ext4: use ->invalidatepage() length argument

->invalidatepage() aop now accepts range to invalidate so we can make
use of it in all ext4 invalidatepage routines.

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Reviewed-by: Jan Kara <jack@suse.cz>

1 files changed, 12 insertions, 10 deletions

diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index 8ee15b97cd38..dcfce96c08a8 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -444,16 +444,16 @@ DEFINE_EVENT(ext4__page_op, ext4_releasepage,
 );
 
 DECLARE_EVENT_CLASS(ext4_invalidatepage_op,
-        TP_PROTO(struct page *page, unsigned long offset),
+        TP_PROTO(struct page *page, unsigned int offset, unsigned int length),
 
-        TP_ARGS(page, offset),
+        TP_ARGS(page, offset, length),
 
         TP_STRUCT__entry(
                 __field(        dev_t,  dev                     )
                 __field(        ino_t,  ino                     )
                 __field(        pgoff_t, index                  )
-                __field(        unsigned long, offset           )
-
+                __field(        unsigned int, offset            )
+                __field(        unsigned int, length            )
         ),
 
         TP_fast_assign(
@@ -461,24 +461,26 @@ DECLARE_EVENT_CLASS(ext4_invalidatepage_op,
                 __entry->ino    = page->mapping->host->i_ino;
                 __entry->index  = page->index;
                 __entry->offset = offset;
+                __entry->length = length;
         ),
 
-        TP_printk("dev %d,%d ino %lu page_index %lu offset %lu",
+        TP_printk("dev %d,%d ino %lu page_index %lu offset %u length %u",
                   MAJOR(__entry->dev), MINOR(__entry->dev),
                   (unsigned long) __entry->ino,
-                  (unsigned long) __entry->index, __entry->offset)
+                  (unsigned long) __entry->index,
+                  __entry->offset, __entry->length)
 );
 
 DEFINE_EVENT(ext4_invalidatepage_op, ext4_invalidatepage,
-        TP_PROTO(struct page *page, unsigned long offset),
+        TP_PROTO(struct page *page, unsigned int offset, unsigned int length),
 
-        TP_ARGS(page, offset)
+        TP_ARGS(page, offset, length)
 );
 
 DEFINE_EVENT(ext4_invalidatepage_op, ext4_journalled_invalidatepage,
-        TP_PROTO(struct page *page, unsigned long offset),
+        TP_PROTO(struct page *page, unsigned int offset, unsigned int length),
 
-        TP_ARGS(page, offset)
+        TP_ARGS(page, offset, length)
 );
 
 TRACE_EVENT(ext4_discard_blocks,