[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 <nathans@sgi.com>
This commit is contained in:
Nathan Scott 2005-09-02 16:40:17 +10:00
parent eedb5530aa
commit bcec2b7f2b
2 changed files with 15 additions and 3 deletions

View File

@ -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,

View File

@ -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 *,