @@ out_unlock: return error; } +STATIC int +linvfs_invalidate_page( + struct page *page, + unsigned long offset) +{ + xfs_page_trace(XFS_INVALIDPAGE_ENTER, + page->mapping->host, page, offset); + return block_invalidatepage(page, offset); +} + /* * Called to move a page into cleanable state - and from there * to be released. Possibly the page is already clean. We always @@ -1279,6 +1289,7 @@ struct address_space_operations linvfs_aops = { .writepage = linvfs_writepage, .sync_page = block_sync_page, .releasepage = linvfs_release_page, + .invalidatepage = linvfs_invalidate_page, .prepare_write = linvfs_prepare_write, .commit_write = generic_commit_write, .bmap = linvfs_bmap, diff --git a/fs/xfs/linux-2.6/xfs_lrw.h b/fs/xfs/linux-2.6/xfs_lrw.h index f197a720e394..6294dcdb797c 100644 --- a/fs/xfs/linux-2.6/xfs_lrw.h +++ b/fs/xfs/linux-2.6/xfs_lrw.h @@ -70,9 +70,10 @@ struct xfs_iomap; #define XFS_SENDFILE_ENTER 21 #define XFS_WRITEPAGE_ENTER 22 #define XFS_RELEASEPAGE_ENTER 23 -#define XFS_IOMAP_ALLOC_ENTER 24 -#define XFS_IOMAP_ALLOC_MAP 25 -#define XFS_IOMAP_UNWRITTEN 26 +#define XFS_INVALIDPAGE_ENTER 24 +#define XFS_IOMAP_ALLOC_ENTER 25 +#define XFS_IOMAP_ALLOC_MAP 26 +#define XFS_IOMAP_UNWRITTEN 27 extern void xfs_rw_enter_trace(int, struct xfs_iocore *, void *, size_t, loff_t, int); extern void xfs_inval_cached_trace(struct xfs_iocore *, -- cgit v1.2.3